Southern California Earthquakes in the Past Week

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

December 4, 1998


The time period covered is 4 pm on Thursday, November 26 (PDT) through 4 pm on Thursday, December 3 (PST). During this period, we detected and analysed 161 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      Lat.     Long.     Mag. Descriptive location
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11/27  2:51 am  32  6.6  115 23.3  2.2  39 mi. S of Calexico, CA             
11/27  4:47 pm  32  6.8  115 50.1  3.1  43 mi. SSE of Ocotillo, CA           
11/27  6:42 pm  33 22.8  116 22.2  2.1  8 mi. N of Borrego Springs, CA       
11/27  7:43 pm  34  5.6  116 25.0  2.3  2 mi. SE of Yucca Valley, CA         
11/27 11:30 pm  32  3.6  115 25.3  3.1  42 mi. S of Calexico, CA             
11/28  9:23 am  32 24.4  115 12.1  2.7  24 mi. SE of Calexico, CA            
11/28 11:15 am  33 30.5  116 27.7  2.0  12 mi. ESE of Anza, CA               
11/28  5:35 pm  34 23.4  118 37.9  2.3  3 mi. W of Valencia, CA              
11/28  9:20 pm  34  8.8  116 25.9  2.6  2 mi. NNE of Yucca Valley, CA        
11/29  1:17 am  34  4.4  119 13.1  2.3  4 mi. S of Port Hueneme, CA          
11/29  4:03 am  34  6.7  116 39.8  2.2  6 mi. NW of Morongo Valley, CA       
11/29  7:36 am  34 23.5  118 37.9  2.1  3 mi. W of Valencia, CA              
11/29 12:36 pm  34  2.8  117 30.4  2.2  5 mi. SW of Fontana, CA              
11/29 12:44 pm  34 51.9  117 46.8  2.4  11 mi. SW of Boron, CA               
11/30  1:47 pm  34 23.6  118 38.1  2.5  4 mi. W of Valencia, CA              
12/1   1:11 am  32 24.5  115 11.6  2.5  25 mi. SE of Calexico, CA            
12/1   8:52 am  32 50.5  117 26.0  2.4  10 mi. W of La Jolla, CA             
12/1  12:47 pm  33 16.4  117 29.5  2.5  8 mi. NW of Oceanside, CA            
12/1   4:29 pm  34 28.5  116 29.3  2.2  24 mi. N of Yucca Valley, CA         
12/2   8:33 am  34  0.8  117 14.4  2.0  2 mi. SSE of Loma Linda, CA          
12/2  10:12 am  34 20.6  116 28.2  2.3  15 mi. N of Yucca Valley, CA         
12/2   5:08 pm  34 13.8  116 45.4  2.0  6 mi. ESE of Big Bear City, CA       
12/2   6:51 pm  34  3.8  118 55.9  2.2  1 mi. NNE of Leo Carrillo State Beach
12/3   1:15 am  33  2.1  116 34.9  2.0  3 mi. SSE of Julian, CA              
12/3   3:59 am  32 39.8  115 58.4  2.5  5 mi. SSE of Ocotillo, CA            
12/3   4:35 am  35  2.6  116 59.3  2.2  10 mi. N of Barstow, CA              
12/3   6:26 am  34 21.3  118 41.0  2.2  5 mi. NNE of Simi Valley, CA         
12/3  12:54 pm  34 25.3  116 30.2  2.0  21 mi. N of Yucca Valley, CA         
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