Southern California Earthquakes in the Past Week

Nick Scheckel , Seismological Laboratory
Lucy Jones, U. S. Geological Survey
California Institute of Technology

May 14, 1999


The time period covered is 5 pm on Thursday, May 6 (PDT) through 5 pm on Thursday, May 13 (PDT). During this period, we detected and analysed 153 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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 5/ 6  8:41 pm  33  0.4  115 34.2  2.1  3 mi. NNW of Brawley, CA                   
 5/ 6  8:45 pm  33  2.5  115 34.9  2.0  2 mi. E of Westmorland, CA               
 5/ 7  4:49 am  35 18.5  118 32.1  2.2  13 mi. NNW of Tehachapi, CA                 
 5/ 7  8:49 am  32 35.1  116  8.9  2.1  13 mi. SW of Ocotillo, CA                  
 5/ 7  4:36 pm  35 19.1  118 32.5  2.2  14 mi. NNW of Tehachapi, CA                 
 5/ 7 10:50 pm  32  0.3  115 45.7  2.6  48 mi. SSW of Calexico, CA                  
 5/ 8  1:24 am  33 46.6  116 52.4  2.3  5 mi. ENE of Hemet, CA                     
 5/ 8 11:59 am  35 49.2  119 37.7  2.1  38 mi. NNE of Simmler, CA                   
 5/ 9 10:22 am  33 28.5  116 29.1  2.5  12 mi. ESE of Anza, CA                      
 5/ 9 10:32 am  33 29.0  116 29.3  2.3  11 mi. ESE of Anza, CA                      
 5/ 9 11:56 am  33 59.0  116 37.1  2.0  4 mi. SSW of Morongo Valley, CA            
 5/ 9  9:31 pm  34 20.1  116 51.2  2.3  4 mi. N of Big Bear City, CA             
 5/ 9 10:49 pm  35 21.9  118 32.5  2.3  17 mi. NNW of Tehachapi, CA                 
 5/10  1:11 am  34  3.4  117 36.1  2.7  2 mi. ESE of Ontario, CA                   
 5/10 11:56 am  34 14.4  118 33.8  2.2  1 mi. W of Northridge, CA                
 5/10 10:34 pm  36 54.9  115 46.1  3.2  70 mi. NNE of Shoshone, CA                  
 5/11 12:46 pm  33 59.1  116 59.1  2.3  3 mi. N of Beaumont, CA                  
 5/11  4:08 pm  35 19.0  118 32.7  2.2  14 mi. NNW of Tehachapi, CA                 
 5/11  4:19 pm  33 34.6  116 49.7  2.1  9 mi. W of Anza, CA                      
 5/11  7:18 pm  33 52.1  118 32.4  2.1  8 mi. SW of Los Angeles Airport, CA       
 5/12 12:23 am  36 14.4  120 21.2  2.7  6 mi. N of Coalinga, CA                  
 5/12  1:20 pm  33 56.4  118 39.1  2.1  6 mi. SSE of Malibu, CA                    
 5/12  7:00 pm  35 27.7  118 19.1  2.3  14 mi. SE of town of Lake Isabella, CA     
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