formation docket no. date page · atoka formation(jupiter(conglomerate, 3rd)jupiter(conglomerate...
TRANSCRIPT
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Formation Docket No. Date Page
"14400 Sand Formation (Fifteen Mile Creek (Wilcox) Field 02-0253972 11/6/2007 486
"14900" Sand Series Formation (Fifteen Mile Creek (Wilcox) Field 02-0253971 11/6/2007 486
10,400,10,800,11,500 Sands (Mission West (Vicksburg 10400) Field 04-0261441 4/28/2009 566
10,600,10,750,11,400,11,800 Sands (Javelina (Vicksburg Cons) Field 04-0260915 2/26/2009 560
10200 Formation (Ann Mag (10200) Field 04-0247625 6/6/2006 437
11,300',11,600',12,600 Sands (Emma Haynes (11,400 Wilcox) Field 02-0264560 3/9/2010 620
11300 Sand (Mission, West (Vicksburg 10400) Field 04-0262252 7/21/2009 587
13900 Wilcox Formation (Dry Hollow (13900 Wilcox) Field 02-0235445 7/22/2003 318
1st Massive Formation(Samano (1st Massive) Field 04-0239153 7/6/2004 376
1st Rincon Formation(Samano (1st Rincon) Field 04-0240457 11/23/2004 317
2nd Bone Spring Formation (Sandbar (Bone Spring) Field 08-0296869 8/25/2015 702
2nd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0301902 1/24/2017 726
2nd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0302332 3/21/2017 728
2nd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0302333 3/21/2017 729
2nd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0303429 3/21/2017 733
2nd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0312558 6/18/2018 743
2nd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0316136 3/26/2019 744
3rd (Third) Bone Spring & Wolfcamp Formation (Phantom (Wolfcamp) Field) 08-0317323 10/1/2019 749
3rd Bone Spring & Wolfcamp Formation (Phantom (Wolfcamp), Ford, West
(Wolfcamp) Fields) 08-0305151 8/15/2017 727
3rd Bone Spring & Wolfcamp Formation (Phantom (Wolfcamp), Ford, West
(Wolfcamp), Sandbar (Bone Spring), Wolfbone (Trend Area), Red Bluff (Wolfcamp)
Fields) 08-0303284 2/28/2017 719
3rd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0303428 3/21/2017 733
3rd Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0306128 11/7/2017 739
8000 Vicksburg Upper Formation (Cage Ranch(8000 Vicksburg Upper) Field 04-0266181 10/12/2010 646
8300 Vicksburg Formation (Cage Ranch (8300 Vicksburg) Field 04-0266120 10/12/2010 647
8400 Vicksburg Formation (Cage Ranch (8400 Vicksburg) Field 04-0266119 10/12/2010 646
9100 and 9200 Sands (Flowella (Frio Vx Shallow) Field 04-0261806 6/18/2009 574
9200 Sand (Mission, West (Vicksburg 10400) Field 04-0262250 7/21/2009 586
9300 Vicksburg Formation(Agua Dulce(Vicksburg Consol)Fld NPT 7-6-04 04-0236646 11/13/2003 334
9500 Sand (Mission, West (Vicksburg 10400) Field 04-0262251 7/21/2009 587
9900 Wilcox Formation(Oakville(Wilcox Cons.) Field 02-0234955 6/10/2003 313
A.W.P. (Olmos Field) 01-85,978 10/28/1985 2
A.W.P. (Olmos Field) 01-86,560 8/18/1986 3
A.W.P. (Olmos Field) 01-91,662 5/12/1988 1
Anacacho Formation 01-78,434 9/27/1982 3
Appleby, N. (Travis Peak) Field 06-92,079 10/3/1988 3
Atoka Congl. Formation(Gilley, W. (Atoka Congl.) Field 09-0232651 11/21/2002 290
Atoka Conglomerate (Boyles (Atoka Congl.) Field 8A-0256800 5/29/2008 530
Atoka Formation 09-0204648 3/28/1994 4
Atoka Formation 7B-0203019 10/25/1993 7
Atoka Formation (Blueberry Hill (4900) Field) 09-0212821 7/30/1996 4
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0205956 8/29/1994 7
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0207039 2/28/1995 6
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0210561 12/12/1995 8
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0210562 12/12/1995 5
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0210563 12/12/1995 5
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0211176 2/13/1996 8
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0211190 2/13/1996 8
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0211946 5/21/1996 4
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0213188 8/20/1996 144
Atoka Formation (Boonsville (Bend Congl., Gas) Field) 09-0221591 5/25/1999 204
Page 1 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Atoka Formation (Boonsville Bend Conglomerate Gas Field) 09-0209625 9/12/1995 5
Atoka Formation (Boonsville(Bend Conglomerate) Field 09-0274429 10/2/2012 681
Atoka Formation (Bradford, SE (Atoka) Field 10-0263953 1/12/2010 612
Atoka Formation (Cambridge (Atoka) Field 10-0263776 12/15/2009 611
Atoka Formation (Cambridge (Atoka) Field 10-0264229 1/26/2010 615
Atoka Formation (Coburn (Atoka) Field 10-0263775 12/15/2009 610
Atoka Formation (Gas Finders (Congl.) Field) 09-0212555 7/9/1996 6
Atoka Formation (Gas Finders (Congl.) Field) 09-0217238 9/30/1997 171
Atoka Formation (Lipscomb (Atoka) and Lipscomb (Atoka 9200) Fields 10-0264224 1/26/2010 613
Atoka Formation (Lipscomb(Atoka 9200)Lipscomb(Atoka) Fields 10-0253682 11/6/2007 489
Atoka Formation (Lipscomb(Atoka 9200)Lipscomb(Atoka) Fields 10-0256639 5/29/2008 528
Atoka Formation (Males (4300) Field) 7B-0217237 9/30/1997 172
Atoka Formation (Mineral Wells (Big Saline) & N. (Big Saline) 7B-0210616 12/19/1995 6
Atoka Formation (MiVida (Permo-Penn) Field 08-0236542 10/21/2003 330
Atoka Formation (Rusmag (GC Sand) and Morris Consolidated Field) 09-0215290 6/3/1997 165
Atoka Formation (Toto (Caddo Congl.) Field 7B-0210715 1/9/1996 7
Atoka Formation (Trosper (Atoka) Field 10-0264223 1/26/2010 614
Atoka Formation(Boonsville (Bend Congl. Gas) Field 09-0225288 9/25/2000 220
Atoka Formation(Boonsville (Bend Congl. Gas) Field 09-0232652 12/3/2002 291
Atoka Formation(Boonsville (Bend Congl. Gas) Field 09-0233475 1/21/2003 298
Atoka Formation(Boonsville (Bend Congl. Gas) Field 09-0235193 6/24/2003 315
Atoka Formation(Cap Yates(Consl. Congl.) Field 09-0233109 6/24/2003 316
Atoka Formation(Cap Yates(Consl. Congl.) Field 09-0234209 5/6/2003 306
Atoka Formation(Gilley, W. (Atoka Congl.) Field 09-0233474 1/21/2003 299
Atoka Formation(Jupiter(Conglomerate, 3rd)Jupiter(Conglomerate Lower 09-0232653 12/3/2002 292
Atoka Granite Wash Formation (Mills Ranch (Atoka Granite Wash) Field 10-0261952 6/30/2009 581
Atokan (13900) Wash Sand Interval(Mills Ranch Field-"Area-I" Field 10-0237323 2/24/2004 363
Atokan (13900) Wash Sand Interval(Mills Ranch Field-"Area-II" Field 10-0237324 2/24/2004 363
Austin Chalk (Carmona (Austin Chalk) 03-97,159 2/24/1992 13
Austin Chalk Formation 03-0200903 8/30/1993 10
Austin Chalk Formation 03-0201013 4/26/1993 11
Austin Chalk Formation 03-0205698 8/22/1994 10
Austin Chalk Formation 03-0206110 9/12/1994 12
Austin Chalk Formation 03-79,664 7/18/1983 8
Austin Chalk Formation 03-97,995 8/17/1992 9
Austin Chalk Formation 03-98,270 9/28/1992 11
Austin Chalk Formation 03-98,294 10/5/1992 12
Austin Chalk Formation 06-98,294 10/5/1992 12
Austin Chalk Formation (Sugarkane (Austin Chalk) Field) 02-0301829 1/24/2017 725
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 03-0205873 12/5/1994 10
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 03-0210945 1/30/1996 9
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 03-0211364 2/27/1996 13
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 03-0216703 8/12/1997 167
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 03-0218613 3/17/1998 184
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 06-0205873 12/5/1994 10
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 06-0221632 5/25/1999 203
Austin Chalk Formation (Brookeland (Austin Chalk 8800) Field) 06-0256123 4/8/2008 526
Austin Chalk Formation (Brookeland (Austin Chalk 8800)Magnolia Springs (Austin Chalk) Fields03-0260533 2/10/2009 557
Austin Chalk Formation (Brookeland (Austin Chalk, 8800) Field 03-0263919 2/23/2010 619
Austin Chalk Formation (Brookeland (Austin Chalk, 8800) Field 06-0263201 11/24/2009 605
Austin Chalk Formation (Deep Pines (WDBN/AC) Field) 03-0301935 9/19/2017 730
Austin Chalk Formation (Double A Well, N (Austin Chalk) Field 03-0258149 8/12/2008 542
Austin Chalk Formation (Double A Well, N (Austin Chalk) Field 03-0261631 5/19/2009 570
Austin Chalk Formation (Giddings (Austin Chalk) Field) 03-0212834 7/30/1996 12
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INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Austin Chalk Formation (Giddings (Austin Chalk, Gas) Field) 03-0211142 2/13/1996 13
Austin Chalk Formation (Giddings (Austin Chalk, Gas) Field) 03-0211366 2/27/1996 13
Austin Chalk Formation (Giddings (Austin Chalk, Gas) Field) 03-0217746 12/16/1997 177
Austin Chalk Formation (Giddings (Austin Chalk, Gas) Field) 03-0221448 4/27/1999 201
Austin Chalk Formation (Giddings (Austin Chalk, Gas) Field) 03-0260921 3/11/2009 561
Austin Chalk Formation (Hawkville (Austin Chalk) Field 04-0273309 2/7/2012 672
Austin Chalk Formation (per (ra)final order-current 7 austin chalk fields in Polk County)03-0267859 12/14/2010 659
Austin Chalk Formation(Brookeland(Austin Chalk, 8800) Field 03-0252293 6/26/2007 468
Austin Chalk Formation(Brookeland(Austin Chalk, 8800) Field 06-0242906 6/21/2005 405
Austin Chalk Formation(Brookeland(Austin Chalk, 8800) Field 06-0243516 7/22/2005 410
Austin Chalk Formation(Brookeland(Austin Chalk,8800)(Double A Wells, N(Austin Chalk) Field03-0256886 5/29/2008 532
Austin Chalk Formation(Huntsville, Northeast Field 03-0232262 9/12/2002 282
Austin Chalk Formation (Lorenzo) Field 01-0321554 5/5/2020 762
Austin Chalk Formation (Lorenzo) Field 01-0326101 5/5/2020 763
Austin Chalk Formation(Lomita(Austin Chalk) Field 03-0224490 4/25/2000 216
Avalon Shale and First Bone Spring Formations(Sandbar(Bone Spring) Field 08-0297480 12/15/2015 704
Avalon Shale Formation (Sandbar (Bone Spring) Field 08-0296868 8/25/2015 702
Avalon Shale Formation (Sandbar (Bone Spring) Field 08-0318041 8/6/2019 747
Avalon Shale Formation(Sandbar(Bone Spring) Field 08-0298937 2/23/2016 706
Bank Sand Formation (Midway S. (Bank) Field 04-0240628 11/23/2004 389
Barnett Shale Formation(Newark, East (Barnett Shale) Field (HILL CO) 09-0248661 10/10/2006 446
Barnett Shale (Newark, East (Barnett Shale) Field (ERATH CO) 09-0247286 6/6/2006 438
Barnett Shale (Newark, East (Barnett Shale) Field (Ellis & Dallas) not entire counties 09-0262061 7/14/2009 582
Barnett Shale (Newark, East (Barnett Shale) Field (Ellis County) not entire county 09-0262060 7/14/2009 581
Barnett Shale (Newark, East (Barnett Shale) Field(Johnson,Tarrant,Hood,Palo
Pinto,Parker,Clay,Denton,Jack,Wise,Montague Counties 5,7B,9-0235294 11/13/2003 346
Barnett Shale (REFER TO DOCKET NO 5,7B&9-0235294) 05,-80,413 9/12/1983 14
Barnett Shale Formation (Newark, East (Barnett Shale) Field (not entire cooke county) 09-0268214 11/30/2010 657
Barnett Shale Formation (Newark, East (Barnett Shale) Field (Bosque &Somervell Co) 09-0256795 7/15/2008 535
Barnett Shale Formation (Newark, East (Barnett Shale) Field (Cooke Co)Not entire County 09-0257217 11/12/2008 548
Barnett Shale Formation (Newark, East (Barnett Shale) Fld (Dallas & Ellis Entire Counties) 09-0262139 9/1/2009 592
Barnett Shale Formation (Newark, East and ST Jo Ridge (Barnett Shale)-entire Cook County 09-0280638 5/7/2013 687
Barnett Shale Formation (Sanford Dvorin (Barnett Shale) Field) 05-0218066 1/6/1998 178
Barnett Shale Formation(Cleburne(Barnett Shale) Field 05-0235391 7/8/2003 317
Barnett Shale Formation(Newark,EastBarnettShale)Field(Eastland County) 09-0255892 5/29/2008 527
Barnett Shale(REFER TO DOCKET NO 5,7B,9-0235294 7B-80,413 9/12/1983 14
Barnette Shale(REFER TO DOCKET NO 5,7B,9-0235294) 09-80,413 9/12/1983 14
Barnett Shale and Mississippian Fms. (Andrews County) 08-0320620 5/5/2020 760
Barnett Shale (Emma Field) and Mississippian (Emma Field) Fms. (Andrews County) 08-0326646 6/16/2020 765
Barnett Shale (Emma Field) and Mississippian (Emma Field) Fms. (Andrews County) 08-0326647 6/16/2020 765
Barnett Shale (Emma Field) and Mississippian (Emma Field) Fms. (Andrews County) 08-0326649 6/16/2020 766
Barnett Shale and Mississippian Fms. (Emma (Barnett Shale) Andrews Co.) 08-0320619 5/20/2020 764
Bend Congl Gas Formation (Boonsville (Bend Congl Gas) Field 09-0256802 5/29/2008 531
Bend Conglomerate Formation (Boonsville (Bend Congl., Gas) Field) 09-0216747 8/26/1997 168
Bend Conglomerate Formation (Boonsville (Bend Congl., Gas) Field) 09-0258925 11/12/2008 551
Bend Conglomerate Formation (Rhombochasm (Bend Conglomerate) Fiel 8A-0217660 11/4/1997 176
Bend Conglomerate Formation(Boonsville (Bend Congl. Gas) Field 09-0224841 10/10/2000 221
Bend Conglomerate Formation(Meander, West(Bend Congl) Field 09-0239965 9/21/2004 381
Bend Conglomerate(Rhombochasm(Bend Conglomerate) Field 8A-0246730 4/11/2006 433
Bend ConglomerateFormation(Boonsville Bend Congl. Gas) Field 09-0227483 5/22/2001 238
Bend Formation (Broken Bone (Congl.)) 8A-0200896 6/28/1993 14
Blainey Formation(Ann Mag, East (Blainey) Field 04-0249566 12/5/2006 452
Bone Spring Formation (Sandbar (Bone Spring) Field 08-0279062 1/15/2013 684
Bone Spring Formation (Sandbar (Bone Spring) Field 08-0279063 1/15/2013 685
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INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Bone Spring Formation (Sandbar (Bone Spring) Field 08-0299564 5/3/2016 711
Bossier Shale(REFER TO DOCKET NO 01-0253019 PG.490/1/28/08) 20-75,144 7/7/1980 502
Caballos et al Formations (Pinon(Overthrust)Pinon(Multipay) Fields 08-0271944 10/25/2011 669
Canyon 7C-78,975 4/4/1983 16
Canyon Formation (Altizer (Lower Canyon) Field 01-0261811 6/30/2009 578
Canyon Formation (Hercules) 7C-96,334 11/18/1991 15
Canyon Formation (Sugg Ranch (Canyon Addition)) 08-96,744 3/23/1992 15
Canyon Formation (Sugg Ranch (Canyon Addition)) 7C-96,744 3/23/1992 15
Canyon Formation (Sugg Ranch (Canyon) 7C-95,675 7/8/1991 16
Canyon Formation (Sugg Ranch (Canyon)) 08-95,675 7/8/1991 16
Canyon Sand Formation 7C-79,698 8/1/1983 17
Canyon Sand Formation (Q Man (Canyon Sand) Field 7C-0244702 11/1/2005 418
Canyon Sandstone 20-75,144 9/15/1980 17
Carrizo Formation(Highlander (Carrizo) Field 02-0231813 9/12/2002 281
Carrizo P-2 Formation(Strake Deep (Carrizo P-2) Field 04-0228360 6/21/2001 242
Cherokee Formation (Arrington (Cherokee) Field 10-0237119 12/22/2003 342
Cherokee Formation (Arrington(Cherokee) Field 10-0276905 10/2/2012 680
Cisco 20-75,144 10/6/1980 18
Cisco (Sallie Field) 7C-76,785 8/24/1981 18
Cisco Formation(Velrex(Cisco 6260) Field 7C-0226309 12/5/2000 228
Cisco, Upper (Credo, East Field) 08-77,679 2/8/1982 18
Cisco-Canyon 08-78,774 1/3/1983 20
Cisco-Canyon Formation (Conger (Penn) Addition) 08-98,031 11/23/1992 20
Cisco-Canyon Formation Addition 08-78,495 10/12/1982 19
Cisco-Canyon Formation Addition 7C-78,495 10/12/1982 19
Cisco-Canyon Formation in the Area of the Conger, S. W. (Penn) 08-77,510 2/22/1982 19
Cisco-Canyon Sandstone 08-78,226 12/6/1982 22
Cisco-Canyon Sandstone 7C-78,226 12/6/1982 22
Cisco-Canyon Sandstone Formation 08-97,383 2/24/1992 21
Cisco-Canyon Sandstone Formation (Conger Penn Field Area) 08-0200858 4/5/1993 21
Clearfork Formation 08-77,076 4/5/1982 22
Cleveland Formation 10-77,222 11/30/1981 23
Cleveland/Marmaton Formations (Peery(Cleveland)Peery(Marmaton) Fields 10-0266700 8/24/2010 639
Cochiti Formation(Kingsville, SW (Cochiti) Field 04-0232188 9/12/2002 282
Conglomerate 3rd Formation (Jupiter(Conglomerate 3rd) Field 09-0235508 8/5/2003 321
Conglomerate Formation (B.R.A. (Congl) Field 7B-0254327 12/4/2007 491
Conglomerate Formation (P.K. Park (Congl) 3950 Field 7B-0256640 5/29/2008 529
Conglomerate Formation (Possum Kingdom (Congl.) Field 7B-0254326 12/4/2007 492
Conglomerate Formation (Set Ranch (Congl) Field 7B-0256797 6/10/2008 533
Conglomerate Formation (Strong (Congl.) Field 7B-0256799 5/29/2008 530
Cook Mountain 03-79,354 3/28/1983 23
Cook Mountain Formation (Egypt (Cook Mtn) field 03-0231449 6/25/2002 272
Cook Mountain Formation (Red Bull (Cook Mountain) Field 03-0276103 10/2/2012 680
Cook Mountain Sand Formation 03-97,539 6/1/1992 23
Corona Consolidated (Lions(Corona Consolidated) Field (NPT2/28/06) 02-0245676 1/24/2005 441
Cottage Grove Formation (Mills Ranch (Granite Wash Cons) Field 10-0298429 6/21/2016 712
Cottage Grove Formation (Mills Ranch (Granite Wash Cons) Field 10-0322373 5/5/2020 756
Cottage Grove Formation (Mills Ranch (Granite Wash Cons) Field 10-0322379 5/5/2020 756
Cotton Valley Formation in the Area of the Paige, N.E. Field 01-76,566 7/6/1981 24
Cotton Valley Lime(REFER TO DOCKET NO 01-0253019 PG.490/1/28/08) 20-75,144 7/7/1980 571
Cotton Valley Sand(REFER TO DOCKET NO 01-0253019 PG.490/1/28/08) 20-75,144 7/7/1980 287
Cretaceous Formation (Sugarkane (Cretaceous) Field 02-0262067 7/14/2009 584
Cuba Libre Formation (Cuba Libre, Deep (Wilcox) Field) 04-0212329 6/4/1996 24
Deep Wilcox Formation(Roleta(Deep Wilcox) Field 04-0225891 9/25/2000 219
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INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Delaware Shale Formation (Commission designated fields in Reeves & Culberson Counties) 08-0271001 9/13/2011 668
Delaware Shale Formation (SEE FINAL ORDER) (Toyah, NW(Shale 08-0255806 3/11/2008 512
Delaware Shale Formation (SEE FINAL ORDER) (Toyah, NW(Shale)Balmorhea(Woodford)Fields08-0255805 3/11/2008 508
Delaware Shale Formation (Whitehorse (Shale) Field 08-0264998 4/20/2010 627
Des Moines Formation (Mills Ranch (Des Moines) Field 10-0267215 11/2/2010 652
Des Moines Formation (Mills Ranch (Des Moines) Field 10-0285324 11/12/2013 693
Des Moines Formation(Mills Ranch (Des Moines) Field 10-0232773 11/13/2002 286
Devonian Formation 08-0208955 8/1/1995 25
Devonian Formation (Amacker-Tippett (Devonian) Field 7C-0237389 1/23/2004 353
Devonian Formation (Amacker-Tippett (Devonian) Field 7C-0237390 1/23/2004 352
Devonian Formation (Amacker-Tippett (Devonian) Field 7C-0240715 11/23/2004 387
Devonian Formation (Amacker-Tippett (Devonian) Field 7C-0244052 9/7/2005 414
Devonian Formation (Amacker-Tippett, E. (Devonian) Field 7C-0237302 1/23/2004 348
