2012-05-20 07:20:37 (M 6.4) OFF EAST COAST OF HONSHU, JAPAN 39.7 143.0 (47279)

Globe with Earthquake Location

6.4 M - OFF EAST COAST OF HONSHU, JAPAN

Preliminary Earthquake Report
Magnitude 6.4 M
Date-Time
  • 20 May 2012 07:20:37 UTC
  • 20 May 2012 17:20:37 near epicenter
  • 20 May 2012 04:20:37 standard time in your timezone
Location 39.727N 143.037E
Depth 15 km
Distances
  • 156 km (97 miles) ESE (123 degrees) of Hachinohe, Honshu, Japan
  • 163 km (101 miles) E (89 degrees) of Morioka, Honshu, Japan
  • 232 km (144 miles) ESE (121 degrees) of Aomori, Honshu, Japan
  • 536 km (333 miles) NNE (32 degrees) of TOKYO, Japan
Location Uncertainty Horizontal: 16.4 km; Vertical 5.5 km
Parameters Nph = 104; Dmin = 489.8 km; Rmss = 1.21 seconds; Gp = 68°
M-type = M; Version = 7
Event ID US b0009uu3

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2012-05-20 07:19:55 (Mw 6.0) OFF EAST COAST OF HONSHU, JAPAN 39.6 143.2 (47279)

Globe with Earthquake Location

6.0 Mw - OFF EAST COAST OF HONSHU, JAPAN

Preliminary Earthquake Report
Magnitude 6.0 Mw
Date-Time
  • 20 May 2012 07:19:55 UTC
  • 20 May 2012 17:19:55 near epicenter
  • 20 May 2012 04:19:55 standard time in your timezone
Location 39.597N 143.242E
Depth 10 km
Distances
  • 179 km (111 miles) SE (124 degrees) of Hachinohe, Honshu, Japan
  • 181 km (112 miles) E (94 degrees) of Morioka, Honshu, Japan
  • 253 km (157 miles) NE (53 degrees) of Sendai, Honshu, Japan
  • 534 km (332 miles) NE (34 degrees) of TOKYO, Japan
Location Uncertainty Horizontal: 14.9 km; Vertical 4.1 km
Parameters Nph = 407; Dmin = 269.4 km; Rmss = 0.84 seconds; Gp = 32°
M-type = Mw; Version = 9
Event ID US b0009tnt

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2012-05-19 08:35:11 (Mw 6.2) OFFSHORE ANTOFAGASTA, CHILE -25.8 -70.8 (47279)

Globe with Earthquake Location

6.2 Mw - OFFSHORE ANTOFAGASTA, CHILE

Preliminary Earthquake Report
Magnitude 6.2 Mw
Date-Time
  • 19 May 2012 08:35:11 UTC
  • 19 May 2012 04:35:11 near epicenter
  • 19 May 2012 05:35:11 standard time in your timezone
Location 25.790S 70.809W
Depth 34 km
Distances
  • 177 km (110 miles) NNW (346 degrees) of Copiapo, Chile
  • 240 km (149 miles) S (190 degrees) of Antofagasta, Chile
  • 413 km (257 miles) SSW (207 degrees) of Calama, Chile
  • 857 km (533 miles) N (359 degrees) of SANTIAGO, Chile
Location Uncertainty Horizontal: 15.0 km; Vertical 5.9 km
Parameters Nph = 422; Dmin = 141.4 km; Rmss = 0.99 seconds; Gp = 97°
M-type = Mw; Version = 9
Event ID US b0009tam

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2012-05-18 02:00:41 UPDATED: (Mw 6.2) OFF COAST OF AISEN, CHILE -44.6 -80.1 (47279)

Globe with Earthquake Location

6.2 Mw - OFF COAST OF AISEN, CHILE

Preliminary Earthquake Report
Magnitude 6.2 Mw
Date-Time
  • 18 May 2012 02:00:41 UTC
  • 17 May 2012 21:00:41 near epicenter
  • 17 May 2012 23:00:41 standard time in your timezone
Location 44.594S 80.073W
Depth 10 km
Distances
  • 675 km (419 miles) WSW (237 degrees) of Puerto Montt, Chile
  • 1475 km (916 miles) SSW (210 degrees) of SANTIAGO, Chile
Location Uncertainty Horizontal: 24.8 km; Vertical 2.8 km
Parameters Nph = 169; Dmin = 891.7 km; Rmss = 1.06 seconds; Gp = 205°
M-type = Mw; Version = E
Event ID US b0009sgu ***This event supersedes event AT00m4749a.

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2012-05-17 06:50:55 (Mb 4.7) OFFSHORE VALPARAISO, CHILE -32.7 -71.8 (47279)

Globe with Earthquake Location

4.7 Mb - OFFSHORE VALPARAISO, CHILE

Preliminary Earthquake Report
Magnitude 4.7 Mb
Date-Time
  • 17 May 2012 06:50:55 UTC
  • 17 May 2012 02:50:55 near epicenter
  • 17 May 2012 03:50:55 standard time in your timezone
Location 32.743S 71.785W
Depth 16 km
Distances
  • 39 km (24 miles) NNW (344 degrees) of Valparaiso, Chile
  • 134 km (83 miles) NW (309 degrees) of SANTIAGO, Chile
  • 278 km (173 miles) W (272 degrees) of Mendoza, Argentina
Location Uncertainty Horizontal: 13.8 km; Vertical 8.3 km
Parameters Nph = 31; Dmin = 76.8 km; Rmss = 0.83 seconds; Gp = 147°
M-type = Mb; Version = 6
Event ID US b0009rs3

