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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 = Fri May 29 13:00:01 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

 2.5 2020/05/28 02:37:11 40.343N 124.343W  0.8   26 km (16 mi) SW  of Rio Dell, CA
 2.3 2020/05/27 16:05:51 40.870N 124.841W  6.8   56 km (35 mi) W   of Bayview, CA
 2.0 2020/05/27 01:07:31 40.238N 124.184W 12.7   30 km (19 mi) SSW of Rio Dell, CA
 2.5 2020/05/27 00:53:34 40.237N 124.186W 12.8   30 km (19 mi) SSW of Rio Dell, CA
 1.8 2020/05/26 23:12:24 40.237N 124.184W 13.0   30 km (19 mi) SSW of Rio Dell, CA
 2.0 2020/05/26 13:47:25 40.721N 124.219W  7.1    3 km ( 2 mi) WSW of Humboldt Hill, CA
 2.1 2020/05/26 04:17:40 40.319N 124.567W 19.9   38 km (24 mi) SW  of Ferndale, CA
 2.6 2020/05/25 16:20:01 40.352N 124.208W 26.1   18 km (11 mi) SSW of Rio Dell, CA
 2.4 2020/05/23 07:11:08 40.328N 124.725W 18.5   48 km (30 mi) SW  of Ferndale, 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)