Devonian Formation (Benedum (Devonian) Field 7C-0237805 3/11/2004 365
Devonian Formation (Betty Sue(Devonian) Field 08-0237305 1/23/2004 349
Devonian Formation (Bloxom(Devonian)&Blue Danube(Devonian) Fields 7C-0237346 1/23/2004 354
Devonian Formation (Brown-Bassett (Devonian) Field 7C-0283437 3/25/2014 696
Devonian Formation (Bryant G (Devonian) Field) 08-0218415 2/10/1998 181
Devonian Formation (Davis(Devonian)&Pegasus,S(Devonian) Fields 7C-0243515 7/22/2005 408
Devonian Formation (Dora Roberts(Devonian) Field 08-0231340 8/6/2002 276
Devonian Formation (Emma (Devonian) Field) 08-0307652 5/22/2018 740
Devonian Formation (Parks Devonian Field) 08-0211367 2/27/1996 25
Devonian Formation (Pegasus (Devonian) Field 7C0235754 8/19/2003 323
Devonian Formation (Porter Ranch(Devonian) Field 08-0243528 7/22/2005 409
Devonian Formation (Sweetie Peck(Devonian) Field 08-0231645 8/20/2002 278
Devonian Formation (Wilshire(Consolidated) Field 7C-0243010 6/21/2005 405
Devonian Formation (Wilshire(Consolidated) Field 7C-0243913 9/7/2005 412
Devonian Formation (Wilshire(Consolidated) Field 7C-0248416 10/10/2006 447
Devonian Formation (Wilshire(Consolidated) Field 7C-0249854 12/19/2006 454
Devonian Formation (Wilshire(Consolidated) Field 7C-0259067 10/7/2008 547
Devonian Formation (Wilshire(Consolidated) Field 7C-0282483 4/8/2014 698
Devonian Formation (Bryant -G- (Devonian) Field 08-0237312 1/23/2004 351
Devonian Formation(Bryant -G- (Devonian) Field 08-0226993 1/25/2001 231
Devonian Formation(Dora Roberts (Devonian) Field 08-0240297 10/22/2004 383
Devonian Formation(Dusty Mesa (Devonian) Field 08-0245265 12/13/2005 422
Devonian Formation(Midkiff(Devonian) Field 08-0237303 1/23/2004 348
Devonian Formation(Midland, S.W. (Devonian) Field 08-0230417 3/21/2002 263
Devonian Formation(Pegasus (Devonian) Field 7C-0231488 8/6/2002 276
Devonian Formation(Pegasus (Devonian) Field 7C-0232927 11/13/2002 287
Devonian Formation(Sheffield, SE(Devonian)Yucca Butte(Devonian)Field 7C-0230710 4/22/2002 265
Devonian Formation(Sweetie Peck(Devonian) Field 08-0237314 1/23/2004 351
Devonian Formation(Waha West (Devonian) Field 04-0236760 11/13/2003 333
Devonian Formation(Waha, West (Devonian)&D.A.(Devonian) Fields 08-0237267 1/23/2004 353
Devonian Formation(Wilshire (Consolidated) Field 7C-0235706 8/5/2003 321
Devonian Formation(Wilshire (Consolidated) Field 7C-0246977 4/18/2006 435
Devonian Formation(Worsham-Bayer(Devonian) Field 08-0241049 12/21/2004 392
Devonian Formation(Yucca Butte (Devonian) Field 08-0245516 1/10/2006 423
Devonian, Fusselman and Montoya Formation 08-79,026 1/3/1983 26
Devonian/Strawn Formations(Frysak Farms(Devonian)St. Lawrence S (Strawn) 08-0250512 3/6/2007 460
Devonian/Strawn/Detrital 7C-78,648 12/13/1982 26
Devonian/Tesnus Formation(Pinion(Overthrust) Field 08-0236747 11/13/2003 369
Douglas Formation (Canadian, SE (Douglas) Field 10-0249991 1/10/2007 457
Douglas Formation (Hemphill (Douglas) Field 10-0254396 12/18/2007 499
Douglas Formation (Hemphill (Douglas) Field 10-0267713 11/2/2010 652
Page 5 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Douglas Formation (Hemphill (Douglas) Field 10-0320562 5/20/2020 763
Douglas Formation (Hemphill (Douglas) Field 10-0320626 4/21/2020 753
Douglas Formation (Hemphill (Douglas) Field 10-0321546 5/20/2020 764
Douglas Formation (Hemphill (Douglas) Field 10-0321547 4/21/2020 753
Douglas Formation (Hemphill (Douglas) Field 10-0325482 5/5/2020 754
Douglas Formation (Hemphill (Douglas) Field 10-0325483 5/5/2020 754
Douglas Formation (Hemphill (Douglas) Field 10-0325484 5/5/2020 755
Douglas Formation (Hemphill (Douglas) Field 10-0324285 5/5/2020 755
Douglas Formation (Hemphill(Douglas)Gem-Dandy(Douglas)Canadian SE(Douglas)fields10-0266454 7/19/2010 636
Douglas Formation (Mathers Ranch (Douglas) Field 10-0260918 3/11/2009 562
Douglas Formation (Twister (Douglas) Field 10-0260917 3/11/2009 561
Douglas Formation Hemphill (Douglas) Field 10-0260913 2/26/2009 560
Douglas Formation(CanadianSE(Douglas)MathersRanch(Douglas)Field 10-0246324 3/14/2006 431
Douglas Formation(CanadianSE(Douglas)MathersRanch(Douglas)Field 10-0249406 11/14/2006 450
Douglas Formation(CanadianSE(Douglas)MathersRanch(Douglas)Field 10-0266939 9/14/2010 643
Douglas Formation(Hemphill(Douglas) Field 10-0248981 11/14/2006 450
Douglas Sand Interval(Canadian Southeast Field Area Field 10-0237322 2/24/2004 362
Duffer Formation 7B-0209265 7/18/1995 27
Eagle Ford Formation (Commission designated fields within (Bee, DeWitt and
Karnes entire Counties 02-0267836 1/13/2011 659
Eagle Ford Formation (Eagleville (Eagle Ford-2) Field 02-0316887 8/6/2019 746
Eagle Ford Formation (Giddings (Eagle Ford) Field) 03-0304117 9/19/2017 737
Eagle Ford Shale (Fashing (Eagle Ford) Field (not entire county) 01-0267722 11/2/2010 654
Eagleford Formation (Briscoe Ranch(Eagleford) Field--(Dimmit & Maverick-entire counties) 01-0266769 9/14/2010 642
Eagleford Shale (Hawkville (Eagleford Shale) Field 01-0264780 4/20/2010 625
Eagleford Shale (Hawkville (Eagleford Shale) Field 01-0264781 4/20/2010 626
Eagleford Shale Formation (Hawkville (Eagleford Shale) Field 01-0263346 12/15/2009 609
Eagleford Shale Formation (Hawkville (Eagleford Shale) Field 01-0263347 12/15/2009 609
Eagleford Shale Formation (Hawkville (Eagleford Shale)Apache
Ranch(Eagleford)Briscoe Ranch(Eagleford) Fields(entire webb county 04-0265616 6/22/2010 633
Eagleford Shale Formation (Hawkville (Eagleford Shale)Eagle Ridge (Eagleford Shale)
Fields(entire La Salle, McMullen, Live Oak counties) 01-0264919 5/4/2010 629
Edwards (Kenedy S.W. Field) 02-79,600 9/12/1983 35
Edwards Formation (Buchel (Edwards) Field) 02-98,170 8/31/1992 29
Edwards Formation (DuBose (Edwards -A-) Field) 01-98,032 10/19/1992 29
Edwards Formation (DuBose (Edwards -A-) Field) 02-98,032 10/19/1992 29
Edwards Formation (Hysaw (Edwards) Field 02-0271943 2/28/2012 673
Edwards Formation (Kawitt (Edwards) Field) 02-0215174 3/18/1997 157
Edwards Formation (Kawitt (Edwards) Field) 02-0219661 7/14/1998 189
Edwards Formation (Moray(Edwards) and Sawfish (Edwards) Fields 02-0263654 12/8/2009 608
Edwards Formation (Pawnee (Edwards) Field 02-0265505 6/9/2010 632
Edwards Formation (Reuter (Edwards) Field 03-0263054 11/3/2009 623
Edwards Formation (Rio Grande Area) 04-97,034 12/16/1991 28
Edwards Formation (Sawfish(Edwards) Field 02-0266806 8/24/2010 640
Edwards Formation (Yortown, NE(Edwards)(Buchel (Edwards) Fields 02-0267490 10/12/2010 648
Edwards Formation Addition (Giddings Field) 02-77,897 9/13/1982 28
Edwards Formation Reuter (Edwards) Field 03-0271155 7/11/2011 666
Edwards Formation(Dubose (Edwards -A-) Field 01-0235211 6/24/2003 314
Edwards Formation(Henry Dome (Edwards) Field 01-0225387 9/25/2000 218
Edwards Formation(Kawitt (Edwards) Field 02-0227777 4/24/2001 235
Edwards Lime Formation (Dilworth, Southeast (Edwards Lime) Field 01-0255889 4/8/2008 525
Edwards Lime Formation (Stuart City (Edwards Lime) Field 01-0261440 4/28/2009 566
Edwards Lime Formation (Tilden, S (Edwards Lime 11.500) Field 01-0251376 6/26/2007 467
Edwards Lime Formation(White Kitchen (Edwards Lime) Field 01-0237188 1/6/2004 343
Page 6 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Edwards Limestone 20-75,144 3/16/1981 34
Edwards Limestone "Area-V"(Fashing(Edwards Lime -A) Field 01-0237325 2/24/2004 364
Edwards Limestone (Buckley Prospect Area) 01-96,315 7/22/1991 34
Edwards Limestone (In McMullen County) 01-96,098 7/22/1991 35
Edwards Limestone (In McMullen County) 01-96,625 7/22/1991 35
Edwards Limestone (In Webb County) 04-96,047 8/5/1991 33
Edwards Limestone (Pawnee (Edwards) Field 02-0255243 2/12/2008 503
Edwards Limestone (Speary (Edwards) Field 02-0255242 2/12/2008 503
Edwards Limestone Formation 01-0210663 12/19/1995 32
Edwards Limestone Formation 01-96,623 9/24/1991 31
Edwards Limestone Formation 01-98,203 9/14/1992 32
Edwards Limestone Formation 04-96,623 9/24/1991 31
Edwards Limestone Formation (Cooke (Edwards Lime) Field) 01-0204753 4/25/1994 32
Edwards Limestone Formation (In LaSalle County) 01-96,014 7/8/1991 33
Edwards Limestone Formation (Kenedy Central (Edwards)) 02-96,613 10/7/1991 31
Edwards Limestone Formation (La Salle County Addition) 01-96,745 10/21/1991 30
Edwards Limestone Formation (Sandy Point Area) 03-97,364 2/10/1992 29
Edwards Limestone Formation(Fashing(Edwards Lime -A)Field(Area-I) 01-0234977 6/10/2003 309
Edwards Limestone Formation(Fashing(Edwards Lime -A)Field(Area-II) 01-0234982 6/10/2003 310
Edwards Limestone Formation(Fashing(Edwards Lime -A)Field(Area-IV) 01-0234993 6/10/2003 309
Edwards Limestone Formation(Fashing(Edwards Lime -B)Field(Area-III) 01-0234992 6/10/2003 309
Ellenburger Formation (Armer South (Ellenburger) Field 01-0265795 6/9/2010 633
Ellenburger Formation (Four Mills (Ellenburger) Field 01-0252110 7/17/2007 470
Ellenburger Formation (Four Mills (Ellenburger) Field 01-0266111 6/22/2010 37
Ellenburger Formation (Geronimo Creek(Ellenburger) Field 01-0252829 9/11/2007 478
Ellenburger Formation (Hopkins (Ellen) Field 01-0249568 12/19/2006 455
Ellenburger Formation (Kelly (Ellenburger) Field) 01-0211384 2/27/1996 36
Ellenburger Formation (Ozona, East (Ellenburger) Field) 7C-0218643 3/17/1998 183
Ellenburger Formation (Snakebite (Ellenburger) Field) 01-0211383 2/27/1996 36
Ellenburger Formation (Snakebite (Ellenburger) Field) 01-0268217 12/14/2010 659
Ellenburger Formation (Will O. (Ellenburger) Field 7C-0251203 6/13/2007 466
Ellenburger Formation(Brown-Bassett(Ellenburger) Field 7C-0240984 12/21/2004 391
Ellenburger Formation(Snakebite (Ellenburger) Field 01-0237642 3/11/2004 367
Escondido Formation (Bill Barkey (Escondido) Field) 04-0221138 3/9/1999 200
Escondido Formation (Owen(Olmos) Field) 04-0271945 10/11/2011 669
Expansion of Cisco-Canyon 08-95,399 4/19/1991 36
Falfurrias Deep Area (Lohman Sand Intervals) 04-0213809 11/26/1996 155
Fandango Formation (Muy Grande (Fandango) Area) 04-98,412 10/26/1992 37
Fandango Formation (Muy Grande (Fandango) Field) 04-0213927 12/3/1996 154
Fandango Formation (Prospero Area) 04-97,005 10/28/1991 37
First Bone Spring Formation (Sandbar(Bone Spring) Field 08-0299636 2/23/2016 710
First Escondido "B" Formation(Stuart City, S. (Escondido) Field 01-0238619 5/25/2004 372
Flores West Geopressured Vicksburg Formation (Flores W (Vicksburg 04-0213249 9/10/1996 145
Fourth Massive Formation (Samano(Fourth Massive)Samano,E(Fourth Ma 04-0243729 9/7/2005 414
Fourth Massive Formation(Samano(Fourth Massive) Field 04-0238569 5/25/2004 374
Fourth Massive Formation(Samano(Fourth Massive)Samano, E.(Fourth M 04-0234423 5/6/2003 304
Frio 3 Sand Formation (Duncan Slough Field) 03-0200905 3/1/1993 38
Frio Formation 04-76,446 6/29/1981 38
Frio Formation "O" Sand(Sarita, East (O-Sand) Field 04-0235088 6/24/2003 315
Frio Formation (9400 Ft Sand) 04-0200974 8/2/1993 38
Frio Formation (Areto (Frio 13,300) Field 04-0242815 5/24/2005 402
Frio Formation (Baffin Bay(Frio)BaffinBay(13700)BaffinBay(12290)Baffin 04-0236786 11/13/2003 336
Frio Formation (Big Hill Bayou (Hackberry 11250) Field 03-0264999 4/20/2010 628
Frio Formation (Bucks Bayou(Frio Tex 2) Field 03-0266455 7/19/2010 637
Page 7 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Frio Formation (Chapman Ranch (9650) Field 04-0242901 6/21/2005 404
Frio Formation (Chile Vieja (Frio) Field 04-0260068 12/16/2008 554
Frio Formation (Chile Vieja (Frio) Field 04-0260072 12/16/2008 554
Frio Formation (Choke Canyon(Sligo) Field 01-0266316 7/6/2010 635
Frio Formation (Coconut (Anomalina 3) (Coconut (Anomalina 4) Fields 03-0263547 11/24/2009 607
Frio Formation (Duncan Slough (Frio Cons) Field 03-0261819 6/30/2009 578
Frio Formation (Edinburg, S. (Marks 11030) Field 04-0244101 9/27/2005 416
Frio Formation (El Maton, North (A-6) Field 03-0266943 8/24/2010 641
Frio Formation (Etta (6950) and Blue Basin (6100) Fields 03-0274902 4/10/2012 677
Frio Formation (Franks (Weiting Consolidated) Field 03-0248461 10/10/2006 447
Frio Formation (Garcia Ranch (L-40) Field 04-0242814 5/24/2005 402
Frio Formation Gatorville (10600) Field 03-0264227 1/26/2010 615
Frio Formation (Gum Island, N (Hackberry 2) Field 03-0271982 9/13/2011 668
Frio Formation (Gum Island, N (Hackberry 2)Gum Island N (Hackberry 3-C)Gum
Island N (Hackberry C-1) Fields 03-0265065 4/20/2010 628
Frio Formation (Gum Island, N (Hackberry 2)Gum Island N (Hackberry 3-C)Gum Island N (Hackberry C-1) Fields 03-0267724 11/2/2010 655
Frio Formation (Hanson Sand) 04-0200975 8/2/1993 39
Frio Formation (Hardeman Slough) Field 03-0255584 4/8/2008 524
Frio Formation (Hardeman Slough) Field 03-0258722 9/23/2008 545
Frio Formation (La Sal Vieja (Deep) Field 04-0250968 5/30/2007 464
Frio Formation (La Sal Vieja (Deep) Field 04-0264674 3/23/2010 624
Frio Formation (La Sal Vieja (Frio 11100) Field 04-0265503 5/18/2010 632
Frio Formation (La Sal Vieja (Frio Cons) Field 04-0263199 11/3/2009 604
Frio Formation (La Sal Vieja (Frio Cons) Field 04-0265334 5/18/2010 631
Frio Formation (Los Torritos, N (Frio N) Field 04-0244206 9/27/2005 415
Frio Formation (Los Torritos, N) Field 04-0243386 7/11/2005 406
Frio Formation (Marrs McLean(FB-7, Nodosaria) Field 03-0266940 8/24/2010 640
Frio Formation (Maude B Traylor (F-41-61, Deep) Field 02-0261627 5/19/2009 568
Frio Formation (May, South (K-57) Field 04-0264816 3/23/2010 624
Frio Formation (McAllen(Hansen) Field 04-0236619 11/13/2003 330
Frio Formation (Midway, East (10700) Field 04-0255654 3/11/2008 507
Frio Formation (Midway, S. (Consolidated) Field 04-0263656 12/8/2009 608
Frio Formation (Midway, South (Frio Deep) Field 04-0248490 10/10/2006 445
Frio Formation (Monte Christo (43-57) Field 04-0255245 2/12/2008 504
Frio Formation (Monte Christo (Frio Cons) Field 02-0258679 9/23/2008 545
Frio Formation (Monte Christo (Frio Cons) Field 02-0258680 9/23/2008 544
Frio Formation (Monte Christo (Frio Cons) Field 04-0243765 9/7/2005 412
Frio Formation (Monte Christo (Frio Cons) Field 04-0266110 6/22/2010 634
Frio Formation (Nichols (2950) Field 04-0251907 7/17/2007 470
Frio Formation (Old Ocean (F-25) Field 03-0264817 3/23/2010 625
Frio Formation (Old Ocean (F-26) Field 03-0264565 3/9/2010 622
Frio Formation (Old Ocean, S (Hellmuth 12,500) Field 03-0264564 3/23/2010 630
Frio Formation (Port Acres (H-2) Field 03-0266941 8/24/2010 641
Frio Formation (Raymondville, W (L-70) Field 04-0236901 11/25/2003 339
Frio Formation (Sarita, East (Frio) Field 04-0254568 12/18/2007 497
Frio Formation (Sarita, East (Frio) Field 04-0263546 12/8/2009 608
Frio Formation (Sarita, East (Frio) Field 04-0266938 9/14/2010 642
Frio Formation (Sarita, East(Frio) Field 04-0238912 6/8/2004 374
Frio Formation (Shepherds Mott (Rugeley Deep) Field 03-0248880 10/10/2006 447
Frio Formation (Tidehaven, Deep (Frio 11300) Field 03-0278005 12/11/2012 684
Frio Formation (Tidehaven, Deep (Frio 11300) Field 03-0281745 8/6/2013 691
Frio Formation (Tidehaven, W (Anom 1) Field 03-0266942 8/24/2010 641
Frio Formation (Tordilla (M-10) & Tordilla-NC (M-30E) Field 04-0211507 2/27/1996 39
Frio Formation (Tordilla NC (M-10,H) Field) 04-0213968 11/12/1996 155
Page 8 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Frio Formation (Tordilla, North-NC (L-41) Field 04-0242813 5/24/2005 402
Frio Formation (Tordilla, North-NC (L-41) Field 04-0242816 5/24/2005 403
Frio Formation (Tule Lake (Frio Consolidated) Field 04-0267214 9/14/2010 645
Frio Formation (White Point, East (Consolidated) Field 04-0257578 8/12/2008 540
Frio Formation (White Point, East (Consolidated) Field 04-0261810 6/30/2009 577
Frio Formation Chile Vieja (Frio) Field 04-0265333 5/4/2010 630
Frio Formation(Corpus Christi W (Consolidated) Field 04-0248163 8/22/2006 443
Frio Formation(El Paistle, Deep (Frio) Field 04-0232949 11/21/2002 288
Frio Formation(Garcia Ranch(L-40, West) Field 04-0234085 4/22/2003 304
Frio Formation(Midway,South(Shell Deep)Midway,S(Shell Deep II)Field 04-0247599 6/20/2006 439
Frio Formation(Nine Mile Point(Consol) Field 04-0246389 3/28/2006 433
Frio Formation(Pharr(Hensley) Field 04-0239917 9/7/2004 380
Frio Formation(Sarita, East (Frio) Field 04-0238912 6/8/2004 41
Frio Formation(Wadsworth, S(Discorbis 14390) Field 03-0246066 2/28/2006 427
Frio M-50 Sand Formation (La Sal Vieja (Deep) Field) 04-0200745 3/8/1993 40
Frio O-Sand (Sarita, East (O-Sand) Field 04-0229512 12/4/2001 252
Garza Sand Formation 04-78,439 9/13/1982 40
Georgetown Formation 03-0200935 3/22/1993 40
Georgetown Formation (Giddings (Buda) Field 03-0295623 7/14/2015 701
Georgetown Formation (Iola (Georgetown) Field) 03-0211365 2/27/1996 41
Georgetown Formation (Iola (Georgetown) Field) 03-0212007 5/14/1996 41
Georgetown Formation (Iola (Georgetown) Field) 03-0213447 9/24/1996 149
Georgetown Formation (Kurten (Georgetown) and Bryan (Georgetown) 03-0215261 4/22/1997 162
Georgetown Formation (Pena Creek (Georgetown) Field 01-0251201 5/30/2007 465
Georgetown Formation(Pena Creek(Georgetown) Field 01-0247544 6/20/2006 439
Glen Rose Formation (Joyze (Glen Rose -B-) Field) 03-0218566 2/24/1998 182
Glen Rose Formation (Mossy Grove (Glen Rose) Field 03-0236811 11/13/2003 335
Glen Rose Formation (Mossy Grove (Glen Rose) Field 03-0240542 11/23/2004 466
Glen Rose Formation (Mossy Grove (Glen Rose) Field 03-0240554 11/23/2004 388
Glen Rose Formation (Originally filed as Heath (Glen Rose) Form) 03-0202202 6/13/1994 41
Glen Rose Formation(Mossy Grove(Glen Rose) Field 03-0225616 9/25/2000 219
Glenrose Formation (Walhalla (Glenrose) Field 03-0263197 1/12/2010 611
Granite Wash Formation (in the Anadarko Basin) 10-78,976 12/6/1982 42
Granite Wash Formation(Ivestor(Atoka)Stiles Ranch(Granite Wash Cons.)(Mills
Ranch(Atoka Granite Wash) Fields 10-0267491 10/12/2010 649
Granite Wash Formation(Mills Ranch(Granite Wash Cons)Mills Ranch (Des Moines)Lister(Grantie Wash) Fields10-0291609 10/14/2014 700
