EARTHQUAKE REPORT- April 2012

WORLD

So far April of 2012 has been the most active, worldwide, in terms of 5.0+ magnitude earthquakes with a total of 186, and of those, 19 were of magnitude 6.0+, 3 of 7.0+, and 2 of 8.0+.

On April 11th, for the first time in recorded history, two 8.0+ magnitude earthquakes occurred on the very same day. An 8.4 and later on an 8.0 both occurred off the west coast of Northern Sumatra.

You felt this earthquake. Tell us!

Magnitude

Mw 8.4

Region OFF W COAST OF NORTHERN SUMATRA

Date time 2012-04-11 08:38:35.0 UTC

Location 2.37 N ; 93.17 E

Depth 10 km

Distances 626 km W Medan (pop 1,750,971 ; local time 15:38:35.9 2012-04-11)382 km SW Meulaboh (pop 35,062 ; local time 15:38:35.9 2012-04-11)426 km SW Banda aceh (pop 250,757 ; local time 15:38:35.9 2012-04-11)

Source parameters reviewed by a seismologist

More information at:

USGS/NEIC Denver, USABadan Meteorologi & Geofisika Djakarta, IndonesiaGeoForschungsZentrum (GEOFON) Potsdam, GermanyEMSC Special report

Tsunami information at:

Japan Meteorological Agency Tokyo, JapanPacific Tsunami Warning Centre Hawai, USA

http://www.emsc-csem.org/Earthquake/earthquake.php?id=261636

You felt this earthquake. Tell us!

Magnitude

Mw 8.0

Region OFF W COAST OF NORTHERN SUMATRA

Date time 2012-04-11 10:43:09.0 UTC

Location 0.81 N ; 92.45 E

Depth 10 km

Distances 757 km SW Medan (pop 1,750,971 ; local time 17:43:09.3 2012-04-11)551 km SW Meulaboh (pop 35,062 ; local time 17:43:09.3 2012-04-11)616 km SW Banda aceh (pop 250,757 ; local time 17:43:09.3 2012-04-11)

Source parameters reviewed by a seismologist

More information at:

USGS/NEIC Denver, USABadan Meteorologi & Geofisika Djakarta, IndonesiaGeoForschungsZentrum (GEOFON) Potsdam, Germany

http://www.emsc-csem.org/Earthquake/earthquake.php?id=261684

From 1901-2000 there has been 73 8.0+ EQ's during that 100 year span. From 2001-2012 so far there has been 16.

Here is a chart of magnitude 8 and greater earthquakes since 1900:

Magnitude 8 and Greater Earthquakes Since 1900

DisplayMagnitude 8 Earthquakesin Google Earth.

