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Maps are updated within about 5 minutes of an earthquake or once an hour.
Brown lines represent known hazardous faults or fault zones. White lines are roads.
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Update time = Wed Nov 26 2:00:01 PST 2014
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
 0.9  2014/11/21 13:42:40 40.300N 121.698W  5.0   24 km (15 mi) S   of Viola, CA
 0.6  2014/11/20 18:17:53 40.395N 121.464W  9.5   22 km (14 mi) WNW of Chester, CA
 0.5  2014/11/20 16:32:43 40.398N 121.468W  9.0   22 km (14 mi) SE  of Viola, CA
 0.5  2014/11/20 16:32:09 40.398N 121.472W  8.9   22 km (14 mi) SE  of Viola, CA
 1.7  2014/11/20 08:47:02 40.406N 121.466W  7.2   22 km (14 mi) SE  of Viola, CA
 0.3  2014/11/19 23:49:12 40.470N 121.514W  4.8   15 km ( 9 mi) ESE of Viola, CA
 1.9  2014/11/19 12:29:05 40.747N 122.305W  5.0   19 km (12 mi) NNE of Redding, CA
 0.5  2014/11/19 11:43:35 40.419N 121.448W  8.4   22 km (14 mi) NW  of Chester, CA
 1.6  2014/11/19 10:23:40 40.395N 121.455W 10.9   21 km (13 mi) WNW of Chester, CA
 0.4  2014/11/19 10:18:24 40.400N 121.474W  9.2   22 km (13 mi) SE  of Viola, CA
 0.3  2014/11/19 08:07:02 40.418N 121.465W  6.9   21 km (13 mi) ESE of Viola, CA
 1.3  2014/11/19 08:05:41 40.401N 121.485W  6.0   21 km (13 mi) SE  of Viola, CA

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Long Valley || Los Angeles || San Francisco Index map || big earthquake list || all earthquake list || glossary of terms ||

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)



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