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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 16:00:04 PST 2019
Here are the earthquakes appearing on this map, most recent at top ...

        y/m/d     h:m:s     deg     deg     km
 2.0 2019/11/07 01:45:41 40.418N 123.994W 28.2   13 km ( 8 mi) SE  of Rio Dell, CA
 1.6 2019/11/06 15:31:41 40.377N 122.114W 12.3   17 km (11 mi) ESE of Anderson, CA
 1.9 2019/11/06 11:42:46 41.882N 122.451W  4.6   18 km (11 mi) NNE of Montague, CA
 1.7 2019/11/05 23:33:18 40.391N 122.119W 14.7   16 km (10 mi) ESE of Anderson, CA
 1.8 2019/11/05 17:17:44 40.367N 123.991W 26.9   18 km (11 mi) SE  of Rio Dell, 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)

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