SCSN Earthquake Commentary

January 26, 2006

M4.0 Quake – 42 Miles SE of Calexico, CA

Filed under: Felt Earthquakes, Large Events, Significant Events — Anthony Guarino @ 10:52 pm

On Thursday, January 26, 2006 at 09:49:25 PM (PST), there was a M4.0 earthquake, located 42 miles SE of Calexico, CA, just south of the border in Baja Norte, Mexico. If you felt this quake, and would like to report it, click here. This quake was preceded by 3 foreshocks – a M3.1 at 3:06 PM (PST), a M3.8 at 9:22 PM, and a M3.5 at 9:43 PM. This may be the beginning of a swarm, which would not be uncommon for this area.

M3.8 Earthquake 40 Miles SE of Calexico, CA

Filed under: Significant Events — Anthony Guarino @ 10:37 pm

At 9:22PM PST on the 26th of Jan 2006, there was a M3.8 quake, located 40 mi. SE of Calexico, CA. This may have been felt in the Calexico area.

Weekly Report – 1/26/06

Filed under: Weekly — Anthony Guarino @ 5:17 pm


Southern California Earthquakes in the Past Week



Anthony Guarino
Seismological Laboratory


Lucy Jones, U. S. Geological Survey

California Institute of Technology

January 26, 2006

This report covers the seven day period ending 16:00 on January 26, 2006. During this period we detected and analyzed 188 earthquakes.
The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. Times are local times; if you want Greenwich Mean Time, add 7 hrs to the Pacific Daylight Time or 8 hrs to the Pacific Standard Time listed.

          Mag. PST Date   PST Time  Lat.       Long.    Depth  Descriptive location
-------------------------------------------------------------------------------------------
14209440  2.1  2006/01/19 18:50:51 34 19.5 N 116 51.3 W  6.0    7 km ( 4 mi) N    of Big Bear City, CA
14209476  2.0  2006/01/20 01:40:19 32 24.0 N 115 15.3 W  6.0   37 km (23 mi) SE   of Calexico, CA
14209536  2.2  2006/01/20 08:48:42 32 30.0 N 115 26.6 W  6.0   19 km (12 mi) SSE  of Calexico, CA
14209672  2.3  2006/01/20 21:23:59 35 21.3 N 118 37.6 W  2.9   25 km (15 mi) NE   of Arvin, CA
14209880  2.4  2006/01/22 02:10:44 35 21.5 N 118 37.7 W  0.0   25 km (15 mi) NE   of Arvin, CA
14209888  2.9  2006/01/22 02:28:07 35 39.5 N 119 11.6 W 24.6   36 km (22 mi) NNW  of Bakersfield, CA
Felt in the epicentral area
14209900  2.6  2006/01/22 04:09:46 35 44.2 N 121  6.6 W  6.0   20 km (13 mi) N    of Cambria, CA
14209984  2.9  2006/01/22 15:18:51 32 15.3 N 115 11.4 W  6.0   54 km (34 mi) SSE  of Calexico, CA
14210088  2.1  2006/01/23 05:53:26 33 53.2 N 117 29.9 W 13.1    6 km ( 4 mi) ENE  of Corona, CA
10165617  2.0  2006/01/23 12:49:29 34 42.5 N 116 17.2 W  2.9   64 km (40 mi) N    of Joshua Tree, CA
10165637  2.2  2006/01/23 13:02:44 32 27.5 N 115 15.4 W  6.0   32 km (20 mi) SE   of Calexico, CA
10165645  2.2  2006/01/23 13:57:05 32 27.5 N 115 15.3 W  6.0   32 km (20 mi) SE   of Calexico, CA
10165685  2.0  2006/01/23 16:27:36 36  1.6 N 117 46.3 W  1.2   16 km (10 mi) E    of Coso Junction, CA
10165693  2.1  2006/01/23 16:53:58 34 20.2 N 118 36.6 W 14.9    8 km ( 5 mi) SSW  of Valencia, CA
10165733  2.7  2006/01/24 00:11:11 36  4.5 N 117 54.1 W  5.4    5 km ( 3 mi) NE   of Coso Junction, CA
10165781  2.3  2006/01/24 02:24:24 32 24.0 N 115 13.6 W 10.0   39 km (24 mi) SE   of Calexico, CA
10165969  2.1  2006/01/24 16:42:07 33 37.8 N 116 42.4 W 15.6    9 km ( 6 mi) NNW  of Anza, CA
10165993  2.1  2006/01/24 17:16:19 34 15.7 N 118 25.1 W 12.7    3 km ( 2 mi) SE   of Pacoima, CA
10166189  2.2  2006/01/25 20:42:14 32 17.1 N 115  2.7 W 29.2   60 km (37 mi) SE   of Calexico, CA
10166213  2.1  2006/01/25 23:38:38 32 12.1 N 115  3.3 W 10.0   66 km (41 mi) SE   of Calexico, CA
10166237  2.4  2006/01/26 02:35:33 32 12.2 N 115  1.9 W 10.0   67 km (42 mi) SW   of Yuma, AZ
10166253  2.5  2006/01/26 03:58:11 32 11.4 N 115  2.3 W 32.3   68 km (42 mi) SE   of Calexico, CA
10166269  2.2  2006/01/26 06:04:42 32 10.8 N 115  2.4 W 32.6   69 km (43 mi) SE   of Calexico, CA
10166413  3.1  2006/01/26 15:03:28 32 15.7 N 115  5.1 W 31.9   59 km (37 mi) SE   of Calexico, CA  

