Southern California Earthquakes in the Past Week

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

February 18, 2000


The time period covered is 4 pm on Thursday, February 10 (PST) through 4 pm on Thursday, February 17 (PST). During this period we dectected and analysed 385 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. 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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 2/10  5:41 pm  34 39.3  116 17.4  2.1  35 mi. N of Joshua Tree, CA       
 2/10  6:20 pm  34 39.0  116 20.6  2.0  35 mi. N of Joshua Tree, CA       
 2/11  2:01 am  34 39.7  116 17.1  2.0  36 mi. N of Joshua Tree, CA       
 2/11  3:09 am  34  6.5  117  0.5  2.2  5 mi. NNE of Yucaipa, CA          
 2/11  6:06 am  33 57.0  118 52.5  2.0  5 mi. SW of Pt. Dume, CA          
 2/11  9:01 am  34 51.7  116 24.4  2.0  33 mi. SW of Baker, CA            
 2/11 10:47 am  34 25.0  116  9.9  2.9  20 mi. NNW of Twentynine Palms, CA
 2/11  3:37 pm  33 10.9  115 36.7  2.0  1 mi. ENE of Obsidian Butte, CA   
 2/11  5:05 pm  34 21.4  116 28.2  2.1  16 mi. N of Yucca Valley, CA      
 2/11  8:37 pm  34 36.9  116 16.7  2.3  33 mi. N of Joshua Tree, CA       
 2/11  9:35 pm  34 23.2  116  9.1  2.2  18 mi. NNW of Twentynine Palms, CA
 2/12 12:18 am  34 33.7  116 18.1  2.0  29 mi. N of Joshua Tree, CA       
 2/12  1:13 am  34 39.3  116 17.8  2.1  35 mi. N of Joshua Tree, CA       
 2/12  1:20 am  34 53.7  115 57.7  2.4  26 mi. SSE of Baker, CA           
 2/12  2:58 am  34 22.2  116  8.3  2.5  16 mi. NNW of Twentynine Palms, CA
 2/12  3:34 am  34 36.9  116 16.5  2.7  33 mi. N of Joshua Tree, CA       
 2/12  3:55 am  34 25.7  116 12.1  2.2  21 mi. NNE of Joshua Tree, CA     
 2/12  3:58 am  36  4.4  117 37.8  2.1  17 mi. E of Coso Junction, CA     
 2/12  4:52 am  34 54.1  119  1.8  2.4  6 mi. WSW of Grapevine, CA        
 2/12  7:10 am  34 50.5  116 22.3  2.4  33 mi. SSW of Baker, CA           
 2/12  4:20 pm  33 14.3  116 16.9  2.6  5 mi. ESE of Borrego Springs, CA  
 2/12  8:31 pm  34 34.7  116 15.6  2.3  30 mi. N of Joshua Tree, CA       
 2/12  9:42 pm  34 43.0  116 17.7  2.0  40 mi. N of Joshua Tree, CA       
 2/12 10:18 pm  36  4.9  117 52.9  2.1  4 mi. NE of Coso Junction, CA     
 2/12 11:04 pm  34 28.7  119 21.8  2.0  6 mi. WNW of Ojai, CA             
 2/13  5:02 am  34 11.5  116 25.0  2.7  5 mi. NNE of Yucca Valley, CA     
 2/13  5:06 am  34 11.6  116 25.1  2.4  5 mi. NNE of Yucca Valley, CA     
 2/13  6:29 am  34 22.2  116 28.1  2.3  17 mi. N of Yucca Valley, CA      
 2/13  6:52 am  34 43.7  116 21.2  2.3  40 mi. N of Joshua Tree, CA       
 2/13  6:52 am  34 43.5  116 21.2  2.2  40 mi. N of Joshua Tree, CA       
 2/13 11:49 am  34 48.0  116 19.4  2.4  35 mi. SSW of Baker, CA           
 2/13  6:35 pm  33 13.1  116  4.5  2.8  6 mi. NNE of Ocotillo Wells, CA   
 2/13  6:54 pm  34 37.1  116 16.9  2.0  33 mi. N of Joshua Tree, CA       
 2/13  9:20 pm  34 47.0  116 17.4  2.5  35 mi. SSW of Baker, CA           
 2/13  9:38 pm  34 18.4  120 45.2  2.8  19 mi. SSW of Pt. Arguello, CA    
 2/13 10:04 pm  32 30.2  115 27.9  2.0  11 mi. S of Calexico, CA          
 2/13 10:30 pm  34 31.6  116 16.7  2.2  26 mi. N of Joshua Tree, CA       
 2/13 11:55 pm  34 42.8  116 17.7  2.3  39 mi. N of Joshua Tree, CA       
