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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 Nov 20 21:13:57 PST 2009
Here are the 30 most recent earthquakes and all M>3 earthquakes on this map...
MAG DATE LOCAL-TIME LAT LON DEPTH LOCATION
y/m/d h:m:s deg deg km
1.4 2009/11/20 21:12:11 38.825N 122.831W 2.4 4 km ( 2 mi) NW of The Geysers, CA 0.5 2009/11/20 18:35:40 38.825N 122.805W 3.3 3 km ( 2 mi) N of The Geysers, CA 2.2 2009/11/20 17:08:30 38.779N 122.450W 6.4 10 km ( 6 mi) ESE of Hidden Valley Lake, CA 1.0 2009/11/20 14:24:36 38.864N 122.826W 13.3 8 km ( 5 mi) NNW of The Geysers, CA 0.6 2009/11/20 14:12:25 38.777N 122.758W 1.0 5 km ( 3 mi) ESE of The Geysers, CA 0.7 2009/11/20 12:33:37 38.776N 122.731W 2.1 3 km ( 2 mi) W of Anderson Springs, CA 0.9 2009/11/20 11:00:48 38.822N 122.796W 2.7 3 km ( 2 mi) NNE of The Geysers, CA 0.8 2009/11/20 10:48:16 38.828N 122.808W 1.2 3 km ( 2 mi) N of The Geysers, CA 1.4 2009/11/20 10:33:05 37.323N 122.099W 0.0 5 km ( 3 mi) S of Los Altos, CA 1.1 2009/11/20 08:34:13 38.791N 122.769W 1.6 3 km ( 2 mi) ESE of The Geysers, CA 1.7 2009/11/20 08:31:27 38.796N 122.766W 2.0 4 km ( 2 mi) E of The Geysers, CA 0.8 2009/11/20 06:55:34 38.820N 122.814W 2.0 2 km ( 2 mi) NNW of The Geysers, CA 1.6 2009/11/20 06:47:16 37.414N 121.447W 3.6 26 km (16 mi) SW of Westley, CA 0.9 2009/11/20 06:44:15 38.837N 122.834W 2.1 5 km ( 3 mi) NNW of The Geysers, CA 0.9 2009/11/20 06:16:29 38.789N 122.757W 0.7 4 km ( 3 mi) ESE of The Geysers, CA 0.9 2009/11/20 03:28:20 38.822N 122.805W 2.8 3 km ( 2 mi) N of The Geysers, CA 0.6 2009/11/20 02:48:56 38.747N 122.727W 0.9 4 km ( 3 mi) SW of Anderson Springs, CA 1.1 2009/11/20 01:32:57 37.448N 121.769W 6.8 10 km ( 6 mi) NNE of Alum Rock, CA 1.1 2009/11/20 00:56:01 37.350N 122.169W 7.5 4 km ( 2 mi) SW of Los Altos Hills, CA 1.0 2009/11/20 00:45:30 37.790N 121.783W 10.8 12 km ( 7 mi) E of Blackhawk, CA 1.3 2009/11/20 00:09:50 37.782N 121.797W 9.9 11 km ( 7 mi) ESE of Blackhawk, CA 0.6 2009/11/19 23:11:39 37.420N 121.750W 4.7 9 km ( 6 mi) NE of Alum Rock, CA 0.8 2009/11/19 22:37:15 38.014N 122.231W 6.9 2 km ( 2 mi) ENE of Hercules, CA 0.4 2009/11/19 21:36:08 38.798N 122.792W 3.2 1 km ( 1 mi) E of The Geysers, CA 1.5 2009/11/19 21:35:12 38.793N 122.796W 3.9 1 km ( 1 mi) ESE of The Geysers, CA 1.3 2009/11/19 19:11:06 38.791N 122.746W 1.9 5 km ( 3 mi) WNW of Anderson Springs, CA 1.3 2009/11/19 18:29:19 38.843N 122.868W 1.6 7 km ( 5 mi) NW of The Geysers, CA 1.4 2009/11/19 18:23:01 38.806N 122.812W 2.6 1 km ( 1 mi) NNW of The Geysers, CA 1.4 2009/11/19 17:22:23 38.841N 122.868W 1.3 7 km ( 4 mi) NW of The Geysers, CA 0.3 2009/11/19 17:22:18 38.810N 122.790W 3.9 2 km ( 1 mi) NE of The Geysers, CA
Click here to see this same map with a complete list of earthquakes.
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)