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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 Jul 5 8:00:04 PDT 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 2009/07/05 02:11:46 33.934N 117.222W 0.0 1 km ( 1 mi) NE of Moreno Valley, CA 1.3 2009/07/05 01:56:29 34.217N 117.522W 11.1 11 km ( 7 mi) W of Devore, CA 1.8 2009/07/04 23:28:25 33.901N 118.365W 18.7 2 km ( 1 mi) NW of Lawndale, CA 1.8 2009/07/04 23:13:38 33.931N 118.376W 18.3 2 km ( 1 mi) WSW of Lennox, CA 1.3 2009/07/04 21:19:03 33.894N 117.171W 16.5 6 km ( 4 mi) SE of Moreno Valley, CA 1.6 2009/07/04 21:14:51 34.359N 117.357W 8.1 8 km ( 5 mi) SW of Hesperia, CA 1.7 2009/07/04 21:10:47 33.758N 117.186W 30.3 2 km ( 1 mi) NW of Romoland, CA 1.7 2009/07/04 19:46:57 33.933N 118.391W 19.4 2 km ( 1 mi) NE of El Segundo, CA 1.3 2009/07/04 11:22:48 34.379N 117.653W 9.9 3 km ( 2 mi) NW of Wrightwood, CA 2.7 2009/07/03 19:30:15 34.215N 117.749W 6.6 11 km ( 7 mi) N of La Verne, CA 1.4 2009/07/03 14:08:45 33.974N 117.720W 13.7 0 km ( 0 mi) ESE of Chino Hills, CA 1.7 2009/07/03 09:04:24 33.994N 118.381W 13.2 1 km ( 1 mi) SW of Baldwin Hills, CA 1.5 2009/07/02 12:24:04 33.714N 117.338W 0.0 4 km ( 2 mi) N of Lake Elsinore, CA 1.1 2009/07/02 10:05:02 34.053N 117.341W 0.0 2 km ( 1 mi) SW of Colton, CA 0.9 2009/07/01 22:02:46 34.325N 117.706W 6.4 7 km ( 4 mi) NW of Mt. Baldy, CA 1.2 2009/07/01 18:02:30 33.982N 117.166W 14.9 8 km ( 5 mi) S of Redlands, CA 1.3 2009/07/01 11:01:55 33.765N 117.521W 7.0 12 km ( 8 mi) SSE of Corona, CA 1.2 2009/07/01 09:23:50 34.302N 118.457W 11.5 2 km ( 1 mi) NW of San Fernando, CA 1.8 2009/07/01 03:57:22 34.118N 117.436W 5.5 3 km ( 2 mi) NE of Fontana, CA 2.4 2009/07/01 03:49:01 34.117N 117.437W 6.0 3 km ( 2 mi) NE of Fontana, CA 2.1 2009/07/01 00:36:18 34.308N 118.387W 4.9 4 km ( 3 mi) NNW of Lake View Terrace, CA 1.3 2009/06/30 17:04:25 34.323N 117.717W 9.8 7 km ( 5 mi) WNW of Mt. Baldy, CA 2.0 2009/06/30 09:32:29 34.986N 118.872W 11.6 7 km ( 4 mi) ESE of Wheeler Ridge, CA 1.4 2009/06/30 02:34:17 34.142N 117.688W 6.8 4 km ( 3 mi) NW of Upland, CA 0.8 2009/06/30 01:02:04 34.370N 117.588W 12.4 4 km ( 3 mi) ENE of Wrightwood, CA 1.1 2009/06/29 14:17:41 34.177N 117.927W 0.0 5 km ( 3 mi) NE of Duarte, CA 0.8 2009/06/29 11:49:24 34.377N 117.644W 9.8 3 km ( 2 mi) NNW of Wrightwood, CA 1.2 2009/06/29 05:12:36 34.216N 117.486W 11.2 8 km ( 5 mi) W of Devore, CA 0.7 2009/06/29 01:03:39 34.016N 117.220W 7.0 5 km ( 3 mi) SE of Loma Linda, CA 0.9 2009/06/29 00:03:15 34.476N 118.079W 14.0 10 km ( 6 mi) E of Acton, 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)