Granite Wash/Atoka Formations (Frye Ranch (Consolidated) Field 10-0267714 11/2/2010 652
Haynesville Shale Formation 01-0253019 1/28/2008 540
Higgins Sand Formation(Higgins, South (Morrow) Field 10-0233340 1/21/2003 298
Hinnant Cons Formation(Haynes(Hinnant Cons) Field 04-0240141 10/22/2004 383
Hinnant Sand Formation(Thompsonville, NE (13700) Field 04-0237244 1/23/2004 352
Hirsch Sand Formation (Riva Ridge Area) 01-97,496 4/28/1992 42
Hirsch Sand Formation (Riva Ridge Area) 04-97,496 4/28/1992 42
Hogshooter Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0301903 12/6/2016 724
Hogshooter Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0301904 12/6/2016 724
Hogshooter Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0301906 12/6/2016 725
Hogshooter Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0303819 4/25/2017 735
Hogshooter Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0320614 4/21/2020 752
Hogshooter Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0320622 4/21/2020 752
Hogshooter Granite Wash Formation(Mills Ranch (Granite Wash Cons.) Field 10-0284173 3/25/2014 696
Hogshooter Granite Wash Formation(Mills Ranch (Granite Wash Cons.) Field 10-0287770 4/8/2014 699
Hogshooter, Checkerboard, Cherokee Granite Wash Formations(Lister(Granite Wash), Mills (Granite Wash Cons), Mills Ranch (Des Moines) Fields10-0292386 7/14/2015 702
House 9100 Sand Formation(Rhode Ranch, W. (House 9100) Field 01-0236704 2/10/2004 369
Howell Hight Form.(Mobil David(Howell Hight)&Mobil David(Frio 12600 04-0245165 12/13/2005 421
Page 9 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Howell Hight Form.(Mobil David(Howell Hight)&Mobil David(Frio 12600 04-0245745 1/24/2006 425
Howell Hight Formation (Mobil David(Howell Hight) and Mobil-David(Frio 12600) Field04-0284890 11/12/2013 692
Howell Hight Formation (Mobil David(Howell Hight) Field 04-0244653 11/1/2005 417
James Formation (Joaquin(James) Field 06-0267493 10/12/2010 650
James Formation (Kendrick (James) Field 06-0252429 8/14/2007 476
James Formation (Kendrick (James) Field 06-0259941 12/16/2008 425
James Formation (Kendrick (James) Field 06-0262672 9/29/2009 595
James Formation (Martinsville, SE (James) Field 06-0273166 12/13/2011 671
James Formation(Connor(James) Field 03-0240893 12/7/2004 390
James Formation(Kendrick(James) Field 06-0231961 8/20/2002 279
James Lime Formation 06-78,387 2/28/1983 43
James Lime Formation (Angie (James Lime) Field 06-0261637 6/18/2009 573
James Lime Formation (Angie (James Lime) Field 06-0261809 6/30/2009 577
James Lime Formation (Angie (James Lime) Field 06-0262674 9/29/2009 595
James Lime Formation (Angie (James Lime) Field 06-0264566 3/23/2010 623
James Lime Formation (Angie (James Lime) Field 06-0271156 7/11/2011 666
James Lime Formation (Angie (James Lime) Field 06-0277074 10/2/2012 680
James Lime Formation (Angie (James Lime) Field 06-0278659 12/11/2012 683
James Lime Formation (Angie(James Lime)Martinsville, SE (James) Fields (NPT:11/3/09) 06-0257959 8/12/2008 541
James Lime Formation (Angie(James Lime)Martinsville, SE (James) Fields (NPT:11/3/09) 06-0261803 8/18/2009 589
James Lime Formation (Douglass (James Lime) Field 06-0248810 10/10/2006 446
James Lime Formation (Douglass (James Lime) Field 06-0253680 11/6/2007 488
James Lime Formation (Kendrick(James)Nacogdoches, E(James Lime) Fields 06-0262928 10/22/2009 601
James Lime Formation (La Nana Bayou (James Lime) Field 06-0262671 9/29/2009 594
James Lime Formation (Loco Bayou (James Lime) field 06-0231206 6/4/2002 271
James Lime Formation (Loco Bayou (James Lime) field 06-0259942 12/16/2008 553
James Lime Formation (Loco Bayou (James Lime) field 06-0261804 8/18/2009 589
James Lime Formation (Loco Bayou (James Lime) field 06-0262069 7/14/2009 584
James Lime Formation (Loco Bayou (James Lime) field 06-0262070 7/14/2009 585
James Lime Formation (Loco Bayou (James Lime) field 06-0262071 7/14/2009 585
James Lime Formation (Trawick (James) Field 06-0230036 12/20/2001 255
James Lime Formation(Crabbs Prairie(James Lime) Field 03-0239875 9/7/2004 380
James Lime Formation(Kendrick (James) Field 06-0242401 4/25/2005 401
James Lime Formation(Kendrick (James) Field (NPT5/16/2006) 06-0246819 4/11/2006 434
James Lime Formation(LaNana Bayou,Loco Bayou,Black Bayou)Fields 06-0230455 6/4/2002 266
James Lime Formation(Martinsville, SE (James) Field 06-0238504 5/11/2004 371
James Lime Formation(Patroon Bayou (James Lime) field 06-0231205 6/4/2002 270
James Lime(Angie(James Lime) Field 06-0232214 9/12/2002 283
James Lime, Pettit, Travis Peak Formations (Loco Bayou(James Lime)Douglass, SW
(Pettit, Upper)Douglass, W (Travis Peak)Doyle Creek (Pettit)Doyle Creek (Travis
Peak) Fields 06-0264226 2/9/2010 618
James Limestone Formation 06-77,359 2/22/1982 43
Jaysims Formation(Edinburg, S. (Jaysims) Field 04-0234303 4/22/2003 303
Jicarilla (I-2) (Lower Vicksburg (I-2) Sand) 04-97,802 6/29/1992 44
Kansas City B, C Formation (Mills Ranch (Granite Wash) Field) 10-0298425 3/21/2017 734
Lobo 6400 Formation(Maria H. Llanos (6400) Field 04-0225044 10/10/2000 222
Lobo Formation (Agarita (Lobo) Field) 04-0212328 6/4/1996 44
Lobo Formation (Bashara-Hereford (7300) Field (NPT:11/29/05) 04-0244361 10/4/2005 416
Lobo Formation (San Idelfonso (Lobo) Field 04-0259073 11/12/2008 549
Lobo Formation(Vaquillas Ranch(Lobo Cons) Field 04-0244846 11/29/2005 419
Loma Blanca Formation(Cage Ranch(Loma Blanca)Hook (Loma Blanca) 04-0222771 10/10/2000 221
Los Indios (Santa Anita) Formation 04-0207430 2/6/1995 45
Low.Wilcox Form.(Speaks,S(Low.Wilcox)Ryan(Wilcox10600)Renger(Wilcox 12600 02-0248979 11/14/2006 451
Lower Cretaceous Formation (Navasota River (Cretaceous Lower) Field 03-0212762 8/20/1996 143
Page 10 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Lower Cretaceous Formation (Navasota River (Cretaceous Lower) Field 03-0217728 11/25/1997 176
Lower Cretaceous Formation (Navasota River (Cretaceous Lower) Field 03-0254399 12/18/2007 496
Lower Cretaceous Formation (Navasota River (Cretaceous Lwr) Field 03-0213448 9/24/1996 148
Lower Cretaceous Formation (Navasota River (Cretaceous Lwr) Field) 03-0215260 4/1/1997 158
Lower Cretaceous Formation (Navasota River (Cretaceous Lwr.) F 03-0210872 1/30/1996 45
Lower Cretaceous Formation (Navasota River (Lower Cretaceous) 03-0210564 12/12/1995 45
Lower Cretaceous Formation (Various Fields) 03-0237306 2/10/2004 358
Lower Cretaceous Formation(Navasota River(Cretaceous, Lwr) Field 03-0227513 5/22/2001 239
Lower Cretaceous Formation(Navasota River(Cretaceous, Lwr) Field 03-0229256 12/20/2001 251
Lower Cretaceous Formation(Navasota River(Cretaceous, Lwr) Field 03-0229259 12/20/2001 250
Lower Cretaceous Formation(Navasota River(Cretaceous, Lwr) Field 03-0234038 3/25/2003 301
Lower Frio Consolidated Formation (Sarita, East (Lower Frio Cons) Field 04-0254569 12/18/2007 497
Lower Frio Formation (Landa (Marks) Field 04-0260397 1/15/2009 556
Lower Frio Formation (McAllen (Lower Frio) Field 04-0232441 10/8/2002 284
Lower Frio Formation (Santa Rosa (10,700) Field Area) 04-0211512 2/27/1996 46
Lower Frio Formation (Weslaco, North (10,200) Field 04-0260914 2/26/2009 560
Lower Frio Formation(Belle Ferguson (Lo. Frio Cons.) Field 04-0233146 12/20/2002 295
Lower Frio Formation(McAllen(Consolidated FB-B)(Marks)(Lower Mark 04-0233310 1/7/2003 295
Lower Frio Formation(McAllen(Graham 8500 FB D) Field 04-0241143 1/13/2005 392
Lower Frio Formation(Pharr (FB-C, Bond) Field 04-0233398 1/21/2003 299
Lower Handy Sand Formation(Kincy(Lower Handy Sand) Field 09-0233327 1/7/2003 296
Lower Morrow Formation (Fritzlen(Morrow, Lo)Higgins,South(Morrow)H 10-0236390 10/21/2003 329
Lower Morrow Formation (Hansford(Morrow, Lower) Field 10-0237384 2/10/2004 355
Lower Morrow Formation (Kelln(Morrow, Lo)Horse Creek, NW(Morrow, Lo)Barton Creek (Morrow Lower) Fields 10-0257958 9/9/2008 542
Lower Morrow Formation (Morgan(Morrow, Lower) Field 10-0237280 2/10/2004 356
Lower Morrow Formation (Morgan(Morrow, Lower) Field 10-0237348 2/10/2004 356
Lower Morrow Formation (Parsell (Morrow, Lower) Field 10-0243078 6/21/2005 404
Lower Morrow Formation(Coburn Lower(Lower Morrow)Trosper(Morro 10-0236557 11/13/2003 332
Lower Morrow Formation(Hansford (Morrow, Lower) Field 10-0237281 1/23/2004 350
Lower Morrow Formation(Hansford (Morrow, Lower) Field 10-0237282 1/23/2004 350
Lower Morrow Formation(Hansford (Morrow, Lower) Field 10-0239736 8/24/2004 378
Lower Morrow Formation(Hansford (Morrow, Lower) Field 10-0240793 12/7/2004 390
Lower Morrow Formation(Higgins, South (Morrow) Field 10-0241482 2/8/2005 393
Lower Pettit Formation (Carthage(Pettit, Lower Gas) Field 06-0237150 12/22/2003 342
Lower Travis Peak Formation (Teague (TP-CV) Field) 05-0220588 12/3/1998 194
Lower Travis Peak Formation (Teague (TP-CV) Field) 05-0222866 12/7/1999 209
Lower Vicksburg (P through S) ( in McAllen Ranch Field) 04-78,772 5/2/1983 46
Lower Vicksburg Formation 04-0213366 9/10/1996 144
Lower Vicksburg Formation (Heintz (Vicksburg 8500) Field 04-0236157 9/22/2003 327
Lower Vicksburg Formation (McGill-Mag 13,400' Sand Interval) 04-0211509 3/26/1996 48
Lower Vicksburg Formation (McMoran (8960) Field 04-0257301 7/15/2008 537
Lower Vicksburg Formation (McMoran (8960)Casas, S(Vicksburg 8750) 04-0236156 9/22/2003 327
Lower Vicksburg Formation (T-C-B (Lower Vicksburg), T-C-B, E. (Vic 04-0220406 11/17/1998 194
Lower Vicksburg Formation (W, X, Y, & Z Sand Intervals) 04-98,138 6/29/1992 47
Lower Vicksburg Formation (W, X, Y, & Z Sand) 04-97,109 12/16/1991 46
Lower Vicksburg Formation(Alvarado(Vicksburg) Field 04-0225467 2/22/2001 233
Lower Vicksburg Formation(El Ebanito (Lwr Vicksburg Cons) Field 04-0237259 1/6/2004 346
Lower Vicksburg Formation(Hall-Shelly(No.2 Sand)(Home Run(Lower V 04-0224810 1/9/2001 230
Lower Vicksburg Formation(La Reforma, N(Vxbg. X) Field 04-0225617 2/22/2001 233
Lower Vicksburg Formation(La Reforma, N(Vxbg. X-1) Field 04-0225641 2/22/2001 233
Lower Vicksburg G Sand (Flores (Vicksburg, Lower) Field 04-0261112 3/31/2009 564
Lower Wilcox (Lower Wilcox 13,890' (Matthew) Sand) 02-97,955 7/21/1992 49
Lower Wilcox (Midcox Formation) 03-78,524 10/25/1982 49
Lower Wilcox (Sandy (Wilcox Lower) Field 03-0267586 11/2/2010 653
Page 11 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Lower Wilcox Formation (Englehart, North (10,800) Field) 03-0209442 8/23/1995 48
Lower Wilcox Formation (Hundido(9300) Field 04-0235946 9/9/2003 325
Lower Wilcox Formation (Lobo 1,3, and 6 Sand Intervals) 04-0211158 2/27/1996 49
Lower Wilcox Formation (McCaskill(Lower Wilcox) Field 02-0237232 1/6/2004 344
Lower Wilcox Formation (portion) (Lobo 3 Sand Interval) 04-0213252 9/10/1996 146
Lower Wilcox Formation (Ruidoso (13,100) Field Area) 02-0211155 2/13/1996 48
Lower Wilcox Formation(Cypress Deep(Lower Wilcox) Field 03-0223520 2/24/2000 214
Lower Wilcox Formation(Friar Ranch, S. (Consolidated) Field 02-0222152 10/19/1999 205
Lower Wilcox Formation(Hundido (9300) Field 04-0242422 4/25/2005 401
Lower Wilcox Formation(Milton N. (13000) Field 03-0227408 6/5/2001 240
Lower Wilcox Formation(Speaks, S (Lower Wilcox) Field 02-0246422 3/14/2006 431
Lower Wilcox Massive Formation(Kasper Field Area) 02-0226452 4/10/2001 235
Lower Wolfcamp Formation (Haley (Lwr. Wolfcamp-Penn Cons) Field 08-0255653 3/11/2008 506
L-Sand Member Vicksburg Formation 04-0200094 12/21/1992 44
LW2 Zone (Wolfpack (Lower Wilcox Cons) Field 03-0257216 7/15/2008 536
LW7 Zone (Wolfpack (Lower Wilcox Cons) Field 03-0257215 7/15/2008 535
LW8 Zone (Wolfpack (Lower Wilcox Cons) Field 03-0252705 9/11/2007 482
LW9,LW10,LW11 Zones (Wolfpack (Lower Wilcox Cons) Field 03-0257214 7/15/2008 535
Lwr Wolfcamp-Penn Formation (Haley (Lwr Wolfcamp-Penn Cons) Field 08-0256637 5/29/2008 528
Magic 1 Formation (Jazz (Magic) Field 03-0299874 8/9/2016 713
Marble Falls Formation 7B-0200953 8/9/1993 51
Marble Falls Formation (Burns-Dalton (Marble Falls) Field 7B-0261636 6/18/2009 573
Marble Falls Formation (Burns-Dalton Field 7B-0239579 8/10/2004 377
Marble Falls Formation (Momma Bear (Marble Falls)) 7B-98,593 1/12/1993 50
Marble Falls Formation (Peaster, SE (Marble Falls) Field) 7B-0210885 1/16/1996 51
Marble Falls Formation (Poolville, SW (Bend Congl. Lo.) Field) 7B-0212556 7/2/1996 50
Marble Falls Formation(Pickwick Field 7B-0239131 8/24/2004 379
Massive "A" Formation (Chapa, East Field) 02-76,817 10/26/1981 51
Massive 7200 Formation(Samano(Massive 7200) Field 04-0240763 12/7/2004 389
Massive Upper Wilcox Formation (T-Sand Interval - Fandango Fld) 04-0200309 2/22/1993 52
McAllen Ranch 04-93,629 2/5/1990 52
McAllen Ranch (Guerra) Field 04-92,026 11/21/1988 52
McAllen Ranch Vicksburg (Guerra E) 04-92,360 11/21/1988 53
McKee Formation (Kermit (McKee) Field 08-0252320 8/14/2007 476
McKee Sand Formation(Kermit(McKee) Field 08-0237347 1/23/2004 350
Meek Sand Formation (Cooley (Meek Sand) Field) 03-0219918 8/11/1998 190
Meek Sand Formation (Cooley (Meek Sand) Field) 03-0231469 6/25/2002 274
Meek Sand Formation (Cooley (Meek Sand) Field) 03-0245756 1/24/2006 425
Middle Vicksburg 31-A Formation (Kelsey, SE (31-A) Field Area 04-0211514 2/27/1996 53
Middle Wilcox (11,000 - 15,000') Formation) 02-78,070 10/25/1982 55
Middle Wilcox Charco Sands Formation (Zwebb(10350) Field 04-0239170 7/6/2004 375
Middle Wilcox Formation 02-0201227 11/8/1993 54
Middle Wilcox Formation (Cottonwood Creek, E (Middle Wx) Field 02-0261948 6/30/2009 580
Middle Wilcox Formation (Cottonwood Creek, E (Middle Wx) Field 02-0262509 8/18/2009 591
Middle Wilcox Formation (Cuba Libre (Middle Wilcox) Field) 04-0212820 8/6/1996 54
Middle Wilcox Formation (Dolores Creek (Wilcox 8200) Field 04-98,009 8/31/1992 54
Middle Wilcox Formation (Goebel (9600) Field 02-0264558 3/9/2010 620
Middle Wilcox Formation (Government Wells, N. (11,500) Field) 04-0211159 2/13/1996 55
Middle Wilcox Formation(Lake Creek(Wilcox Consolidated) Field 03-0244990 11/29/2005 421
Middle Wilcox Formation(Picoso (Wilcox 11,800) Field 04-0235366 7/8/2003 319
Middle Wilcox Sand Formation (Wharton, West (Wilcox) Field 03-0250970 3/29/2007 462
Middle Wilcox Sand Formation(Easter, S (Heartbreak) field 03-0231006 6/4/2002 269
Middle Wilcox(Lake Creek(Wilcox Cons)Pinehurst(Wilcox Cons) Fields 03-0241693 3/8/2005 395
Midway (11,740) 20-75,144 11/10/1980 56
Page 12 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Mississippian/Barnett Shale Formation(JMG MAG (Miss) Field 09-0237327 1/23/2004 346
Mississippian/Barnett Shale Formation(JMG MAG (Miss) Field 09-0237328 1/23/2004 347
Mississippian (Emma Field) and Barnett Shale (Emma Field) Fms. (Andrews County) 08-0326646 6/16/2020 765
Mississippian (Emma Field) and Barnett Shale (Emma Field) Fms. (Andrews County) 08-0326647 6/16/2020 765
Mississippian (Emma Field) and Barnett Shale (Emma Field) Fms. (Andrews County) 08-0326649 6/16/2020 766
Monte Christo Vicksburg (9000' Formation) 04-77,615 1/4/1982 56
Montoya Formation (Block 16(Montoya) Field 08-0236954 11/25/2003 340
Montoya Formation (Waha (Montoya) Field 08-0237205 1/6/2004 345
Montoya Formation (Waha(Montoya)Waha(Montoya FB-2)&(FB-3)Flds 08-0230053 12/20/2001 256
Montoya Formation(Beall(Montoya)Beall East(Montoya) Block 16(Monto 08-0228953 10/2/2001 249
Montoya Formation(Waha (Montoya FB-2) Field 08-0237313 1/23/2004 351
Montoya Formation(Waha (Montoya) Field 08-0236752 11/13/2003 333
Montoya Formation(Waha (Montoya) Field 08-0237123 12/22/2003 342
Morrow Formation (Allison Parks (Morrow Up) Field 10-0261815 6/30/2009 578
Morrow Formation (Ergon (Middle Marrow) and Richardson (Marmaton) 10-0217274 9/30/1997 173
Morrow Formation (Follet (Morrow) Field Area) 10-0211122 2/13/1996 57
Morrow Formation (Hallcroft(Morrow Lower) Field 10-0236703 11/13/2003 332
Morrow Formation (Higgis, South (Morrow) Field 10-0255244 2/12/2008 504
Morrow Formation (Magoun, S. (Morrow Lower) Field 10-0236874 11/25/2003 338
Morrow Formation (Morgan (Morrow Lower) Field 10-0263196 11/3/2009 604
Morrow, Lower Formation (Hansford(Morrow, Lower) Field 10-0276105 6/26/2012 678
Morrow, Lower Formation (Hansford(Morrow, Lower) Field 10-0276106 6/26/2012 679
Navarro Formation 04-76,133 8/3/1981 57
Navarro Formation(Fausto(Navarro)Schwarz(Navarro)Schwarz(10,200) 04-0230888 6/25/2002 275
Olmos Formation 01-77,117 10/26/1981 58
Olmos Formation 04-77,117 10/26/1981 58
Olmos Formation (A. W. P. (Olmos) Field) 01-0216893 9/23/1997 170
Olmos Formation (A. W. P. (Olmos) Field) 01-0251411 6/13/2007 466
Olmos Formation (A. W. P. (Olmos) Field) (NPT 6/30/2009) 01-0242640 5/24/2005 403
Olmos Formation (A.W.P. (Olmos) Field 01-0264559 3/9/2010 620
Olmos Formation (A.W.P. (Olmos) Field 01-0266701 8/24/2010 639
Olmos Formation (A.W.P. (Olmos) Field 01-0280222 3/26/2013 686
Olmos Formation (A.W.P. (Olmos) Field) 01-0301449 9/27/2016 716
Olmos Formation (A.W.P. (Olmos) Field) 01-0302602 3/21/2017 729
Olmos Formation (Atlee(Olmos) and Tom Walsh (Olmos) Fields 01-0300634 6/7/2016 712
Olmos Formation (AWP (Olmos) Field) 01-0213607 10/15/1996 149
Olmos Formation (Encinal (Olmos 8200), Tri Bar (Olmos) and Tri 01-0212265 6/4/1996 57
Olmos Formation (Owen (Olmos) Field) 04-0300946 9/12/2016 716
Olmos Formation (Sun T S H (Olmos) Field (NPT 1/12/10) 01-0228926 10/2/2001 248
Olmos Formation (Tri Bar, North (Olmos) and Strickhausen (Olmos Tri 01-0215384 4/15/1997 160
Olmos Formation(Atlee(Olmos),Encincal(Olmos 8200)LyssyRanch(Olmos-
Escondido)Stickhausen(Olmos Tri-Bar)SunTSH(Olmos)TomWalsh(Olmos)Tri-
Bar(Olmos)Tri-Bar,North (Olmos) fields 01-0255247 4/8/2008 522
Olmos Formation(Atlee(Olmos)Field 01-0226774 3/6/2001 234
Olmos Formation(Sun TSH (Olmos) Field 01-0245226 12/13/2005 421
Pawnee (Edwards) NPT 6/30/2009 02-94,629 10/21/1991 58
Pearsall Formation (Chupadera Creek (Pearsall) Field 04-0274535 2/28/2012 674
Pearsall Formation (Chupadera Creek (Pearsall) Field 04-0324009 5/5/2020 761
Pearsall Formation (Indio Tanks (Pearsall) Field 01-0274536 2/28/2012 674