Date - UTC - Time Latitude Longitude Magnitude Fatalities Region

1902/06/11 05: 50.00 148.00 8.0 Sea of Okhotsk

1903/01/04 05:07 -20.00 -175.00 8.0 Tonga

1903/08/11 04:32 36.36 22.97 8.3 southern Greece

1905/07/09 09:40 49.0 99.0 8.4 Mongolia

1905/07/23 02:46 49.0 98.0 8.4 central Mongolia

1906/01/31 15:36 1.0 -81.5 8.8 1000 Colombia-Ecuador

1906/08/17 00:40 -33.0 -72.0 8.2 3882 Valparaiso, Chile

Date - UTC - Time Latitude Longitude Magnitude Fatalities Region

1907/10/21 04:23 38.00 69.00 8.0 Afghanistan

1908/12/12 12:08 -14.0 -78.0 8.2 off the coast of central Peru

1911/06/15 14:26 28.0 130.0 8.1 12 Ryukyu Islands, Japan

1914/05/26 14:22 -2. 137. 8.0 West New Guinea

1915/05/01 05:00 47. 155. 8.0 Kurile Islands

1917/05/01 18:26 -29.0 -177.0 8.0 Kermadec Islands, New Zealand

1917/06/26 05:49 -15.0 -173.0 8.4 Tonga

1918/08/15 12:18 5.653 123.563 8.0 50 Celebes Sea

1918/09/07 17:16 45.5 151.5 8.2 Kuril Islands

1919/04/30 07:17 -19.823 -172.215 8.2 Tonga region

1920/06/05 04:21 23.5 122.0 8.0 Taiwan region

1920/09/20 14:39 -20.0 168.0 8.0 Loyalty Islands

1922/11/11 04:32 -28.553 -70.755 8.5 Chile-Argentina Border

1923/02/03 16:01 54.0 161.0 8.5 Kamchatka

1924/04/14 16:20 7.023 125.954 8.3 Mindanao, Philippines

1928/06/17 03:19 16.33 -96.7 8.0 Oaxaca, Mexico

1931/08/10 21:18 47.1 89.8 8.0 5 northern Xinjiang, China

1932/06/03 10:36 19.84 -103.99 8.1 Jalisco, Mexico

1933/03/02 17:31 39.22 144.62 8.4 2990 Sanriku, Japan

1934/01/15 08:43 27.55 87.09 8.1 10700 Bihar, India

1938/02/01 19:04 -5.05 131.62 8.5 Banda Sea

Date - UTC - Time Latitude Longitude Magnitude Fatalities Region

1938/11/10 20:18 55.33 -158.37 8.2 Shumagin Islands, Alaska

1939/04/30 02:55 -10.5 158.5 8.0 Solomon Islands

1940/05/24 16:33 -10.5 -77.0 8.2 near the Coast of central Peru

1941/11/25 18:03 37.171 -18.960 8.2 Azores-Cape St. Vincent Ridge

1942/08/24 22:50 -15.0 -76.0 8.2 30 Off the coast of central Peru

1943/04/06 16:07 -30.75 -72.0 8.2 18 off the coast of Coquimbo, Chile

1944/12/07 04:35 33.75 136.00 8.1 1223 Tonankai, Japan

1945/11/27 21:57 24.5 63.0 8.0 4000 off the coast of Pakistan

1946/04/01 12:28 52.75 -163.50 8.1 165 Unimak Islands, Alaska

1946/08/04 17:51 19.25 -69.00 8.0 100 Dominican Republic

1946/12/20 19:19 32.5 134.5 8.1 1330 Nankaido, Japan

1948/01/24 17:46 10.5 122.0 8.2 72 Panay, Philippines

1949/08/22 04:01 53.62 -133.27 8.1Queen Charlotte Island, B.C., Canada

1950/08/15 14:09 28.5 96.5 8.6 1526 Assam-Tibet

1952/03/04 01:22 42.5 143.0 8.1 31 Hokkaido, Japan region

1952/11/04 16:58 52.76 160.06 9.0 Kamchatka, Russia

1957/03/09 14:22 51.56 -175.39 8.6 Andreanof Islands, Alaska

1957/12/04 03:37 45.15 99.21 8.1 Gobi-Altai, Mongolia

1958/11/06 22:58 44.329 148.623 8.3 Kuril Islands

1959/05/04 07:15 53.351 159.645 8.2 1 near the east coast of Kamchatka

1960/05/22 19:11 -38.29 -73.05 9.5 1655 Chile

Date - UTC - Time Latitude Longitude Magnitude Fatalities Region

1963/10/13 05:17 44.9 149.6 8.5 Kuril Islands

1964/03/28 03:36 61.02 -147.65 9.2 125 Prince William Sound, Alaska

1965/02/04 05:01 51.21 -178.50 8.7 Rat Islands, Alaska

1966/10/17 21:41 -10.807 -78.684 8.1 125 near the coast of central Peru

1968/05/16 00:49 40.903 143.346 8.2 47off the east coast of Honshu, Japan

1969/08/11 21:27 43.478 147.815 8.2 Kuril Islands

