Southern California Earthquakes in the Past Week

Kate Hutton , Seismological Laboratory
Lucy Jones, U. S. Geological Survey
California Institute of Technology

October 5, 2001


The time period covered is 5 pm on Thursday, September 27 (PDT) through 5 pm on Thursday, October 4 (PDT). During this period we dectected and analysed 222 earthquakes. Click here to see a map.

The table below lists the quakes during the past week that were M2.5 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. Local Date Local Time Lat.      Long.    Depth  Descriptive location
      -------------------------------------------------------------------------------------------
 9709409  2.1  2001/09/27 17:39:25 32 37.2 N 116  7.2 W  3.2   17 km (11 mi) SW   of Ocotillo, CA  
 9709425  2.3  2001/09/27 22:18:50 36  0.6 N 117 52.7 W  3.1    7 km ( 5 mi) ESE  of Coso Junction, CA  
 9709473  2.0  2001/09/28 07:09:05 34 34.6 N 116 14.9 W  8.9   49 km (31 mi) N    of Joshua Tree, CA  
 9709477  2.4  2001/09/28 07:56:36 34  8.7 N 116 58.3 W  6.8   12 km ( 8 mi) SSW  of town of Big Bear Lake, CA  
 9709517  2.5  2001/09/28 17:52:52 32 44.5 N 118  3.5 W  9.7   28 km (18 mi) ESE  of San Clemente Is. 
 9709553  3.1  2001/09/28 23:51:05 34  2.9 N 116 46.2 W 13.7    8 km ( 5 mi) SE   of Mt. San Gorgonio, CA  
               Felt in the Banning, Cabazon area
 9709569  2.2  2001/09/29 01:13:23 32 55.7 N 116 18.8 W  7.0   29 km (18 mi) SW   of Ocotillo Wells, CA  
 9709589  3.0  2001/09/29 04:50:01 34 59.4 N 119 27.5 W 15.1   17 km (11 mi) S    of Taft, CA  
 9709601  3.0  2001/09/29 05:32:25 33 11.2 N 115 36.2 W  3.2    4 km ( 2 mi) ENE  of Obsidian Butte, CA  
 9709617  2.7  2001/09/29 06:50:27 34  8.1 N 116 55.0 W  9.0    9 km ( 6 mi) WNW  of Mt. San Gorgonio, CA  
 9709745  2.2  2001/09/29 23:39:54 33 48.9 N 117 42.3 W 13.2   13 km ( 8 mi) SE   of Yorba Linda, CA  
 9709845  1.9  2001/09/30 14:03:00 35 44.1 N 119 49.0 W  7.0   43 km (27 mi) E    of Cholame, CA  
11996191  2.0  2001/09/30 15:33:25 32  6.6 N 115 45.0 W  7.0   67 km (41 mi) SSW  of Calexico, CA  
 9709873  2.1  2001/09/30 16:40:48 34  3.1 N 117  8.4 W 11.3    3 km ( 2 mi) E    of Redlands, CA  
 9709913  2.6  2001/09/30 20:29:37 35 59.9 N 117 52.4 W  3.5    9 km ( 5 mi) SE   of Coso Junction, CA  
 9709917  2.0  2001/09/30 20:32:47 35 59.9 N 117 52.2 W  3.7    9 km ( 5 mi) SE   of Coso Junction, CA  
 9709989  2.7  2001/10/01 08:26:57 34 19.7 N 116 52.7 W  2.2    7 km ( 5 mi) NNW  of Big Bear City, CA  
 9709993  2.3  2001/10/01 09:19:39 34 22.4 N 116  9.0 W  5.0   28 km (17 mi) NNW  of Twentynine Palms, CA  
 9710097  2.3  2001/10/01 15:47:54 34 16.8 N 117  3.9 W  3.3    9 km ( 6 mi) NNE  of Running Springs, CA  
 9710161  3.0  2001/10/01 23:46:29 34 51.9 N 116 24.1 W  4.8   54 km (33 mi) SW   of Baker, CA  
 9710177  2.0  2001/10/02 01:42:51 34 26.8 N 116 15.3 W  6.6   35 km (22 mi) N    of Joshua Tree, CA  
 9710297  2.0  2001/10/02 12:16:37 34 22.5 N 116 28.3 W  3.4   29 km (18 mi) N    of Yucca Valley, CA  
 9710333  2.2  2001/10/02 14:57:12 32 57.7 N 117 44.6 W  7.0   43 km (26 mi) SW   of Oceanside, CA  
 9710349  2.0  2001/10/02 15:24:28 35 46.4 N 118 30.5 W  4.8   16 km (10 mi) NNW  of town of Lake Isabella, CA  
 9710381  2.3  2001/10/02 16:45:17 35  1.7 N 116 57.7 W  4.4   17 km (10 mi) NNE  of Barstow, CA  
 9710413  2.0  2001/10/02 20:18:21 34 51.6 N 116 24.1 W  4.8   54 km (34 mi) SSW  of Baker, CA  
 9710445  2.6  2001/10/03 01:34:01 36  5.4 N 117 53.6 W  0.7    7 km ( 4 mi) NE   of Coso Junction, CA  
 9710569  2.5  2001/10/03 12:26:18 36  5.5 N 117 53.7 W  0.0    7 km ( 4 mi) NE   of Coso Junction, CA  
 9710585  2.7  2001/10/03 13:35:59 32 58.7 N 115 54.5 W  9.0   28 km (17 mi) WSW  of Westmorland, CA  
 9710777  2.0  2001/10/04 09:41:48 33 54.3 N 117 47.7 W 11.0    3 km ( 2 mi) NE   of Yorba Linda, CA  
         -------------------------------------------------------------------------------------------