Pearsall Formation (Indio Tanks (Pearsall) Field 01-0274537 2/28/2012 675
Pearsall Formation (Indio Tanks (Pearsall) Field 01-0278722 7/9/2013 689
Pearsall Formation (Indio Tanks (Pearsall) Field 01-0278763 7/9/2013 690
Pearsall Formation (Indio Tanks (Pearsall) Field 01-0286239 2/18/2014 694
Pearsall Formation (Indio Tanks (Pearsall) Field 01-0286480 3/25/2014 696
Page 13 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Penn Formation (Block 72 (Penn) Field 08-0262506 8/18/2009 591
Penn Formation (Deer Canyon (Penn) Field 7C-0260396 1/15/2009 556
Penn Sand (Davidson Ranch (Penn 7890) Field 7C-0267588 11/2/2010 654
Perdido Formation (Big Mac (6470) Field 04-0262787 9/29/2009 597
Perdido Formation (Flores W. (Perdido) Field 04-0262669 9/29/2009 594
Perdido Formation(Charco(9200)(9400)(9900)Haynes(Middle Wilcox 04-0232026 8/20/2002 279
Perdido Formation(Garza(Consolidated)Haynes(Middle Wilcox Cons)Flds 04-0234296 4/22/2003 303
Perdido Formation(Los Mogotes(9150),Charco)(9200)Charco(9900)Flds 04-0233931 6/10/2003 308
Perdido Formation(Pok-A-Dot(8600)Zwebb(10350)LasOvejas(Wilcox (NPT: 11/24/09) 04-0234031 4/8/2003 302
Perdido Formation(ZWEBB(10350)El Ranchito(Wilcox) Fields 04-0247785 6/20/2006 440
Perdido(Charco) Formation(JenningsRanch(LoboCons)Charco(9900)etc 04-0240310 10/22/2004 384
Perdido/Roleta 7650 Formation (Pok-A-Dot (8600) Field 04-0266699 8/10/2010 638
Pettet Formation (Angie (Pettet, Gas) Field 06-0269476 3/22/2011 663
Pettet Formation (Angie (Pettet, Gas) Field 06-0285303 11/26/2013 693
Pettit & Travis Peak Formations (Decker Switch (Pettit)Decker Switch (Travis Peak) Fields06-0264225 2/9/2010 617
Pettit & Travis Peak Formations (Farrar,SE(Pettit)Farrar(Travis Peak) Fields 05-0264659 3/23/2010 624
Pettit & Travis Peak Formations (Raintree (Travis Peak Cons) Field 06-0262675 9/29/2009 597
Pettit and Travis Peak Formations (Miyagi(Pettit)Douglass,W(Travis Peak)Trawick
(Pettit-TP Cons)Trawick, West (Travis Peak) Fields 06-0263343 11/24/2009 605
Pettit and Travis Peak Formations Nacogdoches E (Pettit) and Martinsville (Travis Peak) Fields06-0263548 12/15/2009 610
Pettit Formation (Bear Grass (Pettit) Field) 05-0207041 2/6/1995 59
Pettit Formation (Bethel Dome, East (Pettit Gas) Field 06-0260067 12/16/2008 553
Pettit Formation (Decker Switch (Pettit) Field 03-0260535 2/10/2009 558
Pettit Formation (Decker Switch (Pettit) Field 06-0274103 2/28/2012 673
Pettit Formation (Farrar, SE (Pettit)(Bear Grass (Pettit) Fields 05-0268215 11/30/2010 658
Pettit Formation (Geo-Vest (Pettit) Field) 06-0217522 10/21/1997 174
Pettit Formation (Jewett (Pettit) Field 05-0236497 10/21/2003 329
Pettit Formation (Lost Fritz (Pettit) Field) 06-0204520 3/21/1994 59
Pettit Middle/Travis Peak Formations (Douglass, W(Pettit Middle)Douglass, W(Travis Peak) Fields06-0262789 9/29/2009 598
Pettit/Travis Peak Formations (Doyle Creek (Pettit)Doyle Creek(Travis Peak) Field 06-0256638 5/29/2008 528
Pettit/Travis Peak Formations (Red Land, NE (Pettit)(Red Land, North (Travis Peak) Fields06-0265220 4/20/2010 629
Pettit/Travis Peak Formations (Trawick(Pettit)Douglas, W(Travis Peak) Fields 06-0260070 1/15/2009 555
Picoso Formation (Dinn, Deep (11200) Field 04-0236089 9/22/2003 326
Pittsburg Formation (Squash Hollow (Pittsburg) 06-96,653 10/21/1991 59
Pregnant Shale Formation 7B-0213393 9/24/1996 149
Pregnant Shale Formation (Brazos (Pregnant Shale) Field) 7B-0211518 3/26/1996 60
Queen City 11,300 Feet Formation(La Grulla, Deep (11,300) Field 04-0233266 1/7/2003 297
Queen City A Formation(Roma(Queen City A) Field 04-0239545 8/10/2004 378
Queen City Formation (Coyote, South(Queen City) Field 04-0236309 10/7/2003 328
Queen City Formation (Garcias Ridge (Queen City) Field 04-0244058 9/7/2005 413
Queen City Formation (Garcias Ridge (Queen City) Field 04-0251204 8/14/2007 684
Queen City Formation (Garcias Ridge (Queen City) Field 04-0251204 12/11/2012 672
Queen City Formation (Garcias Ridge (Queen City) Field 04-0252638 8/14/2007 473
Queen City Formation (George West, East (Queen City) Field 02-0237224 1/6/2004 344
Queen City Formation (Guilta (Queen City) Field 04-0236307 10/7/2003 328
Queen City Formation (Hostetter (Queen City 6800) Field 01-0212123 4/30/1996 60
Queen City Formation (Jaron (Queen City) Field 04-0267587 11/2/2010 654
Queen City Formation (Libre (Queen City) Field 04-0236308 10/7/2003 328
Queen City Formation (Marrina (Queen City) Field 04-0245805 1/24/2006 424
Queen City Formation (Mestena Grande (Queen City Cons) 04-0285305 5/22/2014 699
Queen City Formation (Sanchez Ranch (Queen City 7300) Field 04-0266456 7/19/2010 637
Queen City Formation (T-Bird (Queen City) Field 04-0257726 11/12/2008 548
Queen City Formation(Coyote (Queen City) Field 04-0234576 5/6/2003 305
Queen City Formation(Coyote, West)Field 04-0226956 2/22/2001 232
Page 14 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Queen City Formation(Coyote, West)Field 04-0226958 2/22/2001 232
Queen City Formation(Draco(Queen City) Field 04-0239257 7/6/2004 375
Queen City Formation(Jaron (Queen City) Field 04-0234342 5/6/2003 305
Queen City Formation(Mestena (Queen City) Field 04-0224989 9/25/2000 217
Queen City Formation(Mestena Grande (Queen City) Field 04-0226984 2/22/2001 232
Queen City Formation(T-Bird(Queen City) Field 04-0226957 2/22/2001 231
Queen City,E Formation(Mestena (Queen City, E) Field 04-0224990 9/25/2000 217
Reklaw Formation (Roma W. (Reklaw) Field) 04-0208520 5/16/1995 60
Reklaw Formation(Tpatch(Reklaw
OSO(Carreta(BasalQueenCity)Estrella(Reklaw8300)Reina(BasalQueenCity)Roadrunne
r(BasalQueenCity)fields 04-0248812 10/10/2006 445
Rincon Formation (Samano (2nd Rincon) Field 04-0243670 8/2/2005 410
Rincon Formation(Monte Christo, N (Rincon) Field 04-0231917 8/20/2002 277
Rincon Sand (Javelina (Vicksburg Cons) Field 04-0263050 10/22/2009 601
Rodess,James,Pettit,Travis Peak Formations(Naconiche Creek(Rod-TP) Field 06-0267211 9/14/2010 644
Rodessa Formation (Bethel Dome, E. (Mass. Rodessa) Field 06-0260066 12/16/2008 553
Rodessa Formation (Chittim, E (Rodessa 5300) Field 01-0237284 2/10/2004 359
Roleta (Wilcox 10,200) Field) 04-92,009 6/27/1988 61
Roleta 7650 Formation (Pok-A-Dot (8600) Field 04-0235762 9/9/2003 324
Roleta 7650 Formation (Pok-A-Dot (8600) Field 04-0235947 9/9/2003 327
Santa Rosa 10,700 Interval Formation 04-0201839 9/27/1983 61
Second Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0312558 9/18/2018 743
Second Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0316136 3/26/2019 744
Second Bone Spring Formation (Sandbar(Bone Spring) Field 08-0297479 12/15/2015 703
Second Bone Spring Formation (Sandbar(Bone Spring) Field 08-0299017 12/15/2015 704
Second Bone Spring Formation (Sandbar(Bone Spring) Field) 08-0304532 8/1/2017 736
Second Escondido 04-0200599 12/21/1992 62
Second Escondido Formation (Encinal (5800) LaCruz(Escondido)Owen(Olmos)Tri Bar(Escondido)01-0275334 6/12/2012 678
Second Escondido Formation
(Encinal,South(Escondido)HEClark(Escondido)HEClark(Navarro
5900)Owen(Escondido)Owen(Escondido 2) 04-0259194 11/12/2008 550
Second Escondido Formation (Owen (Olmos) Field 04-0270235 5/9/2011 665
Second Escondido Formation (Owen(Olmos) Field 04-0295771 9/15/2015 703
Second Escondido Formation (Santo Thomas Escondido Field) 04-0207816 3/14/1995 61
Second Massive Formation(Samano(Massive 7200)Samano E(Massive 72 04-0237380 2/24/2004 364
Siluro-Devonian Formation (Pamela (Silurian) Field 08-0251936 7/17/2007 471
Simpson Formation (Emperor (Simpson) Field 08-0264230 2/9/2010 619
Simpson Sand Interval (Emperor (Simpson) Field 08-0237371 2/24/2004 364
South Monte Christo (10,500' Sand) Formation) 04-78,389 9/13/1982 62
South Monte Christo (9,000' Sand) Formation) 04-78,388 9/13/1982 62
Spraberry (Trend Area) Formation 08-0200955 2/7/1994 64
Spraberry (Trend Area) Formation (Midkiff Unit Area) 08-97,561 9/28/1992 63
Spraberry (Trend Area) Formation (Midkiff Unit Area) 7C-97,561 9/28/1992 63
Spraberry (Trend Area) Formation (Preston/Shackleford) 08-0200954 2/7/1994 63
St. Louis Formation (Roberts Co. (St Louis) Field) 10-0300705 8/9/2016 713
St. Louis Formation (Roberts Co. (St Louis) Field) 10-0311389 6/18/2018 742
Strawn 7B-97,917 11/23/1992 73
Strawn 7C-82,459 7/9/1984 73
Strawn "C" Formation (Vineagarone (Strawn) Field) 01-0219291 6/2/1998 187
Strawn & Devonian Formation(St. Lawrence, S(Strawn)FrysakFarms(Devon 08-0234851 6/10/2003 310
Strawn (Massive Field) 01-82,404 9/24/1984 73
Strawn (Massive Field) 7C-82,404 9/24/1984 73
Strawn C Formation (Vinegarone (Strawn) Field) 01-0216297 7/1/1997 165
Strawn Detrital (University Block 31 (Strawn-Detrital) Howards Crk 7C-82,852 9/24/1984 65
Page 15 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Strawn Detrital Formation 7C-0200098 1/25/1993 65
Strawn Detrital Formation 7C-78,496 10/12/1982 64
Strawn Formation 01-0213580 9/17/1996 148
Strawn Formation 7B-0200952 8/2/1993 71
Strawn Formation 7B-0206575 11/25/1994 70
Strawn Formation 7B-96,650 3/16/1992 67
Strawn Formation 7C-0200904 2/22/1993 71
Strawn Formation 7C-0209770 10/3/1995 69
Strawn Formation (ACU, Deer Canyon, S. Branch, & Little Canyon 7C-0211163 2/13/1996 71
Strawn Formation (Beano (Strawn) Field 01-0244123 9/7/2005 414
Strawn Formation (Brad Field Area) 7B-97,565 6/15/1992 66
Strawn Formation (Coos (Penn Strawn) J.D. Gas (Strawn) Fields 7C-0264561 3/9/2010 621
Strawn Formation (Grierson Spring(Strawn) Field 7C-0237169 12/22/2003 343
Strawn Formation (Grierson Spring(Strawn) Field 7C-0243993 9/7/2005 413
Strawn Formation (Hunt Baggett, W. (Strawn) Field) 7C-0215045 4/1/1997 158
Strawn Formation (Hunt-Bagett (Strawn) Field) 7C-0217101 9/16/1997 169
Strawn Formation (Hunt-Baggett (Strawn) Field) 7C-0214081 11/26/1996 152
Strawn Formation (Hunt-Baggett W (Strawn) Field 7C-0265247 5/4/2010 630
Strawn Formation (Hunt-Baggett W (Strawn) Field 7C-0265504 5/18/2010 632
Strawn Formation (Hunt-Baggett West) 7C-97,000 11/25/1991 67
Strawn Formation (Hunt-Baggett, W. (Strawn) & Hunt-Baggett, (S 7C-0211140 2/13/1996 72
Strawn Formation (Hunt-Baggett, W. (Strawn) Field 7C-0267487 10/12/2010 648
Strawn Formation (Hunt-Baggett, W. (Strawn) Field 7C-0267488 10/12/2010 648
Strawn Formation (Hunt-Baggett, W. (Strawn) Field 7C-0267489 10/12/2010 648
Strawn Formation (It's About Time (Strawn) Field) 7B-0207303 2/28/1995 70
Strawn Formation (JM, W. (Strawn) Field) 7C-0219476 6/30/1998 188
Strawn Formation (Joe T. (Strawn) Field) 7C-0209266 8/1/1995 68
Strawn Formation (Live Oak Draw, N (Strawn) Seawolf (Strawn) 7C-0210159 10/24/1995 69
Strawn Formation (Lone Camp (Strawn) Field) 7B-0217239 9/30/1997 172
Strawn Formation (Miller (Strawn) Field 7C-0253683 11/6/2007 489
Strawn Formation (Ozona, SW (Strawn) Field) 7C-0216950 8/26/1997 171
Strawn Formation (Penn (Strawn) Prospect Area) 7C-0200622 3/8/1993 68
Strawn Formation (Portions of Barton's Chapel South, and Jack 09-97,443 4/4/1992 66
Strawn Formation (Portions of Barton's Chapel South, and Jack 7B-97,443 4/4/1992 66
Strawn Formation (Poulter(Strawn) Field 7C-0247031 5/16/2006 437
Strawn Formation
(Sawyer(Strawn,North)Buckhorn(Strawn)Eldorado,Southwest(Strawn)ShurleyRanch(St
rawn) Fields 7C-0264231 1/26/2010 616
Strawn Formation(Brown-Bassett (Strawn) &(Strawn FB-2) Fields 7C-0232610 10/21/2002 285
Strawn Formation(Eldorado, Southwest (Strawn) Field 7C-0232296 9/12/2002 281
Strawn Formation(South End(Strawn) Field 7C-0240985 12/21/2004 77
Strawn Formation(South Park(Strawn) Field 7C-0221887 12/7/1999 210
Strawn Formation(University 31(Strawn-Detrital) Field 7C-0238018 4/23/2004 370
Strawn Formation(Vinegarone (Strawn) Field 01-0231767 8/20/2002 277
Strawn Formation(Vinegarone (Strawn) Field 01-0232018 8/20/2002 278
Strawn Formation(Vinegarone (Strawn) Field 01-0233230 1/7/2003 295
Strawn-Detrital 7C-79,428 3/28/1983 75
Strawn-Detrital (adjacent to and including portions of the University 7C-79,095 12/13/1982 76
Strawn-Detrital Formation 7C-78,573 11/1/1982 74
Strawn-Detrital Formation (in University Block 31 Field) 7C-77,870 3/22/1982 74
Strawn-Detrital Formation (Live Oak Draw (Strawn) Area, Live Oak 7C-97,587 9/28/1992 75
Sweetwater(Hogshooter) Formation(Mills Ranch(Granite Wash Cons) Field 10-0299289 2/23/2016 705
Tesnus etal Formation (Pinon(Overthrust) Field 08-0273995 10/2/2012 681
Third (3rd) Bone Spring & Wolfcamp Formation (Phantom (Wolfcamp) Field) 08-0317323 10/1/2019 749
Page 16 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Third (3rd) Bone Spring & Wolfcamp Formation (Phantom (Wolfcamp) Field) NPT:
9/12/2016 08-0296538 8/24/2016 713
Third (3rd) Bone Spring & Wolfcamp Formation (Phantom (Wolfcamp), Ford, West
(Wolfcamp) Fields) 08-0305151 8/15/2017 736
Third Bone Spring Formation (Sandbar (Bone Spring) Field) 08-0306128 11/7/2017 730
Third Bone Spring Formation (Sandbar(Bone Spring) Field 08-0297478 12/15/2015 703
Third Massive Formation (Samano (Third Massive) Field 04-0231073 6/25/2002 273
Third Massive Formation (Samano, E (Third Massive) Field 04-0235626 8/5/2003 320
Third Massive Formation(Samano (Third Massive) Field 04-0240523 11/23/2004 385
Third Massive Formation(Samano (Third Massive)Samano E(Third Massiv 04-0237377 2/24/2004 365
Third Massive Formation(Samano(Third Massive)Flores(Vksbg,Lower 04-0245433 1/10/2006 423
Third Meek Sand Formation (Endurance (Third Meek Sand) Field 03-0257576 7/15/2008 538
Travis Peak 06-79,349 9/10/1984 93
Travis Peak & Pettit Formations (Raintree (Travis Peak Cons) Field 06-0262675 9/29/2009 90
Travis Peak (Bear Grass Addition) 05-97,962 10/19/1992 94
Travis Peak (Black Fork Creek (Travis Peak)) 06-98,517 2/1/1993 96
Travis Peak (Buffalo Creek Prospect Area Bear Grass (Travis Peak 05-97,981 10/19/1992 95
Travis Peak (Farrar, SE Field) 05-93,611 1/15/1990 96
Travis Peak (Jewett Field Area Prospect) 05-96,090 8/21/1991 94
Travis Peak (Martinsville Travis Peak) 06-79,127 2/28/1983 95
Travis Peak (Oletha (Travis Peak) Field) 05-0209985 11/21/1995 97
Travis Peak (Sym-Jac, West (Hosston) Field) 06-76,125 3/9/1981 76
Travis Peak (Willow Springs (Travis Peak)) 06-0210874 1/30/1996 96
Travis Peak Addition (Bear Grass Area) 20-75,144 6/8/1981 77
Travis Peak Formation 05-0213956 11/12/1996 150
Travis Peak Formation 05-98,268 9/28/1992 83
Travis Peak Formation 06-97,361 2/10/1992 79
Travis Peak Formation 06-98,265 9/28/1992 83
Travis Peak Formation (Appleby N. Field) 06-0200244 1/25/1993 81
Travis Peak Formation (Appleby, N (Travis Peak) Field 06-0251909 7/17/2007 471
Travis Peak Formation (Appleby, N. (Travis Peak) Field 06-0237044 12/9/2003 341
Travis Peak Formation (Appleby, N. (Travis Peak)) 06-0211146 2/13/1996 90
Travis Peak Formation (Bald Prairie) 05-96,669 12/16/1991 78
Travis Peak Formation (Bear Grass (Travis Peak) Field) 05-0200899 10/25/1993 90
Travis Peak Formation (Bear Grass (Travis Peak) Field) 05-0208066 3/28/1995 81
Travis Peak Formation (Bear Grass (Travis Peak) Field) 05-0217502 11/4/1997 175
Travis Peak Formation (Bear Grass (Travis Peak) Field) 05-0251200 5/30/2007 464
Travis Peak Formation (Bear Grass (Travis Peak) Field) 05-0268844 2/8/2011 661
Travis Peak Formation (Bear Grass (Travis Peak)) 05-0200678 10/25/1993 89
Travis Peak Formation (Bear Grass (Travis Peak)) 05-0200929 3/8/1993 88
Travis Peak Formation (Beckville(Travis Peak)Minden(Travis Peak) Field 06-0261630 5/19/2009 569
Travis Peak Formation (Bethany (Travis Peak Cons) Field 06-0263951 1/26/2010 612
Travis Peak Formation (Bethany (Travis Peak Cons) Field 06-0267157 9/14/2010 643
Travis Peak Formation (Black Bayou(TP)Red Land, North (TP) Fields 06-0252701 9/11/2007 480
Travis Peak Formation (Black Fork Creek (Travis Peak)) 06-0200449 6/7/1993 87
Travis Peak Formation (Blackfoot SW Field) 06-0201754 6/7/1993 86
Travis Peak Formation (Box Church (Travis Peak) Field) 05-0214936 4/15/1997 161
Travis Peak Formation (Buckner Creek (Travis Peak) Field 06-0259939 12/16/2008 552
Travis Peak Formation (Carthage (Travis Peak 6400) Field 06-0271157 8/23/2011 668
Travis Peak Formation (Carthage (Travis Peak) Field 06-0261437 4/28/2009 564
Travis Peak Formation (Carthage (Travis Peak) Field 06-0262066 7/14/2009 583
Travis Peak Formation (Carthage (Travis Peak) Field 06-0262068 7/14/2009 583
Travis Peak Formation (Carthage (Travis Peak) Field 06-0262259 7/21/2009 588
Travis Peak Formation (Carthage (Travis Peak) Field 06-0262663 9/1/2009 592
Page 17 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Travis Peak Formation (Carthage (Travis Peak) Field 06-0262673 9/29/2009 595
Travis Peak Formation (Carthage (Travis Peak) Field 06-0262924 10/22/2009 599
Travis Peak Formation (Carthage (Travis Peak) Field 06-0266707 8/10/2010 639
Travis Peak Formation (Carthage (Travis Peak) Field 06-0268216 12/14/2010 658
Travis Peak Formation (Carthage (Travis Peak-Reed) Field) 06-0200930 3/1/1993 86
Travis Peak Formation (Carthage, S. (Travis Peak) Field) 06-0219662 9/1/1998 191
Travis Peak Formation (Cecil Cox (TP)(Gates, East (TP) Flds (NPT:12-18-07 06-0253125 9/11/2007 481
Travis Peak Formation (Chapel Hill Field Addition) 06-98,049 8/24/1992 78
Travis Peak Formation (cons of 7 area designations (see file) 06-0245262 2/7/2006 442
Travis Peak Formation (Cotton Gin (Travis Peak) Field) 05-0215680 5/13/1997 163
Travis Peak Formation (County Lake (Travis Peak) Field 06-0235711 8/19/2003 323
Travis Peak Formation (Danville (TP-CV Cons) Field 06-0268423 1/13/2011 660
Travis Peak Formation (Danville(Travis Peak Cons) Field 06-0249859 1/10/2007 456
Travis Peak Formation (Decker Switch(Travis Peak)Doyle Creek(Travis Peak)Raintree(Travis Peak Cons)06-0274431 4/10/2012 676
Travis Peak Formation (Douglass, W (Travis Peak) Field 06-0236985 11/25/2003 337
Travis Peak Formation (Douglass, W (Travis Peak) Trawick (Travis Peak) Fields 06-0260071 1/15/2009 555
Travis Peak Formation (Doyle Creek (Travis Peak) Field 06-0252441 8/14/2007 474