1970/07/31 17:08 -1.49 -72.56 8.0 Colombia

1971/01/10 07:17 -3.132 139.697 8.1 Papua, Indonesia

1974/10/03 14:21 -12.254 -77.524 8.1 78 near the coast of central Peru

1976/08/16 16:11 6.292 124.090 8.0 8000 Mindanao, Philippines

1977/06/22 12:08 -22.878 -175.900 8.1 Tonga region

1977/08/19 06:08 -11.085 118.464 8.3 100 south of Sumbawa, Indonesia

1979/12/12 07:59 1.598 -79.358 8.1 600 near the coast of Ecuador

1985/03/03 22:47 -33.135 -71.871 8.0 177 offshore Valparaiso, Chile

1985/09/19 13:17 18.190 -102.533 8.0 9500 Michoacan, Mexico

1986/05/07 22:47 51.520 -174.776 8.0Andreanof Islands, Aleutian Islands, Alaska

1989/05/23 10:54 -52.341 160.568 8.1 Macquarie Island region

1994/06/09 00:33 -13.841 -67.553 8.2 5 La Paz, Bolivia

1994/10/04 13:22 43.773 147.321 8.3 11 Kuril Islands

Date - UTC - Time Latitude Longitude Magnitude Fatalities Region

1995/07/30 05:11 -23.340 -70.294 8.0 3 Near Coast of Northern Chile

1995/10/09 15:35 19.055 -104.205 8.0 49 Near Coast of Jalisco, Mexico

1996/02/17 05:59 -0.891 136.952 8.2 166 Irian Jaya region, Indonesia

1998/03/25 03:12 -62.877 149.527 8.1 Balleny Islands region

2000/11/16 04:54 -3.980 152.169 8.0 2New Ireland region, Papua New Guinea

2001/06/23 20:33 -16.264 -73.641 8.4 75 near the coast of southern Peru

2003/09/25 19:50 41.815 143.910 8.3 Hokkaido, Japan region

2004/12/23 14:59 -49.312 161.345 8.1 north of Macquarie Island

2004/12/26 00:58 3.295 95.982 9.1 227898off the west coast of northern Sumatra

2005/03/28 16:09 2.074 97.013 8.6 1313 Northern Sumatra, Indonesia

2006/05/03 15:26 -20.187 -174.123 8.0 Tonga

2006/11/15 11:14 46.592 153.226 8.3 Kuril Islands

2007/01/13 04:23:21

46.243 154.524 8.1 East of the Kuril Islands

2007/04/01 20:39:58

-8.466 157.043 8.1 34 Solomon Islands

2007/08/15 23:40:57

-13.386 -76.603 8.0 650 Near the Coast of Central Peru

2007/09/12 11:10:26

-4.438 101.367 8.5 25 Southern Sumatra, Indonesia

2009/09/29 17:48:10

-15.489 -172.095 8.1 192 Samoa Islands region

2010/02/27 -35.846 -72.719 8.8 577 Offshore Maule, Chile

Date - UTC - Time Latitude Longitude Magnitude Fatalities Region

06:34:14

2011/03/11 05:46:23

38.322 142.369 9.0 28050Near the East Coast of Honshu, Japan

2012/04/11 08:38:37

2.311 93.063 8.6off the west coast of northern Sumatra

2012/04/11 10:43:09

0.773 92.452 8.2off the west coast of northern Sumatra

South Latitudes and West Longitudes are indicated by NEGATIVE numbers.Source: USGS NEIC PDE catalog; Data are preliminary.http://earthquake.usgs.gov/earthquakes/eqarchives/year/mag8/magnitude8_1900_date.php

Here are the updated numbers:

Month Days EQ 5.0^ Eqpd 6.0^ 7.0^APR 2012 30 186 6.2 19 3MAR 2012 31 143 4.61 13 2FEB 2012 29 182 6.28 10 1JAN 2012 31 174 5.61 10 2

YTD 2012 121 685 5.66 52 8

APR 2011 30 197 6.56 19 1MAR 2011 31 578 18.64 61 4FEB 2011 28 135 4.82 16 0JAN 2011 31 190 6.12 15 3

YTD 2011 120 1100 9.16 111 8

2005-2011 2556 13639 5.33 1129 111YTD 2012 121 685 5.66 52 8TOTAL 2677 14324 5.35 1181 119

CENTRAL UNITED STATES

For the third consecutive month we've seen earthquakes in this region occur at a rate of <2.00 EQpd (1.60). There were 48 recorded earthquakes, of which 7 measured in at 3.0+, and 1 measured in at 4.0+. The strongest earthquake of the month was a 4.1 magnitude that occurred on April 3rd in Kiowa, Oklahoma.