 2/14  1:57 am  34 48.2  116 22.3  4.4  36 mi. SSW of Baker, CA           
                                        FELT in Mojave Desert area
 2/14  3:06 am  34 30.9  116 17.2  2.2  26 mi. N of Joshua Tree, CA       
 2/14  3:58 am  34 28.6  116 15.0  2.0  23 mi. N of Joshua Tree, CA       
 2/14  4:02 am  34 48.2  116 21.8  2.5  35 mi. SSW of Baker, CA           
 2/14  4:02 am  34 47.9  116 22.2  3.0  36 mi. SSW of Baker, CA           
 2/14  4:38 am  34 48.1  116 22.2  3.3  36 mi. SSW of Baker, CA           
 2/14  4:49 am  34 48.0  116 22.3  2.7  36 mi. SSW of Baker, CA           
 2/14  5:29 am  34 34.8  116 16.1  2.4  30 mi. N of Joshua Tree, CA       
 2/14  7:33 am  34 22.1  116  8.4  2.3  16 mi. NNW of Twentynine Palms, CA
 2/14  8:34 am  34 39.7  116 17.5  2.3  36 mi. N of Joshua Tree, CA       
 2/14 11:34 am  33  1.3  117 32.0  2.3  14 mi. SW of Oceanside, CA        
 2/14  3:08 pm  34 50.7  116 19.6  2.4  32 mi. SSW of Baker, CA           
 2/14  3:33 pm  35 44.5  118  0.3  2.0  21 mi. S of Coso Junction, CA     
 2/14  5:27 pm  34 57.4  116 49.2  2.5  12 mi. ENE of Barstow, CA         
 2/14 10:37 pm  34 36.2  116 17.2  2.2  32 mi. N of Joshua Tree, CA       
 2/14 10:38 pm  34 28.6  116 16.0  2.2  23 mi. N of Joshua Tree, CA       
 2/14 10:39 pm  34 28.6  116 16.2  2.2  23 mi. N of Joshua Tree, CA       
 2/15  1:49 am  34 48.2  116 22.3  2.1  36 mi. SSW of Baker, CA           
 2/15  6:41 am  34 49.9  120 30.5  2.1  9 mi. SSW of Santa Maria, CA      
 2/15  9:30 am  34 40.3  116 20.6  2.1  37 mi. N of Joshua Tree, CA       
 2/15 11:16 am  36  4.9  117 52.8  2.1  4 mi. NE of Coso Junction, CA     
 2/15 11:30 am  32  5.7  116 29.2  2.6  45 mi. SE of San Ysidro, CA       
 2/15 11:49 am  34 59.1  116 56.1  2.4  8 mi. NE of Barstow, CA           
 2/15  2:07 pm  32 58.7  115 33.9  2.4  2 mi. NW of Brawley, CA           
 2/15  2:23 pm  34 11.7  118 33.6  2.0  1 mi. WSW of Reseda, CA           
 2/15  2:49 pm  34 42.2  116 21.3  2.0  39 mi. N of Joshua Tree, CA       
 2/15  4:17 pm  34 51.5  116 24.4  2.1  33 mi. SW of Baker, CA            
 2/15  6:30 pm  34 46.7  116 21.2  2.4  37 mi. SSW of Baker, CA           
 2/15 10:30 pm  34 48.2  116 16.8  2.8  33 mi. SSW of Baker, CA           
 2/16  1:44 am  33  0.9  117 47.8  2.0  30 mi. SSW of San Clemente, CA    
 2/16  4:49 am  34 53.8  115 57.8  2.5  26 mi. SSE of Baker, CA           
 2/16  4:52 am  36  5.0  117 52.8  2.0  4 mi. NE of Coso Junction, CA     
 2/16  6:04 am  34 33.6  116 15.4  2.0  29 mi. N of Joshua Tree, CA       
 2/16  4:04 pm  34 51.0  116 24.3  2.0  34 mi. SSW of Baker, CA           
 2/16  8:39 pm  34 42.4  116 17.9  2.7  39 mi. N of Joshua Tree, CA       
 2/17  7:05 am  34 31.6  116 17.2  2.4  26 mi. N of Joshua Tree, CA       
 2/17  7:48 am  36  8.0  118  2.8  2.2  8 mi. NW of Coso Junction, CA     
 2/17  8:12 am  36  4.9  117 52.9  2.9  4 mi. NE of Coso Junction, CA     
 2/17  8:27 am  34 28.8  116 16.3  2.0  23 mi. N of Joshua Tree, CA       
 2/17 10:19 am  34 19.2  116 45.8  2.8  6 mi. NE of Big Bear City, CA     
                                        FELT in Big Bear City
 2/17 10:19 am  34 19.2  116 45.9  2.4  6 mi. NE of Big Bear City, CA     
 2/17 12:21 pm  34 19.5  116 45.6  2.1  6 mi. NE of Big Bear City, CA     
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