oil and gas air quality authorizations in texas kristyn bower and david reyna air permits division...
TRANSCRIPT
OIL AND GAS AIR QUALITY AUTHORIZATIONS IN TEXAS
Kristyn Bower and David Reyna
Air Permits Division
Texas Commission on Environmental Quality
TODAY’S TOPICS
Terminology
Permitting Options
Oil and Gas PBRs
Oil and Gas Standard Permit Options
TERMINOLOGY
Pollutants of Concern
VOCs
H2S
CO
NOx
SO2
PM10 and PM2.5
Facility –stationary equipment that emits pollutants
Engines
Tanks
Flares
Separators
Dehydrators
TERMINOLOGY
Site – a group of oil and gas facilities at a property
Common control
Equipment that relies on each other
Within ¼ mile
TERMINOLOGY
Produced water tank
Oil tankGunbarrel Separator
Wellhead
ANDY’S SITE
TERMINOLOGY
Receptor
Residence or other structure which is not used only by the O&G owner/operator
Recreational Area
Andy’s Property Nathan’s Property
Nathan’s House
Andy’s House
Mechanic Shop
ANDY AND NATHAN’S PROPERTY
OIL AND GAS PERMITTING OPTIONS
De Minimi
s
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
Increasing Levels of Emissions
De Minimis
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
DE MINIMIS
Pipeline isolation valve sites meeting certain criteria
OIL AND GAS PERMITTING OPTIONS
De Minimi
s
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
Increasing Levels of Emissions
De Minimis
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
PERMITS BY RULE
Must meet all conditions exactly
Emission limits in TAC §106.4(a)(1)
25 tpy of VOCs/SO2
250 Nox,CO
25tpy H2S
PM/PM10and PM2.5
Meet all other applicable federal, state, and local requirements
PBR OPTIONS – LOCATION
In Barnett Shale counties
• New - 30 TAC §106.352(a)-(k)
• Existing – 30 TAC §106.352(l)Not in Barnett Shale counties
• New & Existing – 30 TAC §106.352(l)
• May voluntarily register under §106.352
(a)-(k)
BARNETT SHALE COUNTIES
§106.352(l) – SWEET
No registration required
Meet §106.4 limits
Various facilities included
Vent height applicable if handling a sulfur compound
Flares follow §106.492
Compressors follow §106.512
§106.352(l) – SOUR
24 ppmv of H2S or greater = TCEQ sour
Registration required
¼ mile distance required
4.0 lb/hr limit of sulfur compounds (not including sulfur oxides)
Vent height based on sulfur compound limit
§106.352(a)–(k)
Notification and registration are required to be submitted using the ePermits system
Notification - Prior to construction or implementation of changes
Registration
Level 1 - Within 180 days from start of operation
Level 2 - Within 90 days from start of operation
§106.352(a)–(k)PBR Level 1 Emission Limits
Air Contaminant
Steady-state lb/hr
< 30 psig periodic lb/hr up to 150 hr/hr
≥ 30 psig periodic lb/hr up to 300 hr/yr
Total tpy
Total VOC 15
Total crude oil or condensate VOC
100 145 318
Total natural gas VOC
204 750 1,500
Benzene
1.95 7 15.4 2.8
Hydrogen sulfide 4.7 5.1 9.8 20.6
Sulfur dioxide 47 93.2 25
Nitrogen oxides 43.2 100
Carbon monoxide
45 100
PM2.5/PM10 10 5
§106.352(a)–(k)PBR Level 2 Emission Limits
Air Contaminant Steady-state lb/hr
< 30 psig periodic lb/hr up to 150 hr/hr
≥ 30 psig periodic lb/hr up to 300 hr/yr
Total tpy
Total VOC 25
Total crude oil or condensate VOC
100 145 318
Total natural gas VOC
356 750 1,500
Benzene 3.35 7 15.4 4.8
Hydrogen sulfide 6 6 9.8 25
Sulfur dioxide 63 93.2 25
Nitrogen oxides 54.4 250
Carbon monoxide 57 250
PM2.5 12.7 10
PM10 12.7 15
§106.352(a)–(k)IMPACTS
Emission impacts tables
Screening modeling
Dispersion modeling
Air contaminant lb/hr
Benzene 0.039Hydrogen sulfide 0.025
Sulfur dioxide 2Nitrogen oxides 4
OTHER PBRS RELATED TO OIL AND GAS
Salt Water Disposal (petroleum) §106.351
Temporary Oil and Gas Facilities (§106.353)
Air PBR : Pipeline Metering, Purging, and Maintenance (§106.355)
Stationary Engines and Turbines (§106.512)
Flares (§106.492)
PERMIT BY RULE GUIDANCE HELPFUL LINKS Federal Standards Applicability Table
Emissions Calculations Spreadsheet
Representative Gas and Liquid Analysis
Control Device Charts
www.TexasOilandGasHelp.org
OIL AND GAS PERMITTING OPTIONS
De Minimi
s
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
Increasing Levels of Emissions
De Minimis
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
STANDARD PERMIT OPTIONS
Standard permit under §116.620
“Old Standard Permit”
Non-rule standard permit
Applies to new projects and dependent facilities in the Barnett Shale counties
Sites in other counties can use it voluntarily
STANDARD PERMIT UNDER §116.620“OLD STANDARD PERMIT”
Sour sites that can’t meet ¼ mile limit in §106.352(l)
VOCs are >25tpy
VOCs must be speciated using E=L/K
Calculation techniques, emissions summary tables, etc. – same as a PBR application
NON-RULE STANDARD PERMIT
Notification & registration online – STEERS (ePermits) system
Notify - Prior to construction or implementation of changes
Register
Within 90 days from the start of operation
Impacts – Same as §106.352 (a)-(k)
NON-RULE STANDARD PERMITEMISSION LIMITS
Contaminant Steady-state or < 30 psig(lb/hr) (normal emissions)
> 30 psig Periodic(lb/hr) (MSS, loading,
etc)
Total (tpy)
Total VOC 250
Total Crude Oil or condensate VOC
145 318
Total natural gas VOC
750 1,635
Benzene 7 15.4 10.2
Hydrogen sulfide
10.8 9.8 47
Sulfur dioxide 93.2 250
Nitrogen oxides 121 250
Carbon monoxide
104 250
PM10/PM2.5 28 15
OIL AND GAS PERMITTING OPTIONS
De Minimi
s
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
Increasing Levels of Emissions
De Minimis
Permit by Rule
Standard Permit
State Permit
NNSR and PSD
CONTACT INFORMATION
Kristyn Bower: (512) 239-1359David Reyna: (512) 239-6051
Air Permits Main Line : (512) 239-1250
www.texasoilandgashelp.org