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2012-05-16 10:16:56 (Mb 4.6) OFF COAST OF ANTOFAGASTA, CHILE -24.9 -71.0 (47279)

Globe with Earthquake Location

4.6 Mb - OFF COAST OF ANTOFAGASTA, CHILE

Preliminary Earthquake Report
Magnitude 4.6 Mb
Date-Time
  • 16 May 2012 10:16:56 UTC
  • 16 May 2012 05:16:56 near epicenter
  • 16 May 2012 07:16:56 standard time in your timezone
Location 24.940S 71.030W
Depth 16 km
Distances
  • 156 km (97 miles) SSW (205 degrees) of Antofagasta, Chile
  • 274 km (170 miles) NNW (346 degrees) of Copiapo, Chile
  • 346 km (215 miles) SW (218 degrees) of Calama, Chile
  • 953 km (592 miles) N (358 degrees) of SANTIAGO, Chile
Location Uncertainty Horizontal: 19.2 km; Vertical 7.5 km
Parameters Nph = 44; Dmin = 148.1 km; Rmss = 0.55 seconds; Gp = 140°
M-type = Mb; Version = 6
Event ID US b0009qyi

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2012-05-14 10:00:30 (Mw 5.9) TARAPACA, CHILE -17.7 -69.7 (47279)

Globe with Earthquake Location

5.9 Mw - TARAPACA, CHILE

Preliminary Earthquake Report
Magnitude 5.9 Mw
Date-Time
  • 14 May 2012 10:00:30 UTC
  • 14 May 2012 06:00:30 near epicenter
  • 14 May 2012 07:00:30 standard time in your timezone
Location 17.721S 69.699W
Depth 22 km
Distances
  • 66 km (41 miles) ENE (62 degrees) of Tacna, Peru
  • 110 km (68 miles) NE (38 degrees) of Arica, Chile
  • 143 km (89 miles) ESE (114 degrees) of Moquegua, Peru
  • 1007 km (626 miles) SE (129 degrees) of LIMA, Peru
Location Uncertainty Horizontal: 15.5 km; Vertical 6.9 km
Parameters Nph = 527; Dmin = 226.0 km; Rmss = 0.89 seconds; Gp = 28°
M-type = Mw; Version = A
Event ID US b0009pcc

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2012-05-13 12:42:50 (Mb 4.8) OFFSHORE VALPARAISO, CHILE -32.7 -71.8 (47279)

Globe with Earthquake Location

4.8 Mb - OFFSHORE VALPARAISO, CHILE

Preliminary Earthquake Report
Magnitude 4.8 Mb
Date-Time
  • 13 May 2012 12:42:50 UTC
  • 13 May 2012 08:42:50 near epicenter
  • 13 May 2012 09:42:50 standard time in your timezone
Location 32.734S 71.785W
Depth 14 km
Distances
  • 40 km (25 miles) NNW (344 degrees) of Valparaiso, Chile
  • 134 km (84 miles) NW (309 degrees) of SANTIAGO, Chile
  • 278 km (173 miles) W (273 degrees) of Mendoza, Argentina
Location Uncertainty Horizontal: 12.3 km; Vertical 4.9 km
Parameters Nph = 202; Dmin = 76.8 km; Rmss = 0.78 seconds; Gp = 86°
M-type = Mb; Version = 9
Event ID US b0009nwg

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2012-05-05 21:40:33 (Mb 4.5) LA RIOJA, ARGENTINA -28.8 -68.8 (47279)

Globe with Earthquake Location

4.5 Mb - LA RIOJA, ARGENTINA

Preliminary Earthquake Report
Magnitude 4.5 Mb
Date-Time
  • 5 May 2012 21:40:33 UTC
  • 5 May 2012 18:40:33 near epicenter
  • 5 May 2012 18:40:33 standard time in your timezone
Location 28.825S 68.770W
Depth 94 km
Distances
  • 200 km (124 miles) WNW (289 degrees) of La Rioja, Argentina
  • 229 km (142 miles) SE (137 degrees) of Copiapo, Chile
  • 277 km (172 miles) ENE (64 degrees) of Coquimbo, Chile
  • 550 km (342 miles) NNE (20 degrees) of SANTIAGO, Chile
Location Uncertainty Horizontal: 23.3 km; Vertical 9.1 km
Parameters Nph = 41; Dmin = 189.2 km; Rmss = 0.86 seconds; Gp = 72°
M-type = Mb; Version = 8
Event ID US b0009iup

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2012-05-01 22:43:38 (Mw 6.3) OFFSHORE CHIAPAS, MEXICO 14.4 -93.0 (47279)

Globe with Earthquake Location

6.3 Mw - OFFSHORE CHIAPAS, MEXICO

Preliminary Earthquake Report
Magnitude 6.3 Mw
Date-Time
  • 1 May 2012 22:43:38 UTC
  • 1 May 2012 17:43:38 near epicenter
  • 1 May 2012 19:43:38 standard time in your timezone
Location 14.420N 92.969W
Depth 44 km
Distances
  • 82 km (51 miles) W (260 degrees) of Suchiate, Chiapas, Mexico
  • 91 km (57 miles) SW (234 degrees) of Tapachula, Chiapas, Mexico
  • 97 km (60 miles) SW (214 degrees) of Huixtla, Chiapas, Mexico
  • 265 km (165 miles) W (265 degrees) of GUATEMALA CITY, Guatemala
Location Uncertainty Horizontal: 13.0 km; Vertical 9.9 km
Parameters Nph = 393; Dmin = 224.9 km; Rmss = 1.15 seconds; Gp = 140°
M-type = Mw; Version = 5
Event ID US c0009gut

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