Recent Earthquakes in Central US

== PRELIMINARY EARTHQUAKE REPORT ==U.S. Geological Survey, National Earthquake Information Center

Version #Q: This report supersedes any earlier reports of this event.This event has been reviewed by a seismologist.

A light earthquake occurred at 2:34:00 AM (CDT) on Tuesday, April 3, 2012 .The magnitude 4.1 event occurred 10 km (6 miles) SSE of Kiowa, OK .

The hypocentral depth is 5 km ( 3 miles).

Magnitude 4.1 - body magnitude (Mb)

TimeTuesday, April 3, 2012 at 2:34:00 AM (CDT) Tuesday, April 3, 2012 at 7:34:00 (UTC)

Distance from

Kiowa, OK - 10 km (6 miles) SSE (167 degrees)Wardville, OK - 14 km (9 miles) E (98 degrees)Savanna, OK - 22 km (13 miles) S (188 degrees)Broken Arrow, OK - 158 km (98 miles) S (183 degrees)

Coordinates 34 deg. 38.1 min. N (34.635N), 95 deg. 52.5 min. W ( 95.875W)

Depth 5 km (3.1 miles)

Quality unknown

Location Quality Parameters

Nst= 94, Nph= 94, Dmin=141.2 km, Rmss=0 sec, Erho=0 km, Erzz=0 km, Gp=43.2 degrees

Event ID# usc0008uyu

Additional Information map

Did you feel it?

http://folkworm.ceri.memphis.edu/recenteqs/Quakes/usc0008uyu.html

Here are the updated numbers:

Month Days EQ EQPDApr 2012 30 48 1.6Mar 2012 31 46 1.48

Feb 2012 29 36 1.24Jan 2012 31 68 2.19

2012 Total 121 198 1.64

Dec 2011 31 83 2.67Nov 2011 30 115 3.83Oct 2011 31 112 3.61Sept 2011 30 70 2.33

Sep-Dec Tot 122 380 3.112012 Total 121 198 1.64New Total 243 578 2.37

April 2012 Earthquakes in Central US (48)

Earthquakes recorded for April 2012. Times are local (CST or CDT). The most recent earthquakes are at the top of the list. Magnitude 3 and greater earthquakes are printed in bold type. The top three magnitudes greater than or equal to 3 are in red. MAG DATE LOCAL-TIME LAT LON DEPTH LOCATION y/m/d h:m:s deg deg km map 2.0 2012/04/30 13:41:05 35.414N 92.389W 0.1 6 km ( 3 mi) NNE of Damascus, AR MAP 3.2 2012/04/30 12:14:01 35.530N 96.760W 5.0 10 km ( 6 mi) SSE of Sparks, OK map 1.4 2012/04/30 04:38:01 36.199N 89.478W 7.3 7 km ( 4 mi) S of Ridgely, TN map 2.0 2012/04/29 23:35:12 36.554N 89.810W 4.0 7 km ( 4 mi) S of Parma, MO map 1.7 2012/04/28 02:37:54 36.492N 89.547W 8.2 11 km ( 7 mi) S of New Madrid, MO map 2.1 2012/04/27 21:36:08 36.131N 89.723W 5.1 9 km ( 6 mi) SW of Caruthersville, MO map 2.8 2012/04/27 21:14:24 35.528N 96.766W 4.8 10 km ( 6 mi) SSE of Sparks, OK map 1.6 2012/04/26 10:35:29 36.242N 89.594W 2.4 8 km ( 5 mi) NE of Caruthersville, MO map 2.1 2012/04/26 03:14:57 35.331N 92.570W 5.5 13 km ( 8 mi) W of Twin Groves, AR map 1.7 2012/04/26 00:04:37 37.910N 78.002W 4.6 13 km ( 8 mi) S of Louisa, VA map 1.8 2012/04/25 22:51:13 35.334N 92.574W 0.3 14 km ( 9 mi) W of Twin Groves, AR map 2.3 2012/04/23 20:26:29 33.577N 82.257W 0.1 13 km ( 8 mi) WNW of Evans, GA map 1.3 2012/04/23 20:21:13 36.313N 89.523W 8.4 6 km ( 4 mi) NNW of Ridgely, TN