January 19, 2006

Weekly Report – Jan. 19, 2006

Filed under: Weekly — Anthony Guarino @ 5:07 pm




Southern California Earthquakes in the Past Week

Anthony Guarino
Seismological Laboratory


Lucy JonesU. S. Geological Survey

California Institute of Technology

January 19, 2006

This report covers the seven day period ending 16:00 on January 19, 2006. During this period we detected and analyzed 140 earthquakes.
The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. Times are local times; if you want Greenwich Mean Time, add 7 hrs to the Pacific Daylight Time or 8 hrs to the Pacific Standard Time listed.

          Mag. PST Date   PST Time  Lat.       Long.    Depth  Descriptive location
-------------------------------------------------------------------------------------------
14208520  2.1  2006/01/13 09:04:26 33 55.8 N 116 56.2 W  8.4    4 km ( 2 mi) E    of Beaumont, CA
14208688  2.5  2006/01/14 15:38:54 32 21.2 N 115 16.0 W  6.0   41 km (26 mi) SSE  of Calexico, CA
14208700  2.2  2006/01/14 17:12:16 32 22.8 N 115 16.6 W  6.0   38 km (24 mi) SSE  of Calexico, CA
14208704  2.1  2006/01/14 17:22:24 34 10.4 N 116 48.1 W  5.3    8 km ( 5 mi) NNE  of Mt. San Gorgonio, CA
14208784  2.6  2006/01/15 05:15:58 32 20.3 N 115 16.4 W  6.0   42 km (26 mi) SSE  of Calexico, CA
14208788  2.0  2006/01/15 05:26:41 32 22.0 N 115 16.1 W  6.0   40 km (25 mi) SSE  of Calexico, CA
14208792  2.5  2006/01/15 05:47:49 32 20.6 N 115 17.1 W  6.0   41 km (26 mi) SSE  of Calexico, CA
14208820  2.6  2006/01/15 06:05:05 32 16.1 N 115 15.7 W  6.0   50 km (31 mi) SSE  of Calexico, CA
14208896  2.3  2006/01/15 21:48:29 32  3.5 N 115 51.7 W  6.0   76 km (47 mi) SSW  of Calexico, CA
14209036  2.2  2006/01/16 15:47:43 34 41.1 N 116 19.2 W  3.9   61 km (38 mi) N    of Joshua Tree, CA
14209060  2.2  2006/01/16 20:09:19 32 35.4 N 115 35.8 W 13.0   13 km ( 8 mi) SW   of Calexico, CA
14209080  2.3  2006/01/16 21:55:16 34 40.8 N 116 17.4 W  3.2   61 km (38 mi) N    of Joshua Tree, CA
14209088  2.4  2006/01/16 22:16:02 32 15.1 N 115 14.5 W  6.0   52 km (32 mi) SSE  of Calexico, CA
14209156  2.2  2006/01/17 11:01:19 34 39.3 N 116 19.9 W  4.1   58 km (36 mi) N    of Joshua Tree, CA
14209232  3.0  2006/01/18 04:28:05 33 13.0 N 116  5.0 W 13.7    9 km ( 6 mi) NNE  of Ocotillo Wells, CA
Felt in Ocotillo Wells and surrounding area