Travis Peak Formation (Doyle Creek (Travis Peak) Field 06-0254398 12/18/2007 500
Travis Peak Formation (Doyle Creek (Travis Peak) Field 06-0261629 5/19/2009 569
Travis Peak Formation (Eunice (Travis Peak) Field 05-0263952 1/12/2010 612
Travis Peak Formation (Farrar SE (Travis Peak) Addition) 05-98,198 9/14/1992 82
Travis Peak Formation (Farrar SE (Travis Peak) Field) 05-0208658 5/23/1995 85
Travis Peak Formation (Farrar SE Field) 05-0205697 7/18/1994 84
Travis Peak Formation (Farrar SE Field) 05-0206108 1/9/1995 84
Travis Peak Formation (Farrar, (Travis Peak) Field) 05-0207203 1/9/1995 85
Travis Peak Formation (Farrar, N. (Travis Peak) Field) 05-0207204 1/23/1995 83
Travis Peak Formation (Freestone (Travis Peak) Field) 05-0203625 12/20/1993 81
Travis Peak Formation (Freestone (Travis Peak) Field) 05-0207818 4/11/1995 79
Travis Peak Formation (Freestone (Travis Peak) Field) 05-0211156 2/13/1996 92
Travis Peak Formation (Freestone (Travis Peak) Field) 05-0211382 2/27/1996 93
Travis Peak Formation
(Garrison(TravisPeak)Garrison,S(TravisPeak)Stockman(CottonVally)Stockman(Travis
Peak)Stockman(TravisPeak,West) 06-0254577 12/18/2007 500
Travis Peak Formation (Gates (Travis Peak) Field 06-0267954 11/30/2010 657
Travis Peak Formation (Grisby (Travis Peak) Field 06-0245898 2/7/2006 426
Travis Peak Formation (Jared(Travis Peak) Field 06-0280704 3/26/2013 687
Travis Peak Formation (Joaquin (Travis Peak) Field 06-0236895 11/25/2003 338
Travis Peak Formation (Joaquin (Travis Peak) Field 06-0244195 9/27/2005 415
Travis Peak Formation (Joaquin (Travis Peak) Field 06-0262664 9/29/2009 593
Travis Peak Formation (Joaquin (Wiener) Field 06-0249990 1/10/2007 456
Travis Peak Formation (Kendrick (Travis Peak) Field 06-0267952 11/30/2010 656
Travis Peak Formation (Lansing, North (Travis Peak) Field 06-0221899 9/14/1999 204
Travis Peak Formation (Lassater (Travis Peak) Field 06-0237896 3/11/2004 366
Travis Peak Formation (Loretta Rose (Travis Peak) Field) 06-0204649 5/16/1994 80
Travis Peak Formation (Malakoff, South (Travis Peak) Field) 05-0200902 5/4/1993 88
Travis Peak Formation (Martinsville (Travis Peak) Field 06-0253975 11/6/2007 488
Travis Peak Formation (Martinsville (Travis Peak) Field 06-0255890 4/8/2008 525
Travis Peak Formation (Martinsville (Travis Peak) Field 06-0256993 5/29/2008 532
Travis Peak Formation (Martinsville (Travis Peak), Waterman (Travis Peak) Fields 06-0267212 9/21/2010 650
Travis Peak Formation (Melrose, South) 06-79,056 12/13/1982 77
Travis Peak Formation (Naconiche Creek (Rod-TP Cons) Field 06-0253969 11/6/2007 485
Travis Peak Formation (Naconiche Creek (Rod-TP Cons) Field 06-0262923 10/22/2009 599
Travis Peak Formation (Noonday (Travis Peak) Field 06-0262065 9/29/2009 593
Travis Peak Formation (North Lansing (Travis Peak) Field) 06-0211375 2/27/1996 91
Page 18 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Travis Peak Formation (Oakridge (Travis Peak) Field 06-0255585 3/11/2008 508
Travis Peak Formation (Oakridge (Travis Peak) Field 06-0262505 8/18/2009 590
Travis Peak Formation (Oaks (Travis Peak 8550) Field) 05-0210158 11/7/1995 90
Travis Peak Formation (Oletha (Travis Peak) Field) 05-0204152 1/24/1994 80
Travis Peak Formation (Oletha (Travis Peak) Field) 05-0205585 7/18/1994 81
Travis Peak Formation (Oletha (Travis Peak) Field) 05-0207205 2/28/1995 85
Travis Peak Formation (Oletha (Travis Peak) Field) 05-0212264 6/4/1996 97
Travis Peak Formation (Oletha (Travis Peak)) 05-98,086 8/24/1992 78
Travis Peak Formation (Oletha SW (Travis Peak) Field) 05-0211054 2/6/1996 84
Travis Peak Formation (Oletha SW (Travis Peak) Field) 05-0213367 9/10/1996 146
Travis Peak Formation (Oliver Creek (Travis Peak) Field 06-0260537 2/10/2009 559
Travis Peak Formation (Pearson (Travis Peak) Field 06-0244797 11/1/2005 417
Travis Peak Formation (Percy Wheeler (Travis Peak) Field) 06-0213604 10/28/1996 151
Travis Peak Formation (Personville (Travis Peak) Field) 05-0219368 6/2/1998 189
Travis Peak Formation (Portions of Lost Fritz (Travis Peak)) 04-0202643 10/18/1993 89
Travis Peak Formation (Proposed Luna (Travis Peak) [Wildcat] Field) 05-0215399 4/15/1997 159
Travis Peak Formation (Raintree (Hosston) Field 06-0256124 4/8/2008 527
Travis Peak Formation (Red Land) Field 06-0259156 12/16/2008 551
Travis Peak Formation (Red Land, North (Travis Peak) 06-0255180 1/28/2008 502
Travis Peak Formation (Red Land, North (Travis Peak) Field 06-0255586 4/8/2008 524
Travis Peak Formation (Red Land, North (Travis Peak) Field 06-0256995 5/29/2008 533
Travis Peak Formation (Redland, NE (Travis Peak) Field 06-0256801 5/29/2008 531
Travis Peak Formation (Reed (Travis Peak) Field) 05-0213286 9/10/1996 147
Travis Peak Formation (Riverview (Travis Peak) Field) 06-0219657 8/11/1998 190
Travis Peak Formation (Riverview (Travis Peak) Field) 06-0252698 9/11/2007 478
Travis Peak Formation (Riverview (Travis Peak) Field) 06-0260536 2/10/2009 559
Travis Peak Formation (Shawnee Spring (Travis Peak) Field 06-0245804 1/24/2006 424
Travis Peak Formation (Shawnee Spring (Travis Peak) Field 06-0252826 9/11/2007 479
Travis Peak Formation (Simsboro, NW (Travis Peak) Fld.) 05-0211241 2/27/1996 91
Travis Peak Formation (Southern Pine (Travis Peak) Field 06-0258478 9/9/2008 543
Travis Peak Formation (Stockman (Travis Peak) Field 06-0254571 12/18/2007 498
Travis Peak Formation (Stockman (Travis Peak) (Stockman, South (Travis Peak) 06-0252427 8/14/2007 475
Travis Peak Formation (Stockman (Travis Peak) Field 06-0263345 11/24/2009 606
Travis Peak Formation (Stockman (Travis Peak) Field 06-0264228 2/9/2010 619
Travis Peak Formation (Stockman (Travis Peak) Field 06-0268424 1/13/2011 660
Travis Peak Formation (Stockman South (Travis Peak) Field 06-0268843 2/8/2011 661
Travis Peak Formation (Stockman, South (Travis Peak) Field 06-0255415 4/8/2008 523
Travis Peak Formation (Sym-Jac, West (Hosston) Field) 06-0211510 3/26/1996 92
Travis Peak Formation (Teague W (Travis Peak) Field) 05-0200933 9/27/1993 87
Travis Peak Formation (Teague, West (Travis Peak) Field) 05-0213952 11/26/1996 156
Travis Peak Formation (Tecula (Travis Peak) Field) 06-0212855 7/30/1996 79
Travis Peak Formation (Timpson (Travis Peak) Field 06-0266937 9/14/2010 642
Travis Peak Formation (Trawick (Pettit-TP Cons) Field 06-0263052 10/22/2009 602
Travis Peak Formation (Trawick (Travis Peak) Field) 05-0257725 7/29/2008 538
Travis Peak Formation (Trawick (Travis Peak) Field) 06-0209414 8/8/1995 80
Travis Peak Formation (Trawick (Travis Peak) Field) 06-0230037 12/20/2001 257
Travis Peak Formation (Trawick (Travis Peak) Field) 06-0235449 8/5/2003 320
Travis Peak Formation (Trawick (Travis Peak) Field) 06-0256798 5/29/2008 530
Travis Peak Formation (Trawick E Field) 06-0201755 6/7/1993 88
Travis Peak Formation (Trawick(Travis Peak) Field 06-0258681 9/23/2008 546
Travis Peak Formation (Troup (Travis Peak) Field 06-0253248 10/9/2007 483
Travis Peak Formation (Turlington) Field 06-0256121 4/8/2008 526
Travis Peak Formation (Various Carthage fields) 06-0237240 1/6/2004 354
Travis Peak Formation (Various Carthage fields) 06-0237567 3/11/2004 367
Page 19 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Travis Peak Formation (Various Willow Springs (Travis Peak) Fields) 06-0220848 2/9/1999 199
Travis Peak Formation (White Oak Creek (Travis Peak) Field) 06-0209264 8/1/1995 82
Travis Peak Formation (White Oak Creek (Travis Peak) Field) 06-0210364 12/12/1995 87
Travis Peak Formation (White Oak Creek (Travis Peak) Field) 06-0217945 12/16/1997 177
Travis Peak Formation (White Oak Creek (Travis Peak)) 06-0200894 3/22/1993 89
Travis Peak Formation (White Oak Creek and Southern Pine Flds) 06-0210160 11/7/1995 86
Travis Peak Formation (White Oak Creek Field) 06-0211121 2/13/1996 91
Travis Peak Formation (White Oak Creek(Travis Peak) Field 06-0237045 12/9/2003 340
Travis Peak Formation (Willow Springs (Travis Peak) Field) 06-0211372 2/27/1996 92
Travis Peak Formation (Willow Springs (Travis Peak) Field) 06-0211710 4/2/1996 92
Travis Peak Formation (Willow Springs (Travis Peak) Field) 06-0219565 7/14/1998 188
Travis Peak Formation (Willow Springs (Travis Peak) Field) 06-0220578 12/3/1998 193
Travis Peak Formation (Winnsboro (Travis Peak) Field 06-0252433 8/14/2007 473
Travis Peak Formation(Appleby, N(Travis Peak) Field 06-0244882 11/29/2005 420
Travis Peak Formation(Bear Grass(Travis Peak) Field 05-0225892 9/25/2000 220
Travis Peak Formation(Bear Grass, NE (Travis Peak) Field 05-0234330 5/6/2003 306
Travis Peak Formation(Carthage(Travis Peak 6450) Field 06-0233764 2/25/2003 300
Travis Peak Formation(Carthage(Travis Peak)Carthage (Travis Peak 6296 06-0233073 12/3/2002 292
Travis Peak Formation(Carthage(Travis Peak)Carthage (Travis Peak 6310 06-0235205 6/24/2003 313
Travis Peak Formation(Carthage(Travis Peak)Carthage(Travis Peak 6310 06-0236699 11/13/2003 331
Travis Peak Formation(Carthage(Travis Peak-Collins) Field 06-0248491 10/10/2006 448
Travis Peak Formation(Cayuga(Travis Peak) Field 06-0222972 12/7/1999 208
Travis Peak Formation(County Lake(Travis Peak)(Good Springs(Travis Peak) Fields 06-0262508 9/1/2009 592
Travis Peak Formation(Douglass, W. (TP)(Nacogdoches (TP)(Trawick(TP) 06-0251910 7/17/2007 477
Travis Peak Formation(Douglass, W.(Travis Peak) Field 06-0242254 4/5/2005 400
Travis Peak Formation(Joaquin (Travis Peak) Field 06-0234865 6/10/2003 312
Travis Peak Formation(Joaquin (Travis Peak) Field 06-0234866 6/10/2003 311
Travis Peak Formation(Joaquin (Travis Peak) Field 06-0234867 6/10/2003 311
Travis Peak Formation(Joaquin (Travis Peak) Field 06-0234868 6/10/2003 312
Travis Peak Formation(Joaquin (Travis Peak) Field 06-0240308 10/22/2004 382
Travis Peak Formation(Naconiche Creek (Travis Peak)Field 06-0222112 11/2/1999 206
Travis Peak Formation(Naconiche Creek (Travis Peak)Field 06-0235355 7/8/2003 319
Travis Peak Formation(Oletha(Travis Peak) Field 05-0233518 4/23/2004 370
Travis Peak Formation(Personville(Travis Peak) Field 05-0234996 6/10/2003 307
Travis Peak Formation(Red Land, North(TP)Riverview(TP) Fields 06-0248657 10/10/2006 448
Travis Peak Formation(Reklaw(Travis Peak) Field 06-0230443 9/12/2002 281
Travis Peak Formation(Simsboro, NW (Travis Peak) Field 05-0225446 5/8/2001 236
Travis Peak Formation(Stockman(TravisPeak)Stockman(TravisPeakWest) 06-0241080 12/21/2004 391
Travis Peak Formation(Trinidad, SE (Travis Peak) Field 05-0225443 10/25/2000 224
Travis Peak Formation(Whelan(Travis PeakProrated) Field 06-0224655 5/2/2000 216
Travis Peak Formation(Willow Springs (Travis Peak) Field 06-0226314 10/25/2000 223
Travis Peak Lower Formation (Pokey Field) 05-0207820 3/14/1995 93
Travis Peak Transition/Travis Peak Form.(Garrison(Travis Peak)&various 06-0242313 4/5/2005 398
Travis Peak Transition/Travis Peak Formation(Douglass W(Travis Peak)Little
Ears(Pettit Lime)(Nacogdoches NW(Travis Peak) Fields 06-0261550 5/19/2009 567
Travis Peak Transition/Travis Peak Formation(Douglass(Pettit)Douglass W(Travis
Peak)Little Ears(Pettit Lime)Nacogdoches E (Pettit)Nacogdoches NW(Travis Peak)
Fields 06-0261549 5/19/2009 566
Travis Peak Transition/Travis Peak Formation(Mt.Enterprise (Pettit)Mt.
Enterprise(Travis Peak)Trawick(Pettit TP Consolidated)Trawick(Travis Peak)Trawick
East(Travis Peak)Trawick NE(Travis Peak)Trawick N (Travis Peak) 06-0261553 5/19/2009 567
Travis Peak(Carthage(Travis Peak)(Travis Peak 6450)(Travis Peak 7400) 06-0232915 11/21/2002 289
Travis Peak(Douglass, W (Travis Peak) field 06-0230670 6/4/2002 270
Travis Peak(Joaquin(Travis Peak) Field 06-0234123 4/22/2003 304
Page 20 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Travis Peak(Ore City(Travis Peak)Stamps(Travis Peak) Field 06-0243794 9/7/2005 442
Travis Peak(Ore City(Travis Peak)Stamps(Travis Peak) Field 06-0243795 9/7/2005 442
Travis Peak(Ore City(Travis Peak)Stamps(Travis Peak) Field 06-0243803 9/7/2005 442
Travis Peak/Pettit Formations (Martinsville(Travis Peak) Nacogdoches E (Pettit) Fields 06-0267494 11/2/2010 653
Travis Peak/Pettit Formations(Red Land, North(Travis Peak)Red Land, NE(Pettit)Fields 06-0267160 9/21/2010 646
TravisPeakFormation.(Gates(TravisPeak)Gates,E(TP)Cecil Cox(TP) Flds 06-0249862 12/19/2006 454
Upper Cretaceous 2nd San Miguel Formation 01-98,460 1/11/1993 97
Upper Cretaceous Austin Chalk Formation (NE Clay Field) 03-97,497 6/1/1992 98
Upper Lobo Formation(Perdido Interval) Charco (9200) Field 04-0237370 2/24/2004 362
Upper Missourian Formation (Mills Ranch (Granite Wash Cons.) Field) 10-0303943 4/25/2017 735
Upper Morrow Formation (Glazier, S. (Upper Morrow) Field 10-0237079 12/22/2003 341
Upper Strawn Formation (Pakenham Field) 7C-0218334 2/10/1998 179
Upper Vicksburg Formation (Viboras Central (H-84) Field) 04-0211513 2/27/1996 98
Upper Vicksburg G Sand (Flores (Vicksburg, Lower) Field 04-0261111 3/31/2009 563
Upper Wilcox Formation (Comitas (Deep)&Comitas (8900) Fields 04-0243425 7/11/2005 407
Upper Wilcox Formation (Cooley (Wilcox, Upper) Field) 03-0216865 10/21/1997 173
Upper Wilcox Formation(Luigi(Upper Wilcox) Field 04-0228362 6/21/2001 241
Upper Wilcox Sands (Fifteen Mile Creek (Wilcox) Field) 02-0324833 5/5/2020 758
Upper Woodbine Formation(Sunflower(Upper Woodbine) Field 03-0239721 8/24/2004 379
Various Hagist Ranch Fields (Wilcox Basal House in Hagist Ranch 01-92,008 7/18/1988 99
Various Hagist Ranch Fields (Wilcox Basal House in Hagist Ranch 04-92,008 7/18/1988 99
Vickburg Formation (Rincon (Vicksburg Cons) Field 04-0237332 2/10/2004 357
Vicksburg "S" Formation (McAllen Ranch (Vicksburg S SE) Field 04-0210946 1/30/1996 100
Vicksburg "T" and "Y" Sands Formation(Alvarado(Vicksburg) Field 04-0233008 12/3/2002 290
Vicksburg "V-19" Formation(Encinitas (V-19) Field 04-0225998 10/25/2000 223
Vicksburg "V-6" Formation(Kelsey (Vxkgb Consol.) Field 04-0226775 12/20/2000 230
Vicksburg (12,000' Boyt Sand) Formation 04-78,225 11/1/1982 100
Vicksburg 1 Formation(Ball Ranch (Vicksburg Cons) Field 04-0249404 11/14/2006 449
Vicksburg 10 Formation (Home Run (Vicksburg 10) Field 04-0236750 11/13/2003 336
Vicksburg 10100 Formation (Flowella Field Area) 04-0211117 2/13/1996 100
Vicksburg 10200 Formation (Cowboy (Vksbg 10,200) Field) 04-0211055 1/30/1996 101
Vicksburg 10250&10500 Formation(T-C-B (Lower Vicksburg) Field 04-0233727 2/25/2003 301
Vicksburg 11 Sand Formation 04-98,197 11/16/1992 101
Vicksburg 12 Formation (Ann Mag (Vicksburg Cons) Field 04-0275624 9/11/2012 679
Vicksburg 12500 Formation(Ball Ranch(Vicksburg 12500) Field 04-0241625 2/8/2005 394
Vicksburg 12500 Formation(Ball Ranch(Vicksburg 12500) Field 04-0246157 2/28/2006 429
Vicksburg 14 Formation (Ann Mag (Vicksburg Cons) Field 04-0275623 9/11/2012 679
Vicksburg 15 and 16 Formations (Rucias, N (FB E) Field 04-0291610 10/14/2014 700
Vicksburg 15 Formation (CD Nabors (Vicksburg) Field 04-0254638 1/28/2008 500
Vicksburg 16 Formation (CD Nabors (Vicksburg) Field 04/0254639 1/28/2008 501
Vicksburg 17 Formation (CD Nabors (Vicksburg) Field 04-0254640 1/28/2008 501
Vicksburg 19 Formation (CD Nabors (Vicksburg) Field 04-0254641 1/28/2008 502
Vicksburg 2 Formation(Ball Ranch(Vicksburg 2) Field 04-0241626 2/8/2005 394
Vicksburg 2 Formation(Ball Ranch(Vicksburg 2) Field 04-0246156 2/28/2006 429
Vicksburg 20 Sand Formation 04-98,200 11/16/1992 101
Vicksburg 24 Sand Formation 04-98,199 11/16/1992 102
Vicksburg 25 Formation (CD Nabors (Vicksburg) Field 04-0261633 5/19/2009 572
Vicksburg 4 Formation(Ball Ranch (Vicksburg 4) Field 04-0241752 3/8/2005 395
Vicksburg 4 Formation(Ball Ranch (Vicksburg 4) Field 04-0246154 2/28/2006 430
Vicksburg 5 Formation (W.E. Colson (Vx Bingo) Field 04-0261110 3/31/2009 563
Vicksburg 5 Formation(Ball Ranch (Vicksburg 5) Field 04-0241753 3/8/2005 181
Vicksburg 5 Formation(Ball Ranch (Vicksburg 5) Field 04-0246155 2/28/2006 429
Vicksburg 6 Formation (W.E. Colson (Vx Bingo) Field 04-0261109 3/31/2009 563
Vicksburg 7 Formation (W. E. Colson (Vx Bingo) Field 04-0261108 3/31/2009 563
Page 21 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Vicksburg 7 Formation(Ball Ranch(Vicksburg 7) Field 04-0245899 2/28/2006 428
Vicksburg 7250 Formation (Rincon North (Vicksburg 7250) Field 04-0212819 7/30/1996 99
Vicksburg 8 Formation (W.E. Colson (Vx Bingo) Field 04-0261107 3/31/2009 562
Vicksburg 9000,9400,9550,9900(T-C-B(Lower Vicksburg) Field 04-0237392 2/10/2004 356
Vicksburg Ann Mag 9100' Formation (Ann Mag, East (9100) Field) 04-0214031 12/3/1996 154
Vicksburg F Sand Formation (Lopez Ranch & Lips Ranch Fields) 04-0200822 3/1/1993 102
Vicksburg FB L Formation(Rucias, N (FB L) Field 04-0240421 10/22/2004 384
Vicksburg Formation 04-0209837 10/17/1995 105
Vicksburg Formation (Agua Dulce (Vicksburg Consl.) Field 04-0243419 7/22/2005 408
Vicksburg Formation (Arrowhead Ranch(Vks 12,300) Field 04-0236779 11/13/2003 333
Vicksburg Formation (Ball Ranch (Vicksburg Consolidated) Field 04-0269314 3/8/2011 662
Vicksburg Formation (Borosa, NW (Vicksburg 9250) Field 04-0235677 8/5/2003 321
Vicksburg Formation (Braulia, East (Vicksburg Cons) field 04-0251629 6/13/2007 467
Vicksburg Formation (Brayton, N (Vicksburg 9150)(Brayton, N (Vicksburg 9250) Field 04-0261805 6/18/2009 574
Vicksburg Formation (Brayton, N (Vicksburg 9900) Field 04-0254333 12/4/2007 491
Vicksburg Formation (Brayton, N (Vicksburg 9900) Field 04-0254334 12/4/2007 491
Vicksburg Formation (Cage Ranch (9800 Vicksburg) Field 04-0240522 11/23/2004 386
Vicksburg Formation (CD Nabors (Vicksburg) Field 04-0257213 6/24/2008 534
Vicksburg Formation (El Ebanito (Lwr Vicksburg) Field 04-0240639 11/23/2004 388
Vicksburg Formation (Ellen (Vicksburg) Field 04-0229905 12/4/2001 253
Vicksburg Formation (Ellen, NW (Myrick Consolidated) Field 04-0240503 11/23/2004 386
Vicksburg Formation (Encinitas (V-19-A)) 04-0200897 2/22/1993 106
Vicksburg Formation (Encinitas (V-21) Field 04-0247324 6/6/2006 438
Vicksburg Formation (Encinitas, East (V-24) Field 04-0259936 12/16/2008 551