map 2.2 2012/04/23 14:47:03 36.449N 92.858W 2.0 6 km ( 4 mi) ESE of Diamond City, AR map 1.6 2012/04/22 01:31:51 36.151N 89.400W 5.9 13 km ( 8 mi) N of Dyersburg, TN map 2.9 2012/04/21 07:45:25 35.574N 97.072W 5.0 21 km (13 mi) SSE of Fallis, OK map 2.0 2012/04/20 04:27:28 35.909N 90.139W 18.7 4 km ( 3 mi) NE of Manila, AR map 1.7 2012/04/19 10:36:04 35.545N 84.062W 23.2 16 km (10 mi) SE of Greenback, TN map 2.5 2012/04/18 01:16:35 37.765N 87.271W 15.2 23 km (14 mi) SSE of Newburgh, IN map 1.6 2012/04/17 06:41:21 35.380N 84.166W 9.2 12 km ( 7 mi) E of Tellico Plains, TN map 2.6 2012/04/16 09:30:58 34.818N 96.245W 5.0 25 km (15 mi) NNE of Centrahoma, OK MAP 3.8 2012/04/16 03:12:00 35.562N 96.758W 5.0 8 km ( 5 mi) SE of Sparks, OK map 1.5 2012/04/15 09:25:31 36.544N 89.612W 8.4 9 km ( 6 mi) WSW of New Madrid, MO map 2.2 2012/04/15 00:00:53 35.363N 92.090W 0.1 4 km ( 2 mi) NNW of Rose Bud, AR map 2.2 2012/04/14 23:45:01 35.359N 92.091W 2.3 3 km ( 2 mi) NNW of Rose Bud, AR map 1.8 2012/04/14 14:53:28 36.394N 89.612W 11.8 9 km ( 5 mi) ESE of Portageville, MO map 1.3 2012/04/14 12:49:05 36.537N 89.602W 8.9 9 km ( 5 mi) SW of New Madrid, MO MAP 3.0 2012/04/14 02:35:58 34.944N 96.001W 5.0 11 km ( 7 mi) ESE of Lamar, OK map 1.4 2012/04/12 22:16:04 36.541N 89.603W 7.3 8 km ( 5 mi) SW of New Madrid, MO map 2.0 2012/04/12 16:12:29 35.374N 92.099W 0.1 6 km ( 3 mi) NNW of Rose Bud, AR MAP 3.1 2012/04/12 07:10:04 35.501N 96.773W 4.9 12 km ( 8 mi) NNE of Johnson, OK map 2.0 2012/04/12 01:53:11 35.382N 92.109W 0.1 6 km ( 4 mi) NNW of Rose Bud, AR map 1.9 2012/04/12 00:33:59 35.373N 92.093W 0.1 5 km ( 3 mi) NNW of Rose Bud, AR map 2.0 2012/04/11 23:09:29 35.379N 92.121W 0.1 6 km ( 4 mi) ENE of Quitman, AR map 2.0 2012/04/11 22:24:30 35.662N 91.417W 5.7 5 km ( 3 mi) SSE of Newark, AR map 2.2 2012/04/11 03:02:54 38.653N 87.220W 12.4 5 km ( 3 mi) W of Washington, IN map 2.3 2012/04/10 23:39:12 35.797N 83.838W 19.4 8 km ( 5 mi) E of Eagleton Village, TN map 2.6 2012/04/08 22:58:13 35.687N 97.111W 5.0 7 km ( 4 mi) SSW of Fallis, OK map 2.9 2012/04/08 15:26:32 36.991N 104.882W 4.9 29 km (18 mi) SW of Cokedale, CO map 1.7 2012/04/07 22:25:14 36.546N 89.650W 7.3 12 km ( 7 mi) WSW of New Madrid, MO MAP 3.1 2012/04/07 16:47:28 45.681N 75.772W 6.5 115 km (72 mi) NNW of Norfolk, NY

