Southern California Earthquakes in the Past Week
Seismological Laboratory
Sue Hough U. S. Geological Survey
California Institute of Technology
July 31, 2008
This report covers the seven day period ending 17:00 on July 31, 2008. During this period we detected and analyzed 296 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.
Please note that not all events have been reviewed by a seismologist at this time
Mag. PST Date PST Time Lat. Long. Depth Descriptive location ------------------------------------------------------------------------------------------- 14383164 2.1 2008/07/24 22:52:42 32 16.7 N 116 14.3 W 19.2 56 km (35 mi) SSW of Ocotillo, CA 14383184 2.1 2008/07/25 04:25:59 32 14.9 N 115 20.5 W 12.2 49 km (30 mi) SSE of Calexico, CA 14383192 2.3 2008/07/25 04:59:05 36 4.5 N 117 53.9 W 6.0 6 km ( 3 mi) NE of Coso Junction, CA 14383236 2.3 2008/07/25 11:11:23 32 9.0 N 115 51.5 W 6.7 66 km (41 mi) S of Ocotillo, CA 14383292 3.4 2008/07/25 17:53:02 32 15.9 N 115 19.1 W 31.4 48 km (30 mi) SSE of Calexico, CA 14383316 2.1 2008/07/25 18:27:20 32 19.8 N 115 19.8 W 7.0 41 km (25 mi) SSE of Calexico, CA 14383340 2.8 2008/07/25 20:17:37 32 12.2 N 115 19.1 W 20.6 54 km (34 mi) SSE of Calexico, CA 14383420 2.1 2008/07/26 09:38:00 32 36.2 N 115 46.7 W 7.8 25 km (15 mi) SE of Ocotillo, CA 14383532 2.1 2008/07/26 19:09:29 34 49.3 N 120 10.0 W 1.2 23 km (15 mi) N of Buellton, CA 14383536 3.0 2008/07/26 20:00:29 32 15.1 N 115 19.3 W 16.3 49 km (30 mi) SSE of Calexico, CA 14383568 3.0 2008/07/26 23:31:29 32 10.4 N 115 20.3 W 12.0 57 km (35 mi) SSE of Calexico, CA 14383576 2.7 2008/07/27 03:13:44 32 10.9 N 115 20.5 W 3.5 56 km (35 mi) SSE of Calexico, CA 14383764 2.3 2008/07/28 11:23:58 32 18.5 N 115 20.6 W 6.0 42 km (26 mi) SSE of Calexico, CA 14383844 2.5 2008/07/28 19:37:11 32 45.7 N 115 31.9 W 6.0 4 km ( 2 mi) SSE of El Centro, CA 14383864 2.2 2008/07/28 23:18:44 34 16.2 N 117 11.2 W 8.7 2 km ( 1 mi) N of Lake Arrowhead, CA 14383940 2.2 2008/07/29 03:40:06 33 58.5 N 116 49.6 W 14.9 7 km ( 4 mi) NE of Banning, CA 14383948 3.1 2008/07/29 05:04:32 34 59.5 N 116 56.3 W 3.8 14 km ( 9 mi) NE of Barstow, CA 14383980 5.4 2008/07/29 11:42:15 33 57.3 N 117 45.8 W 13.9 7 km ( 4 mi) SE of Diamond Bar, CA Moderately damaging earthquake felt widely throughout Southern California. Please see SCSN.org for more info. 14383992 2.1 2008/07/29 11:47:48 33 58.4 N 117 45.3 W 14.7 6 km ( 4 mi) ESE of Diamond Bar, CA 14383996 2.1 2008/07/29 11:48:27 33 56.5 N 117 49.4 W 13.7 6 km ( 4 mi) N of Yorba Linda, CA 14384008 2.4 2008/07/29 11:51:29 33 55.8 N 117 47.0 W 18.5 5 km ( 3 mi) NNE of Yorba Linda, CA 14384012 2.8 2008/07/29 11:51:46 33 56.8 N 117 47.5 W 16.8 6 km ( 4 mi) SSE of Diamond Bar, CA 14384052 3.8 2008/07/29 11:51:52 33 57.3 N 117 47.8 W 16.3 5 km ( 3 mi) SSE of Diamond Bar, CA 14384060 2.2 2008/07/29 11:54:12 33 56.9 N 117 47.5 W 14.1 6 km ( 4 mi) SSE of Diamond Bar, CA 14384064 2.2 2008/07/29 11:54:49 33 58.7 N 117 50.3 W 15.0 4 km ( 2 mi) SW of Diamond Bar, CA 14384088 2.3 2008/07/29 12:03:00 33 55.5 N 117 48.2 W 15.1 4 km ( 3 mi) N of Yorba Linda, CA 14384096 2.3 2008/07/29 12:12:28 33 56.8 N 117 43.8 W 14.3 9 km ( 6 mi) SSW of Chino, CA 14384112 2.4 2008/07/29 12:15:25 33 57.0 N 117 48.3 W 18.6 6 km ( 3 mi) S of Diamond Bar, CA 14384116 2.3 2008/07/29 12:18:44 33 56.7 N 117 43.9 W 14.3 9 km ( 6 mi) SSW of Chino, CA 14384120 2.4 2008/07/29 12:19:21 33 59.5 N 117 42.7 W 26.4 4 km ( 2 mi) SW of Chino, CA 14384236 3.6 2008/07/29 13:40:41 33 56.6 N 117 44.6 W 15.4 9 km ( 5 mi) SE of Diamond Bar, CA 14384256 2.2 2008/07/29 14:00:26 33 56.8 N 117 44.1 W 15.3 9 km ( 6 mi) SSW of Chino, CA 14384260 2.1 2008/07/29 14:14:52 33 55.0 N 117 44.9 W 14.7 7 km ( 4 mi) ENE of Yorba Linda, CA 14384268 2.3 2008/07/29 14:30:40 33 54.7 N 117 47.6 W 17.0 3 km ( 2 mi) NNE of Yorba Linda, CA 14384280 2.3 2008/07/29 14:39:39 33 56.1 N 117 47.9 W 18.3 5 km ( 3 mi) NNE of Yorba Linda, CA 14384388 2.3 2008/07/29 18:46:25 33 57.5 N 117 48.5 W 15.6 5 km ( 3 mi) S of Diamond Bar, CA 14384392 3.0 2008/07/29 18:55:46 32 5.8 N 115 52.1 W 6.0 72 km (45 mi) S of Ocotillo, CA 14384424 2.1 2008/07/29 20:07:46 33 57.9 N 117 48.5 W 14.7 4 km ( 2 mi) S of Diamond Bar, CA 14384464 2.0 2008/07/29 22:00:08 33 56.6 N 117 44.2 W 15.2 9 km ( 6 mi) NE of Yorba Linda, CA 14384480 2.7 2008/07/29 22:19:39 33 57.8 N 117 44.3 W 14.8 8 km ( 5 mi) SW of Chino, CA 14384544 2.2 2008/07/30 02:09:50 33 57.0 N 117 44.0 W 15.1 9 km ( 5 mi) SSW of Chino, CA 12340255 2.2 2008/07/30 15:26:13 32 3.0 N 115 50.9 W 6.0 76 km (47 mi) SSW of Calexico, CA 14384764 3.0 2008/07/30 21:37:09 33 54.8 N 117 47.4 W 17.3 3 km ( 2 mi) NE of Yorba Linda, CA 14384932 2.3 2008/07/31 12:56:56 33 57.5 N 117 44.7 W 15.2 8 km ( 5 mi) SE of Diamond Bar, CA