Vicksburg Formation (Flores (Vicksburg, Lower) Field 04-0254567 12/18/2007 497
Vicksburg Formation (Flores (Vicksburg, Lower) Field 04-0259068 10/7/2008 547
Vicksburg Formation (Flores (Vicksburg, Lower) Field 04-0261638 6/18/2009 574
Vicksburg Formation (Flowella (Vicksburg Deep) Field 04-0259066 10/7/2008 546
Vicksburg Formation (Flowella, (Z06) Field 04-0243500 7/22/2005 407
Vicksburg Formation (Flowella, W. (Vksbg. 4,5,6) Field) 04-0220980 2/9/1999 198
Vicksburg Formation (Hinde (Vicksburg Consolidated) Field 04-0261628 5/19/2009 568
Vicksburg Formation (Hinde (Vicksburg Consolidated) Field 04-0277719 11/6/2012 683
Vicksburg Formation (Hinde (Vicksburg Consolidated) Field) 04-0295956 8/24/2016 714
Vicksburg Formation (Javelina (Vicksburg Cons) Field 04-0248980 11/14/2006 449
Vicksburg Formation (Jeffress (Vicksburg V)) 04-0201838 3/21/1994 106
Vicksburg Formation (Jeffress (Vicksburg W)) 04-0200823 1/25/1993 105
Vicksburg Formation (Jeffress(Vicksburg P,Q,S,T)Flores (Vicksburg, Lower) 04-0252825 9/11/2007 479
Vicksburg Formation (Jeffress, E (10400 Sd) Field 04-0236908 11/25/2003 339
Vicksburg Formation (Jeffress, E (Vicksburg L) Field 04-0236976 11/25/2003 339
Vicksburg Formation (Jeffress, E. (Vicksburg T) Field (NPT:5/19/09) 04-0257349 6/24/2008 534
Vicksburg Formation (Jeffress, N (Vksbg, Lo) Field 04-0237278 2/24/2004 363
Vicksburg Formation (Jeffress, NE (Vicksburg U) Field) 04-0215562 5/6/1997 163
Vicksburg Formation (Jeffress, NE (Vicksburg V) Field) 04-0215563 4/29/1997 160
Vicksburg Formation (Jeffress, NE Field) 04-0215863 5/6/1997 162
Vicksburg Formation (Jeffress, NE. (T, LO-FB,A) Field) 04-0218300 2/10/1998 180
Vicksburg Formation (Kelsey (Vxkbg Consol) Field 04-0286238 2/18/2014 694
Vicksburg Formation (KRB/ZUNI-NC(VXBG) Field 04-0254400 12/18/2007 498
Vicksburg Formation (La Grulla, Deep (11,300 Sand) Field 04-0252662 9/11/2007 477
Vicksburg Formation (La Reforma, N (Vxbg W) Field 04-0261626 5/19/2009 568
Vicksburg Formation (La Reforma, N (VXBG X-1) Field 04-0249407 11/14/2006 449
Vicksburg Formation (LaCopita(Vicksburg Cons) Field 04-0245612 1/10/2006 441
Vicksburg Formation (Lopez Ranch (Consolidated) Field 04-0265502 5/18/2010 631
Vicksburg Formation (Lopez Ranch (Consolidated) Field 04-0278660 11/6/2012 683
Vicksburg Formation (Lopez Ranch (Consolidated) Field) 04-0295955 8/24/2016 714
Page 22 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Vicksburg Formation (Lopez Ranch (Vicksburg 11,400) Fld. Lopez 04-0210365 12/12/1995 104
Vicksburg Formation (Lopez Ranch (Vicksburg Consolidated) Field 04-0264815 4/20/2010 626
Vicksburg Formation (Los Indios (Vicksburg Cons) Field 04-0256122 4/8/2008 526
Vicksburg Formation (Lyda(Vicksburg Lower)Lyda(Rincon W) Fields 04-0260179 12/16/2008 554
Vicksburg Formation (Lyda(Vicksburg Lower)Lyda(Rincon W)Rincon, N. (Vicksburg Cons) 04-0261807 6/18/2009 574
Vicksburg Formation (M.R.S. & T. Sand Intervals McAllen Ranch) 04-0200821 2/8/1993 106
Vicksburg Formation (McAllen Ranch (Guerra) and Santellana, South (Gu 04-0219712 7/28/1998 192
Vicksburg Formation (McAllen Ranch (Vicksburg N) Field Area) 04-0210944 2/6/1996 110
Vicksburg Formation (McAllen Ranch (Vicksburg Y.E.) Field) 04-0218517 2/24/1998 181
Vicksburg Formation (McAllen Ranch E (Vicksburg 15,650)) 04-0200907 2/8/1993 108
Vicksburg Formation (McCook SE (Vicksburg Deep) Field 04-0250679 3/6/2007 461
Vicksburg Formation (McMoran (8960) Field 04-0261632 6/18/2009 572
Vicksburg Formation (McMoran (8960)&McMoran (Vicksburg 9270) Fields 04-0261106 3/31/2009 562
Vicksburg Formation (Monte Christo (56-A,N)) 04-0200353 1/12/1993 107
Vicksburg Formation (Monte Christo (58,59 Cons)) 04-0200352 1/12/1993 109
Vicksburg Formation (Monte Christo (Vksbg Cons) Field 04-0252704 9/11/2007 479
Vicksburg Formation (Monte Christo (VKSBG JJ) Field 04-0250517 3/6/2007 460
Vicksburg Formation (Monte Christo (Vksbg MM) Field) 04-0221623 5/25/1999 203
Vicksburg Formation (Monte Christo (Vksbg-Brown) Field) 04-0221071 3/9/1999 199
Vicksburg Formation (Monte Christo N (Vicksburg T) Field 04-0229372 12/4/2001 254
Vicksburg Formation (Monte Christo S (Heard-Mission)) 04-0200906 2/8/1993 109
Vicksburg Formation (Monte Christo, E (13000) Field 04-0236565 11/13/2003 331
Vicksburg Formation (Monte Cristo (Vksbg. O-15) Field) 04-0220879 1/12/1999 196
Vicksburg Formation (Patitos (Vx Cons) Field 04-0263200 10/22/2009 603
Vicksburg Formation (Patriot Sand Interval Cadre Field) 04-0200308 1/11/1993 108
Vicksburg Formation (Pita, NW (Vicksburg 10,350) Field 04-0229373 12/4/2001 255
Vicksburg Formation (Rincon (Vicksburg Cons.) Field 04-0257749 7/29/2008 539
Vicksburg Formation (Rincon (Vicksburg Consolidated) Field 04-0255418 2/12/2008 506
Vicksburg Formation (Rincon, North (Vicksburg 6700) Field) 04-0221356 4/13/1999 201
Vicksburg Formation (Rucias, N (FB E V-17) Field 04-0260069 1/15/2009 555
Vicksburg Formation (S Sand Interval) 04-0200932 2/22/1993 108
Vicksburg Formation (Samano (1st Rincon) Field 04-0240457 11/23/2004 385
Vicksburg Formation (Samano (Fifth Massive) Field 04-0237596 3/11/2004 366
Vicksburg Formation (Santa Rosa Ranch (Vicksburg 6) Field 04-0265332 5/4/2010 630
Vicksburg Formation (Sun, North (Vicksburg 5960) Field 04-0260534 1/15/2009 557
Vicksburg Formation (Tabasco (Consolidated) Field 04-0261947 6/30/2009 579
Vicksburg Formation (Tabasco (Consolidated) Field 04-0261949 6/30/2009 580
Vicksburg Formation (Tabasco (Consolidated) Field 04-0266315 7/19/2010 636
Vicksburg Formation (Texan Gardens (7400) Field 04-0262925 10/22/2009 600
Vicksburg Formation (Texan Gardens (K Sand) Field) 04-0208067 4/11/1995 105
Vicksburg Formation (Texan Gardens (L Sand)) 04-96,654 11/18/1991 104
Vicksburg Formation (Texan Gardens (O, South)Texan Gardens (O Sand) Fields 04-0262927 10/22/2009 601
Vicksburg Formation (Texan Gardens (R, FB-4) Field) 04-0200931 2/8/1993 107
Vicksburg Formation (Texan Gardens (R, FB-4) Field) 04-0262926 10/22/2009 600
Vicksburg Formation (Texan Gardens, N. (Vicks S) Field, Texan Gardens 04-0221400 4/27/1999 202
Vicksburg Formation (Texan Gardens, N. (Vksbg. T) Field) 04-0220674 1/12/1999 197
Vicksburg Formation (Texas Gardens, North (Vicksburg T) Field) 04-0217097 9/16/1997 169
Vicksburg Formation (Various Rincon fields) 04-0237386 1/23/2004 355
Vicksburg Formation (Vicksburg E Sand Interval El Coyote, Lips Ra 04-0211266 2/27/1996 110
Vicksburg Formation (Vicksburg F Sand Interval El Coyote, Lips Ra 04-0211265 2/27/1996 110
Vicksburg Formation (Vicksburg KK and 15300 Sand Interval Mon 04-0200744 5/3/1993 110
Vicksburg Formation (West Flowella Field Area) 04-0220976 1/26/1999 198
Vicksburg Formation AA Sand Interval (Los Indios (L. Vicksburg AA) 04-0213494 12/3/1996 154
Vicksburg Formation Alvarado (Vicksburg) Field 04-0235678 8/19/2003 323
Page 23 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Vicksburg Formation in Portions of Penitas and Tabasco Fields 04-78,316 11/1/1982 103
Vicksburg Formation in the Portilla Field Area 04-78,276 11/1/1982 103
Vicksburg Formation La Reforma Deep Field 04-0240629 11/23/2004 388
Vicksburg Formation Sands (McAllen Ranch Area; J-Y Sands) 04-97,110 12/16/1991 111
Vicksburg Formation((Tom East (13800) field 04-0230346 6/4/2002 268
Vicksburg Formation(Alianna Mag(Lower VX) Field 04-0228593 8/21/2001 244
Vicksburg Formation(Alvarado(Vicksburg) Field 04-0241311 1/25/2005 393
Vicksburg Formation(Ann Mag, East (Blainey) Field 04-0228518 6/21/2001 243
Vicksburg Formation(Ann Mag, SW (10,550) Field 04-0227853 5/8/2001 236
Vicksburg Formation(Ann Mag, SW (Lower VX) Field 04-0228424 6/21/2001 242
Vicksburg Formation(Ann Mag, SW (Vicksburg Deline SD) Field 04-0228175 6/5/2001 240
Vicksburg Formation(Ann Mag, W. (Middle Vicksburg) Field 04-0232730 11/13/2002 285
Vicksburg Formation(Arrowhead Ranch (VICKS 13200) Field 04-0245952 2/28/2006 428
Vicksburg Formation(Arrowhead Ranch (VKS 12300) Field 04-0244900 11/29/2005 420
Vicksburg Formation(Borosa, S. (Vicksburg 8850) Field 04-0235506 7/22/2003 318
Vicksburg Formation(Doxology (Vicksburg Kotara) Field 04-0235537 7/22/2003 318
Vicksburg Formation(El Ebanito(Lower T-8)&El Ebanito (Vicksburg 11)F 04-0235040 6/10/2003 311
Vicksburg Formation(Evelyn East (14,700) Field 04-0233619 2/11/2003 300
Vicksburg Formation(Hinde, West (Marker III SD) Field 04-0238629 5/11/2004 371
Vicksburg Formation(Hinde, West (Vicksburg 18) Field 04-0233196 12/20/2002 294
Vicksburg Formation(Home Run (Vicksburg Cons) Field 04-0241555 2/8/2005 394
Vicksburg Formation(Home Run, South (Vicksburg) Field 04-0246937 4/11/2006 434
Vicksburg Formation(Javelina (Vicksburg Cons.) Field 04-0231939 8/20/2002 277
Vicksburg Formation(Jeffress(Vicksburg T) Field 04-0237304 2/24/2004 362
Vicksburg Formation(Jeffress(Vicksburg T)Jeffress, NE(Vicksburg T)Jeffr 04-0230399 6/4/2002 269
Vicksburg Formation(Kelsey(Vxkbg Consol.) Field 04-0226600 12/5/2000 228
Vicksburg Formation(KRB/ZUNI-NC (Vxbg) Field 04-0233076 12/3/2002 293
Vicksburg Formation(La Copita(Vicksburg Cons.) Field 04-0238413 5/11/2004 372
Vicksburg Formation(La Copita(Vicksburg S) Field 04-0240347 10/22/2004 383
Vicksburg Formation(La Gloria(Lohman) Field 04-0246025 2/28/2006 428
Vicksburg Formation(La Reforma (Vicksburg 11-13) Field 04-0231881 8/20/2002 278
Vicksburg Formation(May, W. (11600 Cons.) Field 04-0235257 6/24/2003 313
Vicksburg Formation(McAllen Ranch (Vicksburg W-Y) Field 04-0249569 12/5/2006 452
Vicksburg Formation(McAllen Ranch (Vksbg L-V, N Cons) Field 04-0232786 11/13/2002 286
Vicksburg Formation(Melinda's Aston Mag(Lower Vx) Field 04-0227852 5/8/2001 237
Vicksburg Formation(Pita, NW (Vicksburg 10350) field 04-0230947 6/4/2002 270
Vicksburg Formation(Rincon(Vicksburg 6700) Field 04-0223264 12/21/1999 212
Vicksburg Formation(Rincon(Vicksburg 7000) Field 04-0223263 12/21/1999 213
Vicksburg Formation(Rucias, N (FB E V-17) Field 04-0241987 3/22/2005 397
Vicksburg Formation(Rucias, N (FB E) Field 04-0241986 3/22/2005 397
Vicksburg Formation(Rucias, N (FB E) Field 04-0246195 2/28/2006 427
Vicksburg Formation(Rucias, N (V-15) Field 04-0241988 3/22/2005 398
Vicksburg Formation(Shield (Lower Vicksburg) Field 04-0249855 12/19/2006 453
Vicksburg Formation(Texan Gardens, W. (9000 SD) Field 04-0239826 8/24/2004 378
Vicksburg Formation(Tom East (14900) Field 04-0232420 9/20/2002 283
Vicksburg Formation(Triple Crowne(Vicksburg) Field 04-0233046 12/3/2002 291
Vicksburg Formation(Viboras(Top VXBG, H-910)Viboras 04-0223141 11/16/1999 206
Vicksburg Formation, D Sand Interval (El Coyote, Lips Ranch and L 04-0212327 6/4/1996 109
Vicksburg Formation, W Sand (La Copita (Vicksburg, W Sand) Field) 04-0218636 3/17/1998 183
Vicksburg Formation, XY Sand (La Copita (Vicksburg Cons.) Field) 04-0220581 12/3/1998 199
Vicksburg K-3 Formation 04-98,109 8/24/1992 111
Vicksburg L Formation (Monte Christo, N (Vicksburg L) field 04-0231384 6/25/2002 273
Vicksburg Lo T Formation(Jeffress, N(Vksbg, Lo) Field 04-0236682 11/13/2003 331
Vicksburg Lower Sand Formation (Jeffress Field) 04-0211056 2/6/1996 112
Page 24 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Vicksburg Lower Sand Formation (Jeffress, NE. (Vicksburg Lo.) Field) 04-0220238 10/13/1998 192
Vicksburg Middle Formation 6600' Sand 06-96,640 11/4/1991 112
Vicksburg O Formation (Monte Christo, N (Vicksburg O) field 04-0231378 6/25/2002 272
Vicksburg O,T,W,X Formations(Flores(Vicksburg Lower),Flores W (Vksbrg Geopressure)Samano (Fourth Massive)04-0277858 6/13/2013 688
Vicksburg O/P Formation(Jeffress(Vicksburg O/P) Field 04-0234493 6/10/2003 307
Vicksburg P Formation(Jeffress (Vicksburg P) Field 04-0232434 10/8/2002 283
Vicksburg P Formation(Jeffress E(Vicksburg O&P) Field 04-0228225 6/5/2001 239
Vicksburg Q Formation (Jeffress (Vicksburg Q) Field 04-0232491 10/8/2002 284
Vicksburg Q Formation (Monte Christo, N (Vicksburg Q) field 04-0231281 6/25/2002 272
Vicksburg QE 1 Formation(Loco Sueno (Vicksburg QE 1) Field 04-0233355 1/21/2003 298
Vicksburg R and T Formations (Tabasco(Consolidated) Field 04-0283875 9/10/2013 692
Vicksburg R-FB-4 Formation(Texan Gardens(Vicksburg R-FB-4)Field 04-0223412 1/11/2000 214
Vicksburg Rosado Formation(Los Indios(Vicksburg Rosado) Field 04-0233011 12/3/2002 293
Vicksburg S & T Formation(MonteChristo,N(Vicksburg S)&Vicksburg T 04-0239841 9/7/2004 379
Vicksburg S and V Formation (La Copita and La Copita East Fields) 04-0212361 6/11/1996 113
Vicksburg S Formation (Monte Christo, N. (Vicksburg S) Field 04-0228551 10/2/2001 246
Vicksburg S Formation(Jeffress (Vicksburg S), Jeffress, E. (Vicksburg S) 04-0232954 11/21/2002 289
Vicksburg S&UV Sands(McAllen Ranch(Vksbg,P-V,S Cons)Vksb S,E) 04-0239916 9/21/2004 381
Vicksburg Second Massive Formation 04-98,108 8/24/1992 113
Vicksburg T and U Formations (Flores(Vicksburg Lower) Field 04-0281882 5/7/2013 688
Vicksburg T Formation ( Jeffress (Vicksburg T) Field 04-0236896 11/25/2003 337
Vicksburg T Formation (Jeffress, E. (Vksbg. T) & Jeffress, SE (Vksb 04-0210954 1/30/1996 113
Vicksburg U and V Formation(Flores(Vksbg, Lower), Flores W(Vksbrg 04-0228835 10/2/2001 245
Vicksburg U Formation(Jeffress(Vicksburg U) Field 04-0222232 12/7/1999 207
Vicksburg U Formation(Jeffress(Vicksburg U) Field 04-0226973 5/8/2001 238
Vicksburg U Formation(Jeffress(Vicksburg U)(Jeffress, W.(Vicksburg U 04-0222489 12/21/1999 212
Vicksburg U Sand Formation 04-0212682 9/10/1996 147
Vicksburg U/V and Y Formations(McAllen Ranch(Vicksburg Y.E.)Field 04-0229628 2/21/2002 261
Vicksburg U-V 20-75,144 10/6/1980 114
Vicksburg V Formation (La Copita (Vicksburg Cons) Field 04-0249856 12/19/2006 455
Vicksburg V Formation(Jeffress (Vicksburg V) Field 04-0227427 5/8/2001 237
Vicksburg V Formation(Jeffress(Vicksburg V) Field 04-0222669 12/7/1999 208
Vicksburg V Formation(Jeffress(Vicksburg V)and Jeffress, W. (Vicksburg 04-0222381 12/21/1999 211
Vicksburg V Formation(Rucias, N.(FB B)Rucias, N.(FB B V-17)Rucias 04-0235010 6/10/2003 307
Vicksburg V Sand Formation (Javalina (Vicksburg Cons.) Field) 04-0212683 9/16/1997 170
Vicksburg W Formation(Jeffress (Vicksburg W)(Jeffress W.(Vicksburg W 04-0222265 12/7/1999 210
Vicksburg Y 20-75,144 10/6/1980 114
Vicksburg Z Sand Formation (La Copita (Vicksburg Z) Field) 04-0213686 9/16/1997 170
Vicksburg, Deep 04-76,658 8/17/1981 102
Vicksburg, Lower (El Benadito, S.) 04-76,660 8/10/1981 111
Vicsburg Formation (McAllen Ranch (Vksbg L-V, N Cons) Field 04-0229174 10/2/2001 245
Wilcox "J" Formation (Slick, S. (Wilcox "J") Field) 02-0303571 4/4/2017 734Wilcox "W" Series Sands (Provident City(Wilcox 10800)Provident City(Wilcox
11500)Provident City(Wilcox 12000)Provident(Wilcox 13000) 02-0254335 12/4/2007 490
Wilcox (East Area) Formation (Vickers (Wilcox Middle) Field 03-0253973 11/6/2007 185
Wilcox (Sand 5) (West Rhode Ranch (Sand 5) Southwest Rhode R 01-96,094 8/20/1991 114
Wilcox (South Kaspar (Kaspar) Field) 02-97,863 9/14/1992 138
Wilcox (West Area) Formation (Vickers (Wilcox Middle) Field 03-0253974 11/6/2007 487
Wilcox 10,100 (Roma, W. Field) 04-76,606 8/3/1981 115
Wilcox 10,250 Formation(Rosita(10250) Field 04-0228361 6/21/2001 241
Wilcox 10,400' (South Campana Field) 01-78,962 1/17/1983 115
Wilcox 10,400' (South Campana Field) 04-78,962 1/17/1983 115
Wilcox 10400 Formation (Shepherd (Wx Cons) Field 03-0268845 1/13/2011 661
Wilcox 11,800 Formation(Aviators, South (11,800) Field 04-0233328 1/7/2003 296
Wilcox 11000 Formation(Orange Hill, S.(Wilcox 11000) Field 03-0231814 9/12/2002 280
Page 25 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox 11050 Formation (Urbana (Wilcox Consolidated) Field 03-0282480 12/18/2013 693
Wilcox 12,700 FT Formation(Jones Creek (Deep Wilcox) Field 03-0233264 1/7/2003 297
Wilcox 12,900 Formation 04-0205480 9/26/1994 134
Wilcox 12700 Sand(Coquat (12700) Field 02-0250308 2/23/2007 458
Wilcox 6 Sand and Wilcox 7 Sand(Martinez(Hinnant 3rd) field 04-0230876 6/4/2002 268
Wilcox 8th Hinnant Sand Formation(Thompsonville, NE (12500),Thomps 04-0231491 6/25/2002 274
Wilcox 8th Hinnant Sand Formation(Thompsonville, NE (13600) Field 04-0231530 6/25/2002 275
Wilcox 9300 Sand Formation (East 76-Wilcox 9300) 04-98,434 10/19/1992 116
Wilcox A1,A3,B1,B2,B3,C1,C2 Formations(Lopeno,NE(Wilcox Lower)L 04-0235959 9/9/2003 326
Wilcox AA Formation(Sheridan, S.E. (Lower Wilcox AA) Field 03-0233265 1/7/2003 297
Wilcox Basal House (Wilcox Sand 4, Wilcox Sand 5) 04-97,801 6/29/1992 117
Wilcox Basal House Formation (Lundell Wilcox Basal House Field) 04-0200621 2/8/1993 116
Wilcox Carrizo Formation (Tiffany (Wilcox Carrizo) Field 04-0243829 9/7/2005 413
Wilcox Carrizo Formation (Tiffany (Wilcox Carrizo) Field 04-0263202 10/22/2009 603
Wilcox ConsolidatedFormation(Roleta(Wilcox Consolidated) Field 04-0225615 9/25/2000 253
Wilcox ConsolidatedFormation(Roleta(Wilcox Consolidated) Field 04-0250982 3/29/2007 463
Wilcox Deep Formation (Jazz (Wilcox Deep) Field 03-0274433 10/2/2012 682
Wilcox F-5 Sand Formation 02-0200351 4/5/1993 117
Wilcox Fifth Hinnant Formation(Thompsonville, NE (10640) Field 04-0243618 8/2/2005 411
Wilcox Fifth Hinnant Formation(Thompsonville, NE (12500) Field 04-0242924 6/21/2005 405
Wilcox First Hinnant 04-79,025 1/17/1983 118
Wilcox First Hinnant Formation (Alworth N (Wilcox 1st Hinnant)) 04-0200156 1/11/1993 117
Wilcox Formation 04-0213684 10/28/1996 151
Wilcox Formation 04-0213926 12/3/1996 152
Wilcox Formation "S" Sand Interval (Fandango Field) 04-0215385 6/3/1997 165
Wilcox Formation (1st Hinnant Sand (Alworth Field)) 04-0203279 6/27/1994 130
Wilcox Formation (Alworth (FB-A, Hinnant 1st) Field) 04-0208519 5/16/1995 128
Wilcox Formation (Alworth (Wilcox, Hinnant 1st) Field) 04-0213712 10/28/1996 150
Wilcox Formation (Austin (Wilcox 12,300) Field 02-0261814 6/18/2009 576
Wilcox Formation (Bego (Wilcox 2nd Nita) Field) 02-0220090 9/22/1998 191
Wilcox Formation (Birdie(Wilcox 11750)Caliente(12350) Fields 02-0237186 1/6/2004 344