map 1.9 2012/04/07 05:46:49 35.322N 92.058W 0.1 2 km ( 1 mi) ESE of Rose Bud, AR map 1.0 2012/04/07 01:37:13 36.206N 89.425W 6.7 9 km ( 5 mi) SE of Ridgely, TN MAP 3.3 2012/04/06 11:20:28 35.652N 97.179W 9.1 12 km ( 7 mi) SSW of Fallis, OK map 2.5 2012/04/03 16:19:59 34.589N 97.440W 5.0 26 km (16 mi) S of Maysville, OK map 2.5 2012/04/03 14:00:54 37.910N 77.996W 6.3 13 km ( 8 mi) S of Louisa, VA MAP 4.1 2012/04/03 02:34:00 34.635N 95.875W 5.0 7 km ( 5 mi) ESE of Kiowa, OK map 2.0 2012/04/02 05:19:39 35.394N 92.275W 4.0 6 km ( 3 mi) WNW of Quitman, AR

source: http://folkworm.ceri.memphis.edu/recenteqs/Quakes/quakes0.html

NEW MADRID REGION

There were 14 recorded earthquakes in the New Madrid region during the month. The strongest was a 2.1 that occurred April 27th in Caruthersville, Missouri.

There are 89 earthquakes on this map.

Click on an earthquake on the above map for more information.Click on an arrow at edge or corner of above map to go to an adjacent map.

Click here to go to index map || big earthquake list || all earthquakes listSpecial maps: Not Implemented

Map need updating? Try reloading the page to your browser.Maps are updated within about 5 minutes of an earthquake or once an hour.

Brown lines represent known hazardous faults or fault zones. White lines are roads.What happens when I click on an earthquake?

Update time = Wed May 2 5:00:02 CDT 2012Here are the 14 most recent earthquakes and all M>3 earthquakes on this map...

MAG DATE LOCAL-TIME LAT LON DEPTH LOCATION y/m/d h:m:s deg deg km

1.4 2012/04/30 04:38:01 36.199N 89.478W 7.3 7 km ( 4 mi) S of Ridgely, TN 2.0 2012/04/29 23:35:12 36.554N 89.810W 4.0 7 km ( 4 mi) S of Parma, MO 1.7 2012/04/28 02:37:54 36.492N 89.547W 8.2 11 km ( 7 mi) S of New Madrid, MO 2.1 2012/04/27 21:36:08 36.131N 89.723W 5.1 9 km ( 6 mi) SW of Caruthersville, MO 1.6 2012/04/26 10:35:29 36.242N 89.594W 2.4 8 km ( 5 mi) NE of Caruthersville, MO 1.3 2012/04/23 20:21:13 36.313N 89.523W 8.4 6 km ( 4 mi) NNW of Ridgely, TN 1.6 2012/04/22 01:31:51 36.151N 89.400W 5.9 13 km ( 8 mi) N of Dyersburg, TN 2.0 2012/04/20 04:27:28 35.909N 90.139W 18.7 4 km ( 3 mi) NE of Manila, AR 1.5 2012/04/15 09:25:31 36.544N 89.612W 8.4 9 km ( 6 mi) WSW of New Madrid, MO 1.8 2012/04/14 14:53:28 36.394N 89.612W 11.8 9 km ( 5 mi) ESE of Portageville, MO 1.3 2012/04/14 12:49:05 36.537N 89.602W 8.9 9 km ( 5 mi) SW of New Madrid, MO 1.4 2012/04/12 22:16:04 36.541N 89.603W 7.3 8 km ( 5 mi) SW of New Madrid, MO 1.7 2012/04/07 22:25:14 36.546N 89.650W 7.3 12 km ( 7 mi) WSW of New Madrid, MO 1.0 2012/04/07 01:37:13 36.206N 89.425W 6.7 9 km ( 5 mi) SE of Ridgely, TN Click here to see this same map with a complete list of earthquakes.

source: http://folkworm.ceri.memphis.edu/recenteqs/Maps/90-36.html

Also one more thing, keep an ear open for anything concerning May 20th.

That's all I have for now. Look for my next Earthquake Report during the first week of June.

Bye Y'all !

nvizabillat

"Shakin'"-Eddie Money, 1982