January 12, 2006

Weekly Report – January 12, 2006

Filed under: Weekly — Anthony Guarino @ 5:19 pm




Southern California Earthquakes in the Past Week

Anthony Guarino
Seismological Laboratory


Lucy JonesU. S. Geological Survey

California Institute of Technology

January 13, 2006

This report covers the seven day period ending 16:00 on January 12, 2006. During this period we detected and analyzed 156 earthquakes.
The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. Times are local times; if you want Greenwich Mean Time, add 7 hrs to the Pacific Daylight Time or 8 hrs to the Pacific Standard Time listed.

          Mag. PST Date   PST Time  Lat.       Long.    Depth  Descriptive location
-------------------------------------------------------------------------------------------
14207420  2.2  2006/01/05 22:04:23 34 24.9 N 116 29.4 W 13.5   33 km (21 mi) N    of Yucca Valley, CA
14207456  2.5  2006/01/06 05:00:20 36  1.3 N 117 46.3 W  1.8   16 km (10 mi) E    of Coso Junction, CA
14207516  3.3  2006/01/06 16:21:22 32 25.0 N 115 24.9 W  6.0   29 km (18 mi) SSE  of Calexico, CA
14207520  3.4  2006/01/06 16:49:18 32 26.1 N 115 24.2 W  6.0   27 km (17 mi) SSE  of Calexico, CA
14207528  2.2  2006/01/06 18:12:04 32 21.7 N 115 23.8 W  6.0   35 km (22 mi) SSE  of Calexico, CA
14207548  2.2  2006/01/06 23:35:26 33 59.4 N 119  9.2 W  3.6   18 km (11 mi) SSE  of Port Hueneme, CA
14207564  2.0  2006/01/07 01:27:22 32  3.1 N 116 21.0 W  6.0   83 km (52 mi) SSW  of Ocotillo, CA
14207580  2.2  2006/01/07 04:36:35 35  1.2 N 119  1.3 W 13.2    7 km ( 5 mi) WNW  of Wheeler Ridge, CA
14207780  2.1  2006/01/08 11:31:18 33 38.8 N 116 44.7 W 14.7   11 km ( 7 mi) SSW  of Idyllwild, CA
14207812  2.3  2006/01/08 14:21:51 33  6.1 N 115 36.3 W 13.8    7 km ( 5 mi) NNE  of Westmorland, CA
14207932  2.5  2006/01/09 06:07:50 32 32.5 N 118  6.8 W 25.5   38 km (24 mi) SE   of San Clemente Is.
14207936  3.1  2006/01/09 07:13:13 32  9.1 N 115 53.1 W  6.0   66 km (41 mi) S    of Ocotillo, CA
14207964  2.5  2006/01/09 11:20:43 33 11.5 N 115 36.0 W  2.6    4 km ( 3 mi) NE   of Obsidian Butte, CA
14208100  2.4  2006/01/10 11:52:11 33 42.2 N 116 50.5 W 15.4   13 km ( 8 mi) WSW  of Idyllwild, CA
14208112  2.2  2006/01/10 12:45:15 32 18.3 N 115 12.9 W  6.0   48 km (30 mi) SSE  of Calexico, CA
14208164  2.2  2006/01/10 21:51:53 33 48.4 N 119 21.5 W  6.0   29 km (18 mi) SSE  of Santa Cruz Is.
14208356  2.7  2006/01/12 08:31:41 33 55.6 N 117 47.9 W  9.1    4 km ( 3 mi) NNE  of Yorba Linda, CA
Felt in Anaheim, Yorba Linda, Fullerton, Placentia, and Brea. If you felt this quake, and would like to report it,
click here.
14208364  2.3  2006/01/12 09:12:43 32 49.9 N 115 28.1 W  5.3    9 km ( 5 mi) ENE  of El Centro, CA
14208384  2.3  2006/01/12 10:13:58 34  0.4 N 118 55.3 W 15.0    4 km ( 3 mi) SSE  of Leo Carrillo State Beach, CA
14208404  2.5  2006/01/12 12:17:37 32 20.2 N 115  9.2 W  6.0   49 km (30 mi) SE   of Calexico, CA  

January 6, 2006

M3.3 Quale 20 Miles SSE of Calexico

Filed under: Significant Events — kate @ 5:31 pm

There was a M3.3 quake, located just 20 miles SSE of Calexico, CA, just on the other side of the USA-Mexico border at 4:21 PM PST today. This quake was probably felt in the epicentral area, and may have been felt as far away as the Calexico area. If you felt this quake, and would like to report it, click here.

