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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 = Sun Nov 22 20:00:04 PST 2009
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
1.1 2009/11/21 12:39:17 33.301N 117.247W 7.0 6 km ( 3 mi) E of Camp Pendleton North, CA 1.4 2009/11/20 11:59:13 32.514N 117.311W 0.0 20 km (12 mi) WSW of Imperial Beach, CA 1.6 2009/11/19 05:07:49 33.986N 117.152W 10.4 8 km ( 5 mi) SSE of Redlands, CA 1.7 2009/11/18 13:30:14 33.926N 118.534W 14.6 10 km ( 6 mi) SW of Marina del Rey, CA 2.2 2009/11/16 19:03:31 33.462N 118.304W 5.5 14 km ( 8 mi) N of Avalon, CA 0.5 2009/11/16 06:21:40 33.997N 117.082W 6.0 5 km ( 3 mi) SW of Yucaipa, CA 1.0 2009/11/16 05:49:45 33.975N 117.182W 6.0 7 km ( 4 mi) NE of Moreno Valley, CA 1.4 2009/11/16 04:28:59 32.555N 117.044W 14.6 0 km ( 0 mi) N of San Ysidro, CA
Northern California - USGS =
U.S. Geological Survey, Menlo Park
Northern California - UCB =
University of California, Berkeley
Southern California - USGS =
U.S. Geological Survey, Pasadena
Southern California - Caltech =
California Institute of Technology
Southern California - UCSD =
University of California, San Diego
Nevada - UNR =
University of Nevada, Reno
US and World - USGS/NEIC =
National Earthquake Information Center
Offshore =
West Coast & Alaska Tsunami Warning Center
...all members of the
Advanced National Seismic System (ANSS)