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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 Oct 24 9:00:14 PDT 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
 2.2  2014/10/24 02:01:28 40.501N 124.237W 25.6    9 km ( 5 mi) SSE of Ferndale, CA
 2.3  2014/10/22 22:37:52 40.285N 124.346W 21.8    3 km ( 2 mi) NNE of Punta Gorda, CA
 1.7  2014/10/22 17:40:27 39.238N 123.143W  6.3   11 km ( 7 mi) NNE of Ukiah, CA
 2.2  2014/10/22 06:13:54 40.283N 124.359W 22.3    2 km ( 1 mi) N   of Punta Gorda, CA
 2.3  2014/10/21 12:05:41 40.285N 124.362W 20.3    3 km ( 2 mi) N   of Punta Gorda, CA
 1.8  2014/10/21 05:10:13 39.244N 123.190W  7.9   11 km ( 7 mi) N   of Ukiah, CA
 2.0  2014/10/20 09:47:21 40.468N 123.499W 29.6   28 km (18 mi) WSW of Hayfork, CA
 4.2  2014/10/19 07:24:04 40.267N 124.373W 22.6    1 km ( 1 mi) NW  of Punta Gorda, CA
 2.0  2014/10/19 06:58:04 40.277N 124.365W 22.6    2 km ( 1 mi) N   of Punta Gorda, CA
 1.9  2014/10/18 19:48:19 40.509N 123.777W 23.3   27 km (17 mi) E   of Hydesville, CA
 2.0  2014/10/18 17:57:32 39.225N 123.205W  7.6    8 km ( 5 mi) N   of Ukiah, 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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