Southern California Earthquakes in the Past Week

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

July 17, 1998


The time period covered is 5 pm on Thursday, July 9 through 5 pm on Thursday, July 16. During this period, we detected and analysed 202 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
-----------------------------------------------------------
 7/10  2:25 am  36 52.1  117 23.8  2.1  22 mi. NW of Stovepipe Wells, CA
 7/10  3:54 am  33 26.0  116 52.1  2.4  5 mi. N of Palomar Observatory, CA
 7/10  9:30 am  34 51.9  119 24.6  2.1  19 mi. S of Taft, CA
 7/10  2:29 pm  33 13.5  116  5.3  4.1  6 mi. NNE of Ocotillo Wells, CA
                                        FELT
 7/10  2:31 pm  33 13.4  116  5.4  2.3  6 mi. NNE of Ocotillo Wells, CA
 7/10  8:22 pm  34 24.3  116 26.8  2.3  19 mi. N of Yucca Valley, CA
 7/11  6:15 am  32 46.1  115 25.9  2.0  7 mi. NNE of Calexico, CA
 7/11  8:39 am  35 27.2  118 25.3  3.0  12 mi. SSE of town of Lake Isabella, CA
 7/11 10:11 am  35 55.3  117 14.4  2.9  13 mi. NE of Trona, CA
 7/11 10:37 am  35 55.0  117 15.1  2.4  12 mi. NNE of Trona, CA
 7/11 11:16 am  36 58.6  117 27.1  2.2  30 mi. NNW of Stovepipe Wells, CA
 7/11 11:57 am  34 58.9  116 57.3  2.0  7 mi. NNE of Barstow, CA
 7/11  2:23 pm  36 29.3  117 36.6  2.7  26 mi. ENE of Olancha, CA
 7/11 11:23 pm  36  4.6  117 36.5  2.0  19 mi. E of Coso Junction, CA
 7/13  4:38 am  34 60.0  116 57.3  2.5  8 mi. NNE of Barstow, CA
 7/13  4:57 am  35 19.4  118 30.3  2.7  13 mi. NNW of Tehachapi, CA
 7/13  9:58 am  36 57.3  117 27.8  2.5  29 mi. NW of Stovepipe Wells, CA
 7/13 12:51 pm  35 10.3  117 39.8  2.1  11 mi. N of Boron, CA
 7/13  5:06 pm  34 11.2  118 33.8  2.3  1 mi. WSW of Reseda, CA
 7/13  5:44 pm  33 41.4  116  2.0  2.4  8 mi. NNE of Mecca, CA
 7/14  1:45 am  35 47.4  116 36.7  2.1  23 mi. SW of Shoshone, CA
 7/14  8:40 am  34 58.4  116 57.1  2.4  7 mi. NE of Barstow, CA
 7/14  6:37 pm  34 20.3  116 27.5  2.1  15 mi. N of Yucca Valley, CA
 7/14  8:13 pm  32 47.7  116 39.3  2.4  19 mi. S of Julian, CA
 7/14  9:21 pm  32 18.2  119  0.2  2.5  55 mi. SSW of San Clemente Is., CA
 7/15  3:33 am  33 13.8  116  6.0  2.1  6 mi. NNE of Ocotillo Wells, CA
 7/15  4:14 am  35  4.5  118 46.2  2.0  9 mi. SSE of Arvin, CA
 7/15  4:32 am  33 28.9  116 30.9  2.3  10 mi. ESE of Anza, CA
 7/15  6:04 am  32 25.5  115 22.8  2.6  18 mi. SSE of Calexico, CA
 7/15  7:15 pm  33 55.6  116 38.2  2.0  8 mi. SSW of Morongo Valley, CA
 7/15  8:41 pm  36  0.4  117 48.3  3.0  8 mi. ESE of Coso Junction, CA
 7/15  8:42 pm  36  0.6  117 48.2  2.6  8 mi. ESE of Coso Junction, CA
 7/15 10:10 pm  34 37.9  116 31.0  2.2  27 mi. ENE of Lucerne Valley, CA
 7/16 11:50 am  35 59.0  115 56.2  2.6  18 mi. E of Shoshone, CA
 7/16 12:10 pm  33 31.8  117 42.3  2.5  Under Laguna Niguel, CA
 7/16 12:19 pm  33 31.0  117 42.5  2.3  Under Laguna Niguel, CA
 7/16  2:40 pm  35  1.7  116 59.1  2.0  9 mi. NNE of Barstow, CA