Wilcox Formation (Bob West (L1-4) Field) 04-0212384 6/11/1996 121
Wilcox Formation (Bob West (L-14-15)) 04-0210111 1/30/1996 131
Wilcox Formation (Bob West (L-18, 20, 21, 22) Field) 04-0217987 1/6/1998 178
Wilcox Formation (Bob West (L-27, 28, 29) Field) 04-0218961 4/28/1998 185
Wilcox Formation (Bob West (L-27,28,29) Field) 04-0218485 3/31/1998 185
Wilcox Formation (Bob West (L-30, 31, 32, 33) Field) 04-0219120 5/5/1998 186
Wilcox Formation (Bob West (L-34-47)) 04-0210039 11/21/1995 130
Wilcox Formation (Bob West (L-5-10) Field) 04-0216348 7/22/1997 167
Wilcox Formation (Bob West (L-7) and Bob West Wildcat (L-9) Field) 04-0218546 3/17/1998 184
Wilcox Formation (Bob West Field L-12 and L-13 Sand Intervals) 04-0211053 2/13/1996 126
Wilcox Formation (Bob West Field L-14 & L-15 Sand Intervals) 04-0211145 2/13/1996 133
Wilcox Formation (Bob West Field L-18, L-20, L-21, and L-22 Sand 04-0211051 2/6/1996 126
Wilcox Formation (Bob West Field L-24, L-25, and L-26 Sand Intervals 04-0211143 2/13/1996 134
Wilcox Formation (Bob West Field L-27, L-28 and L-29 Sand Intervals 04-0211144 2/13/1996 133
Wilcox Formation (Bob West Field L-5 & 7 Sand Intervals Bob West 04-0211154 2/13/1996 531
Wilcox Formation (Bob West Field) 04-0201994 11/1/1993 131
Wilcox Formation (Bob West L-24, 25, 26) Field) 04-0219724 7/28/1998 192
Wilcox Formation (Bob West, North (L-1, L-2, L-3) Field) 04-0219877 8/11/1998 190
Wilcox Formation (Bob West, North L-1,L-2,L-3 L-1-5 formations) field 04-0226662 3/20/2001 234
Wilcox Formation (Bob West, S. (13-20) Field 04-0229605 12/4/2001 254
Wilcox Formation (Bob West, S. (l 21-25) Field 04-0228942 10/2/2001 247
Wilcox Formation (Bob West, S. (L 7-12) Field 04-0229606 12/4/2001 253
Wilcox Formation (Bonus, South (Wilcox, Lower)Bonus (Wilcox, Lower 12550) Fields 03-0261946 6/30/2009 579
Page 26 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation (Buna, West (Wilcox) Field 03-0253418 10/9/2007 484
Wilcox Formation (Caesar, South (9600) Field 02-0243531 7/22/2005 409
Wilcox Formation (Caesar, South (9600) Field 02-0252827 9/11/2007 480
Wilcox Formation (Caesar, South (9600) Field 02-0267159 9/21/2010 645
Wilcox Formation (Caesar, South (9600)(Cosden, West (9500) Fields 02-0267492 10/12/2010 650
Wilcox Formation (Cannan Sd 9720) Field 09-0259070 11/12/2008 549
Wilcox Formation (Cannan, South (10100 Wilcox) Field 02-0259072 10/7/2008 547
Wilcox Formation (Causey (11,100) Field 02-0263342 11/3/2009 605
Wilcox Formation (Causey (11,100) Field 02-0269076 2/8/2011 662
Wilcox Formation (Charco (9900) & Jennings Ranch(Lobo Cons) Field 04-0250519 3/6/2007 461
Wilcox Formation (Coconut(Anomalina 3)Coconut(Anomalina 4) Fields 03-0267723 11/2/2010 655
Wilcox Formation (Cold Springs (Wilcox, Cons) Field 03-0237358 2/10/2004 357
Wilcox Formation (Cold Springs (Wilcox, Cons) Field 03-0266109 6/22/2010 634
Wilcox Formation (Cold Springs (Wilcox, Cons) Field 03-0267158 9/14/2010 643
Wilcox Formation (Conroe, S.( Wilcox 10,000) Field 03-0230052 12/20/2001 252
Wilcox Formation (Cook (White, Lower) Field 02-0273195 1/10/2012 673
Wilcox Formation (Coquat (Meider A Deep) Field 02-0250981 3/29/2007 463
Wilcox Formation (Coquat (Slick) Field 02-0255248 2/12/2008 505
Wilcox Formation (Cosden (Z-12) Field 02-0261816 6/18/2009 576
Wilcox Formation (Cosden, West (9500) Field 02-0253247 10/9/2007 483
Wilcox Formation (Cosden, West (9500) Field 02-0258479 9/9/2008 543
Wilcox Formation (Cottonmouth (Wilcox) Field 03-0244701 11/1/2005 418
Wilcox Formation (Cuba Libre (Wilcox 13,300) Field) 04-0212858 8/6/1996 118
Wilcox Formation (Cuba Libre (Wilcox Cons) Field 04-0252111 8/14/2007 473
Wilcox Formation (Cuba Libre (Wilcox Cons) Field 04-0265947 6/9/2010 633
Wilcox Formation (Cumpleanos (Wilcox 12000) and 5 Wildcat Field Inte 04-0216295 7/22/1997 166
Wilcox Formation (Cypress Eagle (Wilcox) Field 03-0256641 5/29/2008 529
Wilcox Formation (Cypress Eagle (Wilcox) Field 03-0262670 9/29/2009 594
Wilcox Formation (Cypress, Deep (Wilcox) and Langham Creek (Upper 03-0217506 10/21/1997 174
Wilcox Formation (Cypress, Deep (Wilcox) Field) 03-0221232 3/23/1999 200
Wilcox Formation (Destino (WX. Ronnie Sd) Field 04-0236236 9/22/2003 326
Wilcox Formation (Destino (WX. Ronnie Sd) Field 04-0266314 7/19/2010 635
Wilcox Formation (Dodier (Wilcox B) Field 04-0235958 9/9/2003 325
Wilcox Formation (Dry Hollow(Wilcox Massive) Field 02-0278661 3/26/2013 687
Wilcox Formation (Dynamic (Wilcox 15150) Field 03-0248277 8/22/2006 444
Wilcox Formation (East 76 (Wilcox 8900') Field) 04-0200895 6/14/1993 124
Wilcox Formation (East Seven Sisters (House G) Field) 04-0211712 4/2/1996 133
Wilcox Formation (Easter (15120) Field 03-0243745 9/7/2005 412
Wilcox Formation (Edrington Sand) 01-97,020 12/16/1991 122
Wilcox Formation (El Grullo (Wilcox 11,000) Field 04-0255417 3/11/2008 507
Wilcox Formation (Ellie C (Consolidated) Field (NPT2/2/2005) 04-0244569 11/1/2005 419
Wilcox Formation (En Seguido (Wilcox) Field 04-0237027 12/9/2003 340
Wilcox Formation (Falcon Lake, E (Wilcox Cons) Field 04-0254575 12/18/2007 495
Wilcox Formation (Falcon Lake, E (Wilcox Cons)Falcon Lake, E (Wilcox 12,300) Field 04-0258721 9/23/2008 546
Wilcox Formation (Falcon Lake, E. (Wilcox Cons) Field 04-0249567 12/19/2006 453
Wilcox Formation (Falcon Lake, E. (Wilcox W-17) Field 04-0254573 12/18/2007 495
Wilcox Formation (Falcon Lake, E. (Wilcox) Field 04-0244607 10/25/2005 417
Wilcox Formation (Falcon Lake, E. Field 04-0262072 8/18/2009 590
Wilcox Formation (Fandango (Wilcox Consolidated) Field 04-0260916 2/26/2009 561
Wilcox Formation (Fant (Wilcox 10000) Field 02-0255416 2/12/2008 505
Wilcox Formation (Fifteen Mile Creek(Wilcox) Field 02-0237620 3/11/2004 366
Wilcox Formation (Flory D. (Wilcox) Field 04-0230096 1/24/2002 260
Wilcox Formation (Friar Ranch S (Consolidated) Field 02-0245799 2/7/2006 538
Wilcox Formation (Fulshear, S. (Wilcox H Stray) Field 03-0257575 7/15/2008 447
Page 27 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation (Fulshear, S. (Wilcox H) Field 03-0253970 11/6/2007 485
Wilcox Formation (Fulshear, S. (Wilcox H) Field 03-0257574 7/29/2008 537
Wilcox Formation (Garden (Middle Wilcox) Field 02-0252200 8/14/2007 475
Wilcox Formation (Gata (Wilcox 12500) field 02-0231413 6/25/2002 274
Wilcox Formation (Gata (Wilcox 12500) field 02-0230384 3/5/2002 262
Wilcox Formation (George West, West (10430) Field 02-0237374 2/10/2004 359
Wilcox Formation (Glasscock (Wilcox 10,630) Field) 03-0206574 10/10/1994 129
Wilcox Formation (Glasscock (Wilcox 8900) Field) 03-0206797 12/12/1994 129
Wilcox Formation (Goebel (9600) Field 02-0261945 6/30/2009 579
Wilcox Formation (Government Wells, N. (11500) Field 04-0229511 12/4/2001 253
Wilcox Formation (Graceland(Wilcox-Priscilla) Field 03-0237351 2/24/2004 361
Wilcox Formation (Gun Point(Wilcox Middle 11000)Gun Point S (Wilcox Lower) Field02-0261438 4/28/2009 565
Wilcox Formation (Haynes (Hinnant Cons) Field 04-0257300 7/15/2008 537
Wilcox Formation (Haynes (Middle Wilcox Cons) Field 04-0252430 7/17/2007 469
Wilcox Formation (Haynes (Middle Wilcox Cons) Field 04-0254642 2/12/2008 503
Wilcox Formation (Heintschel (Wilcox 11,080) Field 03-0272995 2/28/2012 673
Wilcox Formation (Helen Gohlke (Wilcox, Lo B) Field 02-0257960 7/29/2008 539
Wilcox Formation (Helen Gohlke (Wilcox, Lo) Field 02-0261950 6/30/2009 580
Wilcox Formation (Helen Gohlke, SW (Wilcox Cons) Field 02-0283439 8/6/2013 692
Wilcox Formation (Holzmark, E (10300) Field 02-0255246 2/12/2008 505
Wilcox Formation (Holzmark, E (10300) Field 02-0271560 7/26/2011 667
Wilcox Formation (Hope (14,000) Field 02-0244317 9/27/2005 415
Wilcox Formation (Hordes Creek (Judy Sand) Field 02-0262249 7/21/2009 586
Wilcox Formation (Hordes Creek(Judy Sand)Wayno Bueno (Wilcox Massive) Fields 02-0257577 7/29/2008 539
Wilcox Formation (Hostetter (FB-D) Field) 01-0200898 2/8/1993 123
Wilcox Formation (Hostetter (Wilcox 11,000) Field 01-0229079 10/2/2001 246
Wilcox Formation (Hostetter (Wilcox 11900) Field) 01-0201166 8/23/1993 130
Wilcox Formation (Hostetter (Wilcox 9,900) Field) 01-0214993 3/4/1997 156
Wilcox Formation (Hostetter (Wilcox 9400) Field 01-0229048 10/2/2001 246
Wilcox Formation (Hostetter(Wilcox 11100) Field 01-0247203 5/16/2006 436
Wilcox Formation (Hound Dog (Mid Wilcox 12000) Field 02-0249992 1/10/2007 457
Wilcox Formation (Hound Dog (Mid Wilcox 12000) Field 02-0264997 4/20/2010 626
Wilcox Formation (Hundido(9300) Field 04-0243052 6/21/2005 404
Wilcox Formation (J J & J (Wilcox 9000) Field 04-0259069 11/12/2008 548
Wilcox Formation (Jazz (Wilcox Deep) Field 03-0274432 4/10/2012 677
Wilcox Formation (Jazz (Wilcox Deep) Field (NPT:4/28/09) 03-0254570 12/18/2007 492
Wilcox Formation (Jennie Bell (Wilcox 11500) Field 02-0250738 3/6/2007 462
Wilcox Formation (Jennie Bell (Wilcox 11500) Field 02-0254401 12/18/2007 498
Wilcox Formation (Jennie Bell (Wilcox 11500) Field 02-0257299 6/24/2008 534
Wilcox Formation (Katy (Wilcox Consolidated) Field 03-0262260 7/21/2009 588
Wilcox Formation (Katy (Wilcox, Lower Massive) Field 03-0230054 12/20/2001 251
Wilcox Formation (L-16, L-21, L-22 Sands Lopeno Field Area) 04-0210873 1/16/1996 127
Wilcox Formation (L-26, L-27, L-28, L-30, L-31 and L-32) Lopeno Fld 04-0210363 12/12/1995 125
Wilcox Formation (Langham Creek (Wilcox E-1) Field) 03-0220698 12/15/1998 196
Wilcox Formation (Lobo Interval) 04-0209482 9/12/1995 128
Wilcox Formation (Loma Vieja (Wilcox)) 04-97,366 2/24/1992 122
Wilcox Formation (Lopeno (Consolidated) 04-0261757 5/19/2009 572
Wilcox Formation (Lopeno (Consolidated) Field 04-0261808 6/18/2009 575
Wilcox Formation (Lopeno (L-25) Field) 04-0216899 9/26/1997 168
Wilcox Formation (Lopeno (L-5) and Bob West, N. (L-1, L-2, L-3) Fiel 04-0217233 10/21/1997 175
Wilcox Formation (Lopeno (Reklaw B) Field 04-0255655 4/8/2008 524
Wilcox Formation (Lopeno (Reklaw B) Field 04-0263198 10/22/2009 603
Wilcox Formation (Lopeno (Wilcox 8,000) Field) 04-0212073 5/14/1996 131
Wilcox Formation (Lopeno Field Area) 04-0216296 7/22/1997 166
Page 28 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation (Lopeno NE (Wilcox 11000) Field) 04-0211718 4/2/1996 121
Wilcox Formation (Lopeno, NE (8850) & Lopeno, NE (Wilcox Lower) Fields 04-0270234 5/9/2011 665
Wilcox Formation (Lopez, SE (8140) Field 04-0243671 8/2/2005 411
Wilcox Formation (Lopez, SE (Consolidated) Field 04-0258720 9/23/2008 545
Wilcox Formation (Lopez, SE (Consolidated)(Makenzie (Wilcox) Fields 04-0262791 9/29/2009 598
Wilcox Formation (Los Mogotes, N (8150) Field 04-0237388 2/24/2004 361
Wilcox Formation (Lower Hinnant Sand) 04-97,382 4/11/1994 123
Wilcox Formation (Marshall (Middle Wilcox) Field 02-0231880 8/20/2002 279
Wilcox Formation (Marshall (Middle Wilcox) Field 02-0237239 1/6/2004 345
Wilcox Formation (Marshall (Middle Wilcox) Field 02-0250291 2/6/2007 457
Wilcox Formation (Marshall (Middle Wilcox) Field 02-0257957 8/12/2008 541
Wilcox Formation (Marshall (Middle Wilcox) Field 02-0269479 3/22/2011 665
Wilcox Formation (Marshall (Middle Wilcox) Field (NPT4-23-04) 02-0237124 1/6/2004 343
Wilcox Formation (Martinez (5th Hinnant) Field 04-0251235 5/15/2007 464
Wilcox Formation (Meek Sand) 03-97,363 2/10/1992 122
Wilcox Formation (Mescalero (Wilcox J Sand) Field 02-0256885 5/29/2008 531
Wilcox Formation (Meyersville (11160) Field 02-0229834 1/24/2002 259
Wilcox Formation (Mikeska, N (10300) Field 02-0255249 2/12/2008 505
Wilcox Formation (Mineral, West (11000) Field 02-0259074 11/12/2008 550
Wilcox Formation (Mission Valley (10220)(Mission Valley, W(Wilcox 10,600) Fields 02-0262254 8/18/2009 590
Wilcox Formation (Mission Valley, W (Wilcox 10600) Field 02-0252107 7/17/2007 470
Wilcox Formation (Mission Valley, W (Wilcox G) Field 02-0252108 7/17/2007 469
Wilcox Formation (Mission Valley, W. (Wilcox 10600) Field 02-0229556 10/23/2001 247
Wilcox Formation (Mission Valley, W. (Wilcox 10600) Field 02-0229901 1/24/2002 259
Wilcox Formation (Mission Valley, W. (Wilcox G) Field 02-0229791 1/24/2002 259
Wilcox Formation (Missy (Wilcox) Field 04-0276102 6/12/2012 679
Wilcox Formation (Morales, E (Wilcox) Field 02-0229577 11/6/2001 250
Wilcox Formation (Neighborhood (Lower Wilcox) Field 02-0256994 5/29/2008 533
Wilcox Formation (Nelsonville (Wilcox 10,400) Field 03-0236718 11/13/2003 330
Wilcox Formation (Normanna (Lwr 1st Reagan) Field) 02-0200307 1/12/1993 127
Wilcox Formation (Oakville(Wilcox Cons) Field 02-0265722 6/22/2010 633
Wilcox Formation (Old Buzzard (Wilcox) Field 02-0264661 3/9/2010 622
Wilcox Formation (Old Buzzard (Wilcox) Goliad, West (Wilcox) Goliad 02-0211371 2/27/1996 134
Wilcox Formation (Old Waverly (Wilcox 11,500) Field 03-0258028 7/29/2008 540
Wilcox Formation (Old Waverly(Wilcox "D")Old Waverly(Wilcox "E") Fields 03-0258027 7/29/2008 540
Wilcox Formation (Pancho (Wilcox) Field 04-0265331 5/18/2010 631
Wilcox Formation (Provident City (Wilcox 13,800) Field 02-0251237 5/30/2007 465
Wilcox Formation (Provident City (Wilcox 14800 Sd) Field 02-0242759 5/24/2005 402
Wilcox Formation (Provident City(Wilcox 11,900) Field 02-0251653 6/26/2007 468
Wilcox Formation (Provident City, NE (Lwr Wx Cons) Field 03-0252699 9/11/2007 481
Wilcox Formation (Provident City, NE (Lwr Wx Cons) Field 03-0252700 9/11/2007 482
Wilcox Formation (R Sand Interval Rosita NW (Wilcox R-S-U Consol) 04-0211345 2/27/1996 135
Wilcox Formation (Rancho Solo (Wilcox F-1) Field 04-0236782 11/13/2003 334
Wilcox Formation (Rea Gol (13800 SD ) Field 02-0244016 9/7/2005 412
Wilcox Formation (Reagan D Sand) 04-0200885 3/29/1993 124
Wilcox Formation (Rhode Ranch W (House 9100) Field 01-0233438 1/21/2003 301
Wilcox Formation (Roleta (7483) Field) 04-0213994 11/26/1996 563
Wilcox Formation (Roleta (7483) Field) 04-0215787 5/13/1997 164
Wilcox Formation (Roleta (7483) Field) 04-0237333 2/24/2004 164
Wilcox Formation (Roleta (7483) Field) 04-0252828 9/11/2007 478
Wilcox Formation (Roleta (7483) Field) 04-0253684 11/6/2007 489
Wilcox Formation (Roleta (7483) Field) 04-0262507 9/1/2009 591
Wilcox Formation (Roleta (Wilcox Consolidated) 04-0213995 12/17/1996 153
Wilcox Formation (Roleta (Wilcox Consolidated) (Roleta(7483) Fields 04-0253129 9/11/2007 477
Page 29 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0237334 2/24/2004 360
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0237335 2/24/2004 360
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0237336 2/24/2004 359
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0240420 11/23/2004 387
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0252109 8/14/2007 473
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0253126 9/11/2007 480
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0258587 9/9/2008 544
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0258588 9/9/2008 544
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0259071 11/12/2008 549
Wilcox Formation (Roleta (Wilcox Consolidated) Field 04-0268425 1/13/2011 660
Wilcox Formation (Roleta(7483)Roleta(Wilcox Consolidated) Field 04-0256083 4/8/2008 526
Wilcox Formation (Roleta(7483)Roleta(Wilcox Consolidated) Field 04-0262667 9/29/2009 593
Wilcox Formation (Roma W (Wilcox 10,100) Field) 04-0205481 9/26/1994 129
Wilcox Formation (Roma, East (5650) Field 04-0259937 12/16/2008 552
Wilcox Formation (Rosita, NW (Wilcox Cons) Field 04-0271559 7/26/2011 667
Wilcox Formation (Rosita, NW (Wilcox Cons) Fields 04-0267953 11/30/2010 657
Wilcox Formation (Rosita, NW (Wilcox Cons)(Hoffman (Wilcox) Fields 04-0252434 8/14/2007 474
Wilcox Formation (Rosita, NW (Wilcox Cons.) Field 04-0269077 2/22/2011 662
Wilcox Formation (Rudman (Canaan Sd 9720) Field 02-0251202 6/26/2007 467
Wilcox Formation (S Sand Interval Rosita NW (Wilcox R-S-U Consol) 04-0211346 2/27/1996 135
Wilcox Formation (Sandy (Wilcox, Lower) Field 03-0251417 8/14/2007 475
Wilcox Formation (Schwarz (12400) Field (NPT: 11/24/09) 04-0263056 10/22/2009 602
Wilcox Formation (Schwarz (8700) Field 04-0261813 6/18/2009 575
Wilcox Formation (Sealy (Wilcox L) Field 03-0250680 3/29/2007 462
Wilcox Formation (Sealy(Wilcox 10,800) Field 03-0244455 10/4/2005 416
Wilcox Formation (Sealy(Wilcox 10700) Field 03-0251205 7/17/2007 469
Wilcox Formation (Seven Sisters S (Wilcox Lo) Field 04-0269315 3/22/2011 663
Wilcox Formation (Slessinger (Middle Wilcox) Field 03-0244511 10/25/2005 417
Wilcox Formation (South Porters Creek (Wilcox) Field 03-0248658 10/10/2006 448
Wilcox Formation (Speaks (12,700 Wilcox) Field 02-0236980 11/25/2003 338
Wilcox Formation (Speaks, SW (Roeder) Field 02-0229427 10/23/2001 248
Wilcox Formation (Strauch-Wilcox (9600) Field (NPT 1/12/10) 02-0263549 11/24/2009 607
Wilcox Formation (T2 Sand Interval W. Fandango Field) 04-0210884 1/30/1996 127
Wilcox Formation (Taguache Creek (Wilcox 10800) Field 04-0250678 3/6/2007 461
Wilcox Formation (Thompsonville, NE (13700) Thompsonville, NE (13 04-0211711 4/2/1996 132
Wilcox Formation (Tiffany (Wilcox Carrizo) Field 04-0235613 8/5/2003 322
Wilcox Formation (Tigre Grande (12000) Field 04-0245823 2/7/2006 425
Wilcox Formation (Tigre Grande (12000) Field 04-0253406 10/9/2007 484
Wilcox Formation (Tom East (13,800) Field 04-0236585 11/13/2003 334
Wilcox Formation (Tom Long (Lower Wilcox) Field 02-0253965 11/6/2007 484
Wilcox Formation (Tuleta, W (12910) Field 02-0274901 3/20/2012 675
Wilcox Formation (Tuleta-Wilcox, S. (Massive 2nd) Field 02-0263051 10/22/2009 602
Wilcox Formation (U Sand Interval Rosita NW (Wilcox R-S-U Consol) 04-0211347 2/27/1996 135
Wilcox Formation (Uno Mas Tiempo (Sylvia Sand) Field 04-0243216 7/11/2005 406
Wilcox Formation (Upper Asche Sands) 04-0200886 3/1/1993 125
Wilcox Formation (Upper Wilcox A & B Sands Cross Creek Field) 03-0210367 12/12/1995 128
Wilcox Formation (Urbana (Wilcox Consolidated) Field 03-0237662 3/23/2004 368
Wilcox Formation (Urbana (Wilcox Consolidated) Field 03-0261818 6/18/2009 577
Wilcox Formation (Vickers (Wilcox Middle) Field 03-0236753 11/13/2003 335
