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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 = Mon Nov 11 17:00:05 PST 2019
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

 1.4 2019/11/10 11:56:56 39.300N 123.233W  6.4    5 km ( 3 mi) NNW of Redwood Valley, CA
 1.7 2019/11/07 19:33:33 40.304N 124.361W  8.4   31 km (19 mi) SW  of Rio Dell, CA
 2.0 2019/11/07 01:45:41 40.418N 123.994W 28.2   13 km ( 8 mi) SE  of Rio Dell, CA
 1.8 2019/11/05 17:17:44 40.367N 123.991W 26.9   18 km (11 mi) SE  of Rio Dell, CA
 2.1 2019/11/05 01:50:50 40.380N 124.479W 17.6   28 km (18 mi) SW  of Ferndale, CA
 2.2 2019/11/05 01:40:32 40.381N 124.461W 17.4   27 km (17 mi) SW  of Ferndale, CA
 2.6 2019/11/04 23:53:47 40.368N 124.432W 16.9   27 km (17 mi) SSW of Ferndale, CA
 1.2 2019/11/04 17:23:31 39.205N 123.061W  8.9   12 km ( 8 mi) NE  of Talmage, CA

Special maps:
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)