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Update time = Wed Aug 12 22:00:01 PDT 2020
Here are the earthquakes appearing on this map, most recent at top ...

 MAG    DATE    LOCAL-TIME  LAT     LON    DEPTH    LOCATION
        y/m/d     h:m:s     deg     deg     km

 1.7 2020/08/12 12:33:10 33.838N 117.495W  0.5    1 km ( 1 mi) SSE of Quarry at CORONA  (Probable quarry explosion)
 1.0 2020/08/12 12:09:26 33.335N 117.160W  4.1    8 km ( 5 mi) WSW of Pala, CA
 1.1 2020/08/11 14:10:44 33.706N 117.439W  8.1   11 km ( 7 mi) WNW of Lake Elsinore, CA
 1.0 2020/08/11 11:11:05 33.717N 117.358W  3.3    6 km ( 4 mi) NNW of Lake Elsinore, CA
 1.0 2020/08/11 08:29:19 33.771N 117.558W  5.1   11 km ( 7 mi) S   of Corona, CA
 0.6 2020/08/10 22:42:57 33.920N 117.156W 13.7    7 km ( 4 mi) E   of Moreno Valley, CA
 0.7 2020/08/10 21:37:51 33.923N 117.162W 12.2    6 km ( 4 mi) E   of Moreno Valley, CA
 1.9 2020/08/10 16:25:40 33.425N 117.927W -0.7   19 km (12 mi) SW  of Laguna Beach, CA
 1.2 2020/08/09 04:35:06 33.995N 117.011W 14.6    4 km ( 2 mi) E   of Calimesa, CA
 1.3 2020/08/08 17:58:53 33.869N 117.831W  9.8    3 km ( 2 mi) SW  of Yorba Linda, CA
 0.3 2020/08/08 14:32:37 33.637N 117.031W 11.2    9 km ( 6 mi) SSE of Winchester, CA
 0.4 2020/08/08 10:15:25 33.714N 117.437W  8.6   11 km ( 7 mi) WNW of Lake Elsinore, CA
 0.9 2020/08/08 00:46:39 33.714N 117.440W  9.3   12 km ( 7 mi) WNW of Lake Elsinore, CA
 0.9 2020/08/07 13:38:09 33.344N 117.141W -0.4    5 km ( 3 mi) N   of Quarry at PALA-HWY  (Probable quarry explosion)
 1.4 2020/08/07 13:03:35 33.859N 117.506W  2.5    1 km ( 1 mi) NNW of Quarry at CORONA  (Probable quarry explosion)
 0.8 2020/08/07 12:55:16 33.874N 117.510W -0.5    3 km ( 2 mi) NNW of Quarry at CORONA  (Probable quarry explosion)
 1.3 2020/08/07 06:54:46 33.986N 117.097W  7.3    4 km ( 3 mi) W   of Calimesa, CA
 1.3 2020/08/06 13:06:40 33.860N 117.506W -0.5    1 km ( 1 mi) NNW of Quarry at CORONA  (Probable quarry explosion)
 1.3 2020/08/06 03:27:34 33.746N 117.949W 17.8    4 km ( 2 mi) SSE of Garden Grove, CA
 1.5 2020/08/06 00:12:06 33.752N 117.943W 17.8    3 km ( 2 mi) SSE of Garden Grove, CA

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Data Sources

US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Southern California - UCSD = University of California, San Diego
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)