Southern California Earthquakes in the Past Week

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

October 16, 1998


The time period covered is 5 pm on Thursday, October 8, through 5 pm on Thursday, October 15. During this period, we detected and analysed 192 earthquakes. Click here to see a map.

The table below lists the quakes during the past week that were M2.0 or larger in the central part of the coverage area. In the perepheral areas, quakes larger than M2.5 are listed. 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.

Date  Time(PDT) Lat.     Long.     Mag. Descriptive location
-----------------------------------------------------------------------------
10/8  11:07 pm  32 36.0  116  3.8  2.2  10 mi. SSW of Ocotillo, CA
10/9  12:02 am  33 40.6  118 25.2  2.4  6 mi. S of Palos Verdes Point, CA
10/9   3:47 am  36  1.4  117 45.9  2.0  10 mi. E of Coso Junction, CA
10/9  11:48 am  33 48.8  117  0.2  2.0  4 mi. NNW of Hemet, CA
10/10  4:22 am  34  0.9  118 19.8  2.1  2 mi. ENE of Baldwin Hills, CA
10/10  8:24 am  34 21.9  116 28.0  2.1  17 mi. N of Yucca Valley, CA
10/10  4:57 pm  32 46.8  115 30.8  2.3  2 mi. ESE of El Centro, CA
10/10  6:56 pm  36 55.0  117 39.8  2.2  30 mi. NE of Lone Pine, CA
10/11 10:44 am  33 11.4  115 34.7  2.9  3 mi. ENE of Obsidian Butte, CA
10/11  2:21 pm  34 36.8  116 37.5  2.7  21 mi. ENE of Lucerne Valley, CA
10/12 10:14 am  33 56.7  116 56.5  2.2  2 mi. ENE of Beaumont, CA
10/12  1:23 pm  35 55.5  117 45.4  2.1  13 mi. SE of Coso Junction, CA
10/12  6:05 pm  34  8.9  116 25.7  2.0  2 mi. NNE of Yucca Valley, CA
10/12  9:43 pm  33  7.6  117 49.5  2.2  23 mi. SSW of Dana Point, CA
10/13  8:39 am  34 59.9  116 56.6  2.3  8 mi. NNE of Barstow, CA
10/14  7:37 am  32 21.4  115 14.8  3.8  26 mi. SE of Calexico, CA
                                        FELT in Imperial Valley
10/14 11:17 am  36  0.8  117 47.1  2.0  9 mi. ESE of Coso Junction, CA
10/14 12:06 pm  33 22.9  118 38.4  2.1  18 mi. W of Avalon, Catalina Island, CA
10/14  5:46 pm  34  1.0  117 14.4  2.2  2 mi. SSE of Loma Linda, CA
10/15  4:38 am  33  0.9  116 23.6  2.0  12 mi. ESE of Julian, CA
10/15  9:43 am  33 10.7  115 36.3  2.4  1 mi. ENE of Obsidian Butte, CA
10/15  9:46 am  33 10.6  115 36.4  2.4  1 mi. ENE of Obsidian Butte, CA
10/15 10:59 am  32 48.7  115 27.2  2.6  5 mi. ENE of El Centro, CA
10/15 11:18 am  33 16.8  116 17.3  2.1  5 mi. ENE of Borrego Springs, CA
10/15 12:48 pm  32 48.7  115 27.6  2.0  5 mi. ENE of El Centro, CA
10/15  1:06 pm  32 49.2  115 27.3  3.0  5 mi. ENE of El Centro, CA
                                        FELT in Imperial Valley
10/15  1:38 pm  32 49.5  115 27.2  2.3  6 mi. ENE of El Centro, CA
10/15  1:38 pm  32 48.3  115 27.4  2.6  5 mi. E of El Centro, CA
10/15  1:41 pm  32 49.6  115 27.2  2.3  6 mi. ENE of El Centro, CA
10/15  1:47 pm  32 48.8  115 27.3  2.7  5 mi. ENE of El Centro, CA
10/15  2:34 pm  32 48.4  115 26.7  2.3  6 mi. E of El Centro, CA
10/15  2:50 pm  32 49.2  115 27.7  2.4  5 mi. ENE of El Centro, CA
10/15  2:50 pm  34 30.6  116 31.9  2.4  27 mi. N of Yucca Valley, CA