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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 = Sat Nov 21 6:00:00 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
1.2 2009/11/21 04:52:13 36.732N 121.335W 4.7 7 km ( 4 mi) S of Tres Pinos, CA 2.1 2009/11/20 22:25:31 36.973N 121.435W 5.5 14 km ( 8 mi) ESE of Gilroy, CA 1.3 2009/11/20 15:12:56 36.720N 121.174W 4.7 15 km ( 9 mi) ESE of Tres Pinos, CA 1.4 2009/11/20 11:28:31 36.753N 121.598W 0.0 8 km ( 5 mi) SE of Prunedale, CA 1.4 2009/11/20 10:33:05 37.323N 122.099W 0.0 5 km ( 3 mi) S of Los Altos, CA 1.0 2009/11/20 09:48:44 36.500N 121.082W 4.3 7 km ( 4 mi) ESE of Pinnacles, CA 1.6 2009/11/20 06:47:16 37.414N 121.447W 3.6 26 km (16 mi) SW of Westley, 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 1.1 2009/11/19 22:34:54 36.556N 121.155W 7.7 3 km ( 2 mi) NNW of Pinnacles, CA 0.9 2009/11/19 15:39:16 37.108N 121.528W 2.9 7 km ( 4 mi) ENE of San Martin, CA 1.1 2009/11/19 11:58:27 37.770N 122.044W 0.0 8 km ( 5 mi) SW of Danville, CA 1.2 2009/11/19 11:31:19 37.992N 122.452W 0.0 6 km ( 4 mi) ESE of Santa Venetia, CA 1.1 2009/11/19 03:36:02 37.439N 121.781W 8.8 9 km ( 6 mi) NNE of Alum Rock, CA 0.7 2009/11/19 02:57:33 36.672N 121.296W 4.4 13 km ( 8 mi) S of Tres Pinos, CA 0.6 2009/11/19 02:28:11 36.846N 121.580W 5.9 4 km ( 2 mi) W of San Juan Bautista, CA 1.4 2009/11/18 23:27:29 37.050N 121.707W 9.2 10 km ( 6 mi) SW of Morgan Hill, CA 0.9 2009/11/18 21:03:37 37.355N 121.726W 3.0 9 km ( 6 mi) E of Alum Rock, CA 1.8 2009/11/18 20:21:06 37.456N 121.778W 6.1 11 km ( 7 mi) ENE of Milpitas, CA 0.7 2009/11/18 15:46:53 37.151N 121.619W 5.1 3 km ( 2 mi) NE of Morgan Hill, CA 0.7 2009/11/18 15:32:30 37.259N 121.636W 5.5 15 km ( 9 mi) N of Morgan Hill, CA 1.3 2009/11/18 10:44:53 37.324N 122.101W 0.0 5 km ( 3 mi) S of Los Altos, CA 1.1 2009/11/18 06:16:33 37.739N 122.552W 11.6 4 km ( 3 mi) W of San Francisco Zoo 1.0 2009/11/18 03:20:23 36.756N 121.271W 8.8 6 km ( 4 mi) SE of Tres Pinos, CA 1.5 2009/11/17 23:30:36 36.758N 121.137W 0.9 17 km (10 mi) ESE of Tres Pinos, CA 0.4 2009/11/17 21:30:33 36.697N 121.356W 13.0 11 km ( 7 mi) SSW of Tres Pinos, CA 0.7 2009/11/17 21:17:36 37.376N 121.733W 6.6 8 km ( 5 mi) E of Alum Rock, 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)