Wilcox Formation (Village Mills Deep(Wilcox) Field 03-0235556 7/22/2003 317
Wilcox Formation (Village Mills Deep(WX Cons) Field 03-0254572 12/18/2007 496
Wilcox Formation (Villarreal (Wilcox Cons) Field 04-0248262 8/22/2006 444
Wilcox Formation (Vuelta Del Rio (C-2) Field) 04-0215797 5/13/1997 164
Wilcox Formation (Wamsley (10300) Field 02-0269478 3/22/2011 665
Page 30 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation (Wamsley (Vaughn) Field 02-0267725 11/2/2010 656
Wilcox Formation (Wamsley, S (Lower Migura) Field 02-0267726 11/2/2010 656
Wilcox Formation (Warmsley, S (10550) Field 02-0271961 11/8/2011 671
Wilcox Formation (Weesatche, NE (Holt FB A) Field 02-0244571 11/1/2005 418
Wilcox Formation (Weesatche, South (Wilcox) Field) 02-0211177 2/13/1996 129
Wilcox Formation (West Tiger (Wilcox Consolidated) Field 04-0263362 11/24/2009 606
Wilcox Formation (West Tiger (Wilcox Consolidated) Field NPT:10/22/09 04-0262064 7/14/2009 583
Wilcox Formation (West Tiger (Wilcox Consolidated) Field NPT:3/11/08 04-0254677 12/18/2007 499
Wilcox Formation (Wilcox 12,300 Sand Interval Falcon Lake, E Field 04-0200893 9/20/1993 124
Wilcox Formation (Wilcox Sands L-27 and L-28 Bob West Field) 04-0200934 2/22/1993 125
Wilcox Formation (Wilcox Upper Hinnant Sand) 04-0201203 4/5/1993 132
Wilcox Formation Cuba Libra Field (5th, 6th & 7th Hinnant, El Vella 04-0204153 9/12/1994 119
Wilcox Formation in the Area of Northeast Zapata County (L. Armou 04-77,857 8/30/1982 120
Wilcox Formation in the Area of the Aviators, N. (12,000) 04-76,567 6/8/1981 120
Wilcox Formation in the Bonus, S. (Wilcox 13,900) Field 03-76,565 8/3/1981 119
Wilcox Formation in the West Cole Field 04-77,332 2/22/1982 120
Wilcox Formation( Hostetter (FB-A) Field 01-0247204 5/16/2006 437
Wilcox Formation(8th Hinnant Sand) Thompsonville, NE (13700) Field 04-0233581 2/11/2003 299
Wilcox Formation(9th Hinnant Sand) Thompsonville, NE (13700) Field 04-0233580 2/11/2003 300
Wilcox Formation(Aldrete and Carbajal (Wilcox) Field 02-0232980 11/21/2002 288
Wilcox Formation(Austin (Wilcox 12,300) Field 02-0250309 2/23/2007 459
Wilcox Formation(B.F. Luck (6th Hinnant) Field 04-0235260 6/24/2003 316
Wilcox Formation(Bego (12540) Field 02-0226140 11/9/2000 225
Wilcox Formation(Bego (Austin) Field 02-0226136 11/9/2000 225
Wilcox Formation(Bego (Wilcox Tina) Field 02-0226137 11/9/2000 224
Wilcox Formation(Bob West, N. and Lopeno) Fields 04-0221924 11/2/1999 206
Wilcox Formation(Bob West, North (L-1,L-2,L-3) Field 04-0234441 5/6/2003 305
Wilcox Formation(Brandt (Wilcox Deep) Field 02-0240125 10/5/2004 382
Wilcox Formation(Bruni NE (9700) Field 04-0226139 11/9/2000 226
Wilcox Formation(Brushy Creek(Wilcox Cons) Field 02-0247744 6/20/2006 440
Wilcox Formation(Canan E(10150 Wilcox)Cannan E(10300 Wilcox)Flds 02-0245462 1/10/2006 423
Wilcox Formation(Charco (9900)& Jennings Ranch(Middle Wilcox)Fields 04-0240844 12/7/2004 389
Wilcox Formation(Cole, West (9600) Field 04-0226138 11/9/2000 226
Wilcox Formation(Crandall Rubie (Magnolia) Field 02-0240115 10/5/2004 382
Wilcox Formation(Cuba Libre (3rd Hinnant) Field 04-0226141 11/9/2000 227
Wilcox Formation(DCRC Ellie(Cons)Ellie C(Wilcox)Tyler T(Wilcox)Ruthi 04-0238835 5/25/2004 374
Wilcox Formation(Dinn, Deep (Wilcox 12,900) Field 04-0239528 7/22/2004 377
Wilcox Formation(Dinn,Deep(Wilcox 11200)& various fields 04-0242433 4/25/2005 400
Wilcox Formation(Dinn,Deep(Wilcox 12900)Dinn,Deep(Wilcox 13600)Di 04-0240708 11/23/2004 387
Wilcox Formation(Dry Hollow (Rainbow Sand) Field 02-0233010 12/3/2002 293
Wilcox Formation(Dry Hollow(13900 Wilcox) Field 02-0238617 5/25/2004 373
Wilcox Formation(Dry Hollow, Brushy Creek, Hope, Rambler) Field 02-0225602 12/5/2000 229
Wilcox Formation(En Sequido(Wilcox)Haynes(Hinnant Cons) Fields 04-0247637 6/24/2006 443
Wilcox Formation(Escobas(10650) Field 04-0245024 11/29/2005 420
Wilcox Formation(Esperanza (12000 Sand) Field 02-0230918 4/9/2002 264
Wilcox Formation(Fandango, West) Field 04-0239224 7/6/2004 375
Wilcox Formation(Garden (Middle Wilcox) Field) 02-0245463 1/10/2006 423
Wilcox Formation(George West, West (10430) Field 02-0246299 3/14/2006 431
Wilcox Formation(Graceland (Hayes 12180) Field 03-0237387 2/24/2004 361
Wilcox Formation(Graceland (McVay) Field 03-0237349 2/24/2004 361
Wilcox Formation(Hamel, East (9650) Field 03-0238366 4/23/2004 370
Wilcox Formation(Haynes(middleWilcox Cons)Charco(9200)(9400)(9900 04-0243212 7/11/2005 407
Wilcox Formation(Helen Gohlke, E. (11060) Field 02-0241436 1/25/2005 393
Wilcox Formation(Holzmark(13800 Consolidated) Field 02-0250514 2/23/2007 459
Page 31 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation(Hostetter (Wilcox 10,000)Field 01-0239163 7/6/2004 376
Wilcox Formation(Hostetter (Wilcox 14800) Field 01-0247245 5/16/2006 436
Wilcox Formation(Hostetter (Wilcox 9,900) Field 01-0247272 5/16/2006 435
Wilcox Formation(Jones Creek, North (Wilcox) field 03-0234200 4/8/2003 302
Wilcox Formation(Kaspar, S. (Knave) Field 02-0232536 12/3/2002 291
Wilcox Formation(Katz Slick (Luling) Field 02-0248067 8/22/2006 444
Wilcox Formation(Kingsville, SW (Taos) Field 04-0237379 2/24/2004 365
Wilcox Formation(LaHinch(Wilcox 14300)Field 04-0240062 9/21/2004 379
Wilcox Formation(Las Hermanitas(House Sand) Field 04-0246687 4/11/2006 435
Wilcox Formation(Las Lomas(Wilcox 7800)Flores,W(Perdido)Los Mogo 04-0234935 6/10/2003 312
Wilcox Formation(Lopeno(Wilcox)Field Area 04-0230385 2/5/2002 261
Wilcox Formation(Marshall(Middle Wilcox) Field 02-0234231 4/22/2003 303
Wilcox Formation(Marshall(Middle Wilcox) Field 02-0241765 3/8/2005 397
Wilcox Formation(Marshall(Middle Wilcox) Field 02-0245921 2/28/2006 430
Wilcox Formation(Mary Macha (Wilcox) Field NPT 12/13/2005) 03-0242309 4/5/2005 399
Wilcox Formation(McLean(Wilcox W-18) Field 04-0248125 8/22/2006 443
Wilcox Formation(Mikeska (2nd Lyne)Field 03-0224027 4/11/2000 215
Wilcox Formation(Mikeska (Massive Wilcox) Field 02-0233115 12/20/2002 294
Wilcox Formation(Milby Creek (12900) Field 02-0232099 8/13/2002 276
Wilcox Formation(Milton, N. (13000) Field 03-0223470 1/11/2000 213
Wilcox Formation(Milton, N. (13000) Field 03-0225613 10/25/2000 376
Wilcox Formation(Mission Valley, W(Wilcox 10600) Field 02-0241723 3/8/2005 396
Wilcox Formation(Mission Valley, W. (Mass Wilcox) Field 02-0229789 4/22/2002 264
Wilcox Formation(Mission Valley, W. (Wilcox 10200) Field 02-0230404 3/5/2002 263
Wilcox Formation(MissionValley,W(Wilcox 10600)MissionValley,W(WC 02-0235961 9/9/2003 325
Wilcox Formation(New Taiton(Meek)New Taiton(Wilcox) Fields 03-0237013 12/9/2003 341
Wilcox Formation(Oakville(Mid Wilcox 9200) Field 02-0233145 1/7/2003 296
Wilcox Formation(Orange Hill, S (Wilcox 9,320) Field 03-0237777 3/23/2004 368
Wilcox Formation(Provident City (Wilcox 14,000) Field 02-0230464 3/5/2002 262
Wilcox Formation(Provident City (Wilcox 14,000) Field 02-0230784 4/22/2002 266
Wilcox Formation(Ramsey (Wilcox 10,700) Field 03-0235798 9/9/2003 324
Wilcox Formation(REA GOL (14000 SD) Field 02-0240322 10/22/2004 384
Wilcox Formation(Rich Hurt(Wx. 4th Hinnant) Field 04-0227307 5/8/2001 238
Wilcox Formation(Rock Island, W. (Wilcox 10,000) Field 03-0235799 9/9/2003 324
Wilcox Formation(Roleta (7483) Field 04-0246621 3/28/2006 188
Wilcox Formation(Roleta (7483) Field 04-0246622 3/28/2006 433
Wilcox Formation(Roleta(Wilcox Consolidated) field 04-0231250 6/4/2002 267
Wilcox Formation(Roleta(Wilcox Consolidated) field 04-0240943 12/21/2004 391
Wilcox Formation(Roleta(Wilcox Consolidated) field 04-0246620 3/28/2006 143
Wilcox Formation(Sealy(Wilcox J-2) Field 03-0238749 5/25/2004 373
Wilcox Formation(Sealy(Wilcox M-2) Field 02-0250515 2/23/2007 459
Wilcox Formation(Seven Sisters, S. (Wilcox, Lo) Field 04-0238754 5/25/2004 372
Wilcox Formation(Seven Sisters, S. (Wilcox, Lo) Field 04-0243433 7/22/2005 407
Wilcox Formation(Speaks, SW (Rainbow) Field 02-0229258 9/20/2001 244
Wilcox Formation(Speaks, SW (Simpson) Field 02-0233060 12/20/2002 294
Wilcox Formation(Speaks, SW(Wilcox 11,200) Field 02-0230889 4/22/2002 266
Wilcox Formation(Stirling(Wilcox) Field 04-0244969 11/29/2005 419
Wilcox Formation(Strauch-Wilcox(10800) Field 02-0246726 3/28/2006 168
Wilcox Formation(The Rapture (Wilcox Gladney) Field 02-0230763 4/22/2002 265
Wilcox Formation(The Rapture (Wilcox) Field 02-0230762 4/22/2002 265
Wilcox Formation(The Rapture (Wilcox) Field 02-0239764 9/7/2004 380
Wilcox Formation(Thompsonville, NE (13700)Thompsonville, NE(W-19 04-0232221 9/12/2002 280
Wilcox Formation(Tiffany(Wilcox Carrizo) Field 04-0242253 4/5/2005 399
Wilcox Formation(Tom Lyne, N. (Wilcox 10700) Field 02-0241908 3/8/2005 141
Page 32 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wilcox Formation(Tom Shearman (8000) Field 04-0226142 11/9/2000 226
Wilcox Formation(Village Mills Deep (WX 12000) Field 03-0238493 5/11/2004 372
Wilcox Formation(Volpe (8200) Field 04-0234753 6/10/2003 310
Wilcox Formation(Wharton, West (Wilcox) Field 03-0242333 4/25/2005 401
Wilcox Formation(Wishbone, East(House 1) Field 01-0247170 5/16/2006 435
Wilcox Formation(Zimmerscheidt (Wilcox) Field 03-0224999 11/9/2000 227
Wilcox Formation, L-3 Sand (Bob West (L-3) Field) 04-0218644 3/17/1998 183
Wilcox Formation, Roleta Sand Interval (Bob West (L-5-10) Field) 04-0219196 5/12/1998 186
Wilcox Formation, T Sand Interval (Providence City (Wilcox 11,900) Fiel 02-0219128 5/12/1998 185
Wilcox Geopressured Lobo 20-75,144 2/2/1981 219
Wilcox Hostetter Formation(Dolan (Hostetter) Field 02-0250513 3/6/2007 460
Wilcox House A,B,C Formation(Seven Sisters, E(House AB)House C Flds 04-0243418 7/11/2005 406
Wilcox L-14 & L-15 Sand Formation 04-98,516 12/21/1992 136
Wilcox L-24 and L-25 Formations 04-0214139 12/3/1996 151
Wilcox L-24, L-25, L-26, L-30, L-31, L-32, L-33 Sand Formation 04-98,515 12/21/1992 136
Wilcox Lobo Formation(various fields) 04-0228544 8/7/2001 243
Wilcox Lower 20-75,144 12/1/1980 362
Wilcox Lower Sand Interval 04-96,631 10/21/1991 137
Wilcox Lower(Lake Creek(Wilcox Lower) Field 03-0238297 4/23/2004 370
Wilcox Luling Sand Formation (Dolan (Luling Sand) Field 02-0250677 3/6/2007 461
Wilcox Massive Formation (Seven Sisters, S (Massive) Field 03-0236383 10/7/2003 329
Wilcox Meek Formation(Bonus SW (Wilcox)Egypt(First Wilcox)New Tai 03-0224450 4/25/2000 215
Wilcox MH-1 Sand Formation (Rhode Ranch W(MH-1) Field 01-0236852 11/25/2003 337
Wilcox Middle/Lower Formation (Chesterville, N. (Pack) Field Area) 03-0211289 2/27/1996 138
Wilcox Nita Sand (Austin (Nita) Field 02-0251908 7/17/2007 471
Wilcox Perdido Formation (Los Mogotes (9150) Field 04-0247758 6/20/2006 441
Wilcox Perdido Formation(Big Mac(8260) Field 04-0241591 3/8/2005 396
Wilcox Perdido Sand Formation(Charco(9200)Charco(9900)Jennings Ran 04-0236758 11/13/2003 335
Wilcox Ronnie Formation(Destino(Wx Ronnie Sand) Field 04-0232535 12/3/2002 290
Wilcox Simpson Formation(Speaks, SW (Simpson) Field 02-0232712 11/13/2002 286
Wilcox U Formation (Providence City (Wilcox 11,900) Field) 02-0219127 5/12/1998 187
Wilcox Upper (Mackhank) (Tom Lyne Sand) 02-78,232 11/22/1982 138
Wilcox Upper Meek Formation (Cooley (Meek Sand) Field 03-0283438 12/2/2014 701
Wilcox V Formation (Providence City (Wilcox 11,900) Field) 02-0219129 5/12/1998 187
Wilcox W Formation (Providence City (Wilcox W-O) Field) 02-0217826 2/10/1998 180
Wilcox W, X, Y Formation (Rosita NW) 04-96,799 12/16/1991 139
Wilcox/Hinnant Formations (Cole, West(Hinnant)Cole, West(Wilcox 14000) Fields 04-0266461 7/19/2010 638
WilcoxFormation(Haynes(MidWilCons)Roleta(WilCons)SuerteLoca(Wilcox 10270) 04-0249858 12/19/2006 455
Wolfcamp 7C-81,274 6/25/1984 143
Wolfcamp "A" Formation (Ford, West (Wolfcamp) Field) 08-0302100 2/28/2017 726
Wolfcamp "A" Formation (Ford, West (Wolfcamp) Field) 08-0310715 6/19/2018 742
Wolfcamp "A" Formation (Ford, West (Wolfcamp) Field) 08-0314707 3/26/2019 743
Wolfcamp "A" Formation (Ford, West (Wolfcamp) Field) 08-0314708 3/26/2019 744
Wolfcamp "A" Formation (Ford, West (Wolfcamp) Field) 08-0316139 3/26/2019 745
Wolfcamp "B" Formation (Ford, West (Wolfcamp) Field) 08-0310714 6/19/2018 741
Wolfcamp & 3rd Bone Spring Formation (Phantom Wolfcamp) Field) NPT: 9/12/2016 08-0296538 8/24/2016 705
Wolfcamp & Third (3rd) Bone Spring Formation (Phantom (Wolfcamp) Field)) 08-0317323 10/1/2019 749
Wolfcamp & Third Bone Spring Formation (Phantom (Wolfcamp), Ford, West
(Wolfcamp) Fields) 08-0305151 8/15/2017 727
Wolfcamp & Third Bone Spring Formation (Phantom (Wolfcamp), Ford, West
(Wolfcamp), Sandbar (Bone Spring), Wolfbone (Trend Area), Red Bluff (Wolfcamp)
Fields) 08-0303284 2/28/2017 728
Wolfcamp (Gomez, N.W.) 08-76,679 8/24/1981 139
Wolfcamp (Wolf Field) 08-76,661 8/17/1981 140
Page 33 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Wolfcamp and Third Bone Spring Formations (Phantom(Wolfcamp) Field 08-0291540 5/12/2015 701
Wolfcamp Formation 7C-0200272 5/7/1993 142
Wolfcamp Formation 7C-0201031 4/26/1993 140
Wolfcamp Formation (ACU, E. (Penn Sand) Field) 7C-0237372 1/23/2004 352
Wolfcamp Formation (Broken Antler (Wolfcamp) Field) 7C-0211189 2/13/1996 143
Wolfcamp Formation (Brown-Bassett (Wolfcamp) Field 7C-0254336 12/4/2007 490
Wolfcamp Formation (Brown-Bassett (Wolfcamp) Field 7C-0254337 12/4/2007 490
Wolfcamp Formation (Ela Sugg (Wolfcamp) Field 7C-0245790 1/24/2006 424
Wolfcamp Formation (Ford (Wolfcamp) Field) 08-0230705 3/21/2002 263
Wolfcamp Formation (Ford (Wolfcamp) Field) 08-0291774 10/14/2014 700
Wolfcamp Formation (Ford, West (Wolfcamp) Field 08-0282758 8/6/2013 691
Wolfcamp Formation (Ford, West (Wolfcamp) Field 08-0298423 12/15/2015 704
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0300906 10/25/2016 718
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0301613 12/6/2016 724
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0306271 10/10/2017 739
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0309910 6/5/2018 740
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0316137 3/26/2019 745
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0318810 4/21/2020 750
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0318812 4/21/2020 751
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0320615 9/11/2019 748
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0320616 9/11/2019 748
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0321553 5/5/2020 759
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0324510 5/5/2020 758
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0324511 5/5/2020 759
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0325479 5/5/2020 757
Wolfcamp Formation (Ford, West (Wolfcamp) Field) 08-0325719 5/5/2020 757
Wolfcamp Formation (Geaslin (Wolfcamp) Field) 7C-0216951 8/26/1997 168
Wolfcamp Formation (Geaslin (Wolfcamp) Field) 7C-0263053 3/23/2010 623
Wolfcamp Formation (Gomez NW (Wolfcamp) Field) 08-0211390 2/27/1996 143
Wolfcamp Formation (KM (Wolfcamp), Pakenham (Wolfcamp) Fields) 7C-0234117 5/6/2003 306
Wolfcamp Formation (Pakenham (Wolfcamp) Field) 7C-0205039 9/26/1994 142
Wolfcamp Formation (Pakenham (Wolfcamp) Field) 7C-0206573 11/25/1994 142
Wolfcamp Formation (Pakenham (Wolfcamp) Field) 7C-0215262 3/18/1997 158
Wolfcamp Formation (Pakenham (Wolfcamp) Field) 7C-0223117 12/21/1999 211
Wolfcamp Formation (Pakenham (Wolfcamp)) 7C-97,590 6/15/1992 140
Wolfcamp Formation (Pakenham Field) 7C-0207817 3/21/1995 141
Wolfcamp Formation (Signal Peak(Wolfcamp) Field) 08-0245659 1/10/2006 422
Wolfcamp Formation (South Branch(Wolfcamp) Field) 7C-0223116 12/21/1999 627
Woodbine Formation (Deep Pines (WDBN/AC) Field) 03-0301933 9/19/2017 738
Woodbine Formation (Deep Pines (WDBN/AC) Field) 03-0301934 9/19/2017 738
Woodbine Formation (Deep Pines (WDBN/AC) Field) 03-0301935 9/19/2017 739
Woodbine Formation (Double A Wells (Woodbine) Field 03-0230234 1/24/2002 260
Woodbine Formation (Double A Wells (Woodbine) Field) 03-0238408 5/25/2004 373
Woodbine Formation (Sugar Creek (Woodbine) Field 03-0237391 3/11/2004 367
Woodford Formation (Mo-Tex(Meisner) Field) 10-0225221 9/25/2000 218
Woodford Formation (Vista Grande (Woodford) Field) 08-0302879 3/21/2017 730
WX Guerra Formation(Rich Hurt (Wx Guerra) Field 04-0239443 7/22/2004 377
Yegua 25 Formation(Arroyo Los Olmos(Yegua 25) Field 04-0235086 6/24/2003 315
Yegua 25 Formation(Arroyo Los Olmos(Yegua 25) Field 04-0235105 6/24/2003 314
Yegua 25 Formation(Gregg Wood, W. (5530) Field 04-0235104 6/24/2003 314
Yegua Formation 03-0214455 4/22/1997 161
Yegua Formation (Arroyo Los Olmos (Yegua) Field 04-0261436 4/28/2009 564
Yegua Formation (Boyle (4700) Field 04-0251906 8/14/2007 474
Yegua Formation (Bruce Roy (Yegua) Field 03-0267585 11/2/2010 653
Page 34 6/26/2020
INDEX - BY FORMATION NAME
TO APPROVED TIGHT GAS FORMATION LISTING
Yegua Formation (Constitution (Yegua) Field 03-0237375 2/10/2001 357
Yegua Formation (Crooked Bayou North (Yegua) Field 03-0271562 7/26/2011 667
Yegua Formation (Crooked Bayou North (Yegua) Field 03-0301517 9/12/2016 715
Yegua Formation (Crooked Bayou North (Yegua) Field) 03-0301517 9/12/2016 706
Yegua Formation (El Ebanito (Yegua) Field 04-0237238 1/6/2004 345
Yegua Formation (El Toro Bueno (AY-3) Field 02-0262788 9/29/2009 598
Yegua Formation (El Toro Bueno (AY-3) Field 02-0269477 3/22/2011 664
Yegua Formation (La Grulla (Yegua 7100) Field 04-0273082 1/10/2012 671
Yegua Formation (Moss Bluff, North (Moss Bluff, North(EY-4) Fields 03-0260178 1/15/2009 556
Yegua Formation (Porter's Creek (Yegua) Field 03-0262786 9/29/2009 597
Yegua Formation (Santa Cruz N (Yegua) Field 04-0261439 4/28/2009 565
Yegua Formation(Alto Bonito (Yegua) Field 04-0246053 2/28/2006 427
Yegua Formation(Constitution(Westbury) field 03-0230953 6/4/2002 267
Yegua Formation(Jeffress NE.(Yegua) Field 04-0221969 12/7/1999 209
Yegua Formation(Porter's Creek(Yegua) Field 03-0235107 6/10/2003 308
Z06 Formation (Flowella (Z06) Field) 04-0247386 6/6/2006 438
Page 35 6/26/2020