January 5, 2006

Weekly Report – January 5, 2006

Filed under: Weekly — Anthony Guarino @ 5:17 pm




Southern California Earthquakes in the Past Week

Anthony Guarino
Seismological Laboratory


Lucy JonesU. S. Geological Survey

California Institute of Technology

January 05, 2006

This report covers the seven day period ending 16:00 on January 05, 2006. During this period we detected and analyzed 169 earthquakes.
The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. Times are local times; if you want Greenwich Mean Time, add 7 hrs to the Pacific Daylight Time or 8 hrs to the Pacific Standard Time listed.

          Mag. PST Date   PST Time  Lat.       Long.    Depth  Descriptive location
-------------------------------------------------------------------------------------------
14206372  2.5  2005/12/29 16:22:44 34 38.5 N 116 30.9 W  3.7   45 km (28 mi) ENE  of Lucerne Valley, CA
14206424  3.8  2005/12/30 04:17:10 32  6.6 N 116 25.5 W  9.1   76 km (47 mi) SE   of San Ysidro, CA
Felt in Southern San Diego County
14206432  2.2  2005/12/30 05:31:12 32  6.3 N 115 53.8 W  0.2   71 km (44 mi) S    of Ocotillo, CA
14206468  2.2  2005/12/30 14:04:30 33  8.5 N 116 30.9 W  9.9   11 km ( 7 mi) NE   of Julian, CA
14206536  2.7  2005/12/31 07:15:52 32  7.5 N 116 24.9 W  6.0   76 km (47 mi) SE   of San Ysidro, CA
14206552  2.5  2005/12/31 09:52:47 33  2.6 N 115 33.4 W 10.0    6 km ( 4 mi) E    of Westmorland, CA
14206660  2.1  2005/12/31 23:19:25 33 30.1 N 115 49.9 W  9.4   10 km ( 6 mi) ESE  of North Shore, CA
14206684  2.4  2006/01/01 04:30:43 32  6.7 N 115 52.3 W  6.0   70 km (44 mi) S    of Ocotillo, CA
14206756  2.9  2006/01/01 15:58:53 35  7.6 N 117 33.8 W  3.7   16 km (10 mi) NNE  of Boron, CA
Felt in Boron
14206844  2.6  2006/01/02 07:34:13 34  1.2 N 117  8.9 W  4.1    5 km ( 3 mi) SSE  of Redlands, CA
14206856  2.8  2006/01/02 08:11:20 33 46.7 N 116  2.2 W  5.6   18 km (11 mi) ENE  of Indio, CA
Felt in Indio
14206892  2.4  2006/01/02 12:15:33 33 30.3 N 116 28.1 W  6.3   20 km (12 mi) ESE  of Anza, CA
14206956  2.3  2006/01/02 17:32:23 33  2.1 N 116 24.9 W  5.6   18 km (11 mi) ESE  of Julian, CA
14206980  2.1  2006/01/02 21:52:21 34 16.9 N 117 30.4 W 11.8   12 km ( 7 mi) NW   of Devore, CA
14207040  2.5  2006/01/03 07:37:52 36  0.9 N 117 49.4 W  1.6   12 km ( 7 mi) ESE  of Coso Junction, CA
14207144  2.2  2006/01/03 22:18:26 35 21.6 N 118 37.8 W  2.9   25 km (15 mi) NE   of Arvin, CA
14207164  2.1  2006/01/04 02:00:03 35  1.1 N 119  0.6 W 13.3    6 km ( 4 mi) WNW  of Wheeler Ridge, CA
14207220  2.7  2006/01/04 06:45:40 32 20.8 N 115 12.7 W  6.0   45 km (28 mi) SE   of Calexico, CA  

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