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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 = Mon Nov 23 18:00:02 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
0.7 2009/11/23 14:55:58 37.371N 121.725W 7.7 9 km ( 5 mi) E of Alum Rock, CA 0.4 2009/11/23 14:52:45 37.367N 121.727W 7.8 9 km ( 5 mi) E of Alum Rock, CA 1.2 2009/11/23 14:48:00 37.370N 121.728W 8.2 9 km ( 5 mi) E of Alum Rock, CA 0.7 2009/11/23 07:20:29 37.425N 121.754W 11.1 9 km ( 6 mi) NE of Alum Rock, CA 0.9 2009/11/23 02:38:14 37.518N 121.802W 11.9 12 km ( 8 mi) SE of Sunol, CA 1.6 2009/11/22 18:27:40 38.075N 121.908W 22.3 7 km ( 4 mi) NNW of Pittsburg, CA 1.6 2009/11/22 15:59:49 37.456N 121.770W 6.4 11 km ( 7 mi) NNE of Alum Rock, CA 1.2 2009/11/22 04:42:54 37.530N 121.856W 0.2 9 km ( 5 mi) SSE of Sunol, CA 1.0 2009/11/20 21:57:47 37.166N 121.598W 3.4 6 km ( 4 mi) NE of Morgan Hill, CA 1.6 2009/11/20 10:20:25 38.064N 120.414W 0.0 4 km ( 2 mi) NNW of Columbia, 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 1.0 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 0.9 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 03:36:02 37.439N 121.781W 8.8 9 km ( 6 mi) NNE of Alum Rock, 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 1.8 2009/11/18 13:12:20 38.102N 121.906W 23.1 10 km ( 6 mi) N of Pittsburg, CA 0.7 2009/11/17 21:17:36 37.376N 121.733W 6.6 8 km ( 5 mi) E of Alum Rock, CA 1.2 2009/11/17 20:38:25 37.861N 121.802W 10.1 11 km ( 7 mi) ENE of Blackhawk, CA 1.6 2009/11/17 20:08:45 37.870N 121.797W 11.9 11 km ( 7 mi) SW of Brentwood, CA 0.9 2009/11/17 16:10:07 37.405N 121.495W 6.6 29 km (18 mi) E of Alum Rock, CA 1.9 2009/11/17 16:04:34 38.142N 121.860W 19.3 14 km ( 9 mi) N of Pittsburg, CA 1.0 2009/11/17 13:17:23 37.431N 121.767W 9.7 9 km ( 5 mi) NE of Alum Rock, CA 1.1 2009/11/17 11:29:03 37.111N 121.530W 3.1 7 km ( 4 mi) ENE of San Martin, 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)