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2005 Earthquake Count in South American Area: January through March

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The following information is taken from the Earthquakes Hazard program maintained by USGS and mapped on S. America map area which includes the South American continent, the Caribbean and the Pacific and Atlantic oceans nearest the continent.

Earthquake information is added weekly. Number of earthquakes, listed by the USG, since January 1, 2005: 288

Earthquake Rating:

Micro: Under 2 - Generally not felt

Minor: Less than 3.5 - Generally not felt, but recorded

Light: 3.5-5.4 - Often felt, but rarely causes damage

Moderate: Under 6.0 - At most slight damage to well-designed buildings. Can cause major damage to poorly constructed buildings over small regions

Strong: 6.1-6.9 - Can be destructive in areas up to about 100 kilometers across where people live

Major: 7.0-7.9 - Major earthquake. Can cause serious damage over larger areas

Great: 8 or greater - Great earthquake. Can cause serious damage in areas several hundred kilometers across.

NUMBER MAG DATE UTC-TIME LAT LON DEPTH region
y/m/d h:m:s deg deg km

5.2 2005/03/31 21:52:32 -23.203 -63.784 10.0 SALTA, ARGENTINA
5.1 2005/03/31 16:33:41 -23.510 -64.518 35.0 SALTA, ARGENTINA
4.6 2005/03/31 15:39:54 16.336 -98.037 25.0 OAXACA, MEXICO
4.2 2005/03/31 10:32:18 -20.602 -68.891 101.7 TARAPACA, CHILE
4.4 2005/03/31 01:19:53 -57.857 -25.113 35.0 SOUTH SANDWICH ISLANDS REGION
5.1 2005/03/30 23:31:23 -35.237 -70.998 90.3 MAULE, CHILE
4.6 2005/03/30 22:41:40 -35.451 -70.991 117.0 MAULE, CHILE
4.5 2005/03/30 18:40:32 12.895 -88.728 66.5 OFF THE COAST OF CENTRAL AMERICA
4.4 2005/03/30 16:56:47 -20.131 -70.410 84.7 OFFSHORE TARAPACA, CHILE
4.7 2005/03/30 07:55:22 -45.658 -76.790 10.0 OFF THE COAST OF AISEN, CHILE
4.4 2005/03/29 22:11:08 -38.901 -75.105 28.7 OFF THE COAST OF ARAUCANIA, CHILE
5.1 2005/03/29 16:38:23 -33.643 -71.983 33.5 OFFSHORE VALPARAISO, CHILE
4.2 2005/03/29 03:49:47 -17.471 -69.211 175.1 LA PAZ, BOLIVIA
5.1 2005/03/28 13:46:53 12.570 -86.904 169.1 NICARAGUA
4.5 2005/03/28 00:45:06 9.720 -69.910 10.4 LARA - PORTUGUESA REGION, VENEZUELA
5.1 2005/03/28 00:01:30 -0.270 -20.732 10.0 CENTRAL MID-ATLANTIC RIDGE
3.3 2005/03/27 23:35:34 19.013 -65.439 24.8 PUERTO RICO REGION
3.3 2005/03/27 22:12:58 19.342 -64.861 24.9 VIRGIN ISLANDS
3.4 2005/03/27 21:57:14 18.817 -64.301 25.3 VIRGIN ISLANDS
2.5 2005/03/27 19:53:49 17.873 -66.009 11.5 PUERTO RICO REGION
4.6 2005/03/25 06:43:10 -14.441 -75.568 107.5 NEAR THE COAST OF CENTRAL PERU
5.0 2005/03/25 03:54:27 -20.253 -68.826 95.9 TARAPACA, CHILE
4.7 2005/03/25 00:07:21 -20.066 -70.405 57.8 OFFSHORE TARAPACA, CHILE
5.5 2005/03/24 07:33:51 7.117 -34.074 10.0 CENTRAL MID-ATLANTIC RIDGE
5.0 2005/03/24 06:08:37 -55.950 -27.082 53.4 SOUTH SANDWICH ISLANDS REGION
5.1 2005/03/23 21:12:00 -11.600 -56.776 10.0 MATO GROSSO, BRAZIL
4.7 2005/03/23 11:32:07 -14.774 -76.263 22.5 NEAR THE COAST OF CENTRAL PERU
3.3 2005/03/23 11:16:23 19.358 -64.988 25.2 VIRGIN ISLANDS
4.3 2005/03/23 07:45:28 -23.225 -66.589 195.5 JUJUY, ARGENTINA
4.6 2005/03/22 16:20:55 10.410 -62.390 8.5 NEAR THE COAST OF VENEZUELA
4.3 2005/03/22 16:04:10 -33.225 -72.286 34.2 OFFSHORE VALPARAISO, CHILE
4.1 2005/03/22 11:41:48 -20.075 -68.796 123.6 TARAPACA, CHILE
4.6 2005/03/22 00:28:29 -14.650 -76.080 41.0 NEAR THE COAST OF CENTRAL PERU