Click on an earthquake on the above map for more information.
Click on an arrow at edge or corner of above map to go to an adjacent map.
Click here to go to index map || big earthquake list || all earthquakes list
Special maps: Long Valley || Los Angeles || San Francisco
Map need updating? Try reloading the page to your browser.
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.
What happens when I click on an earthquake?

Update time = Sat Nov 7 12:00:04 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

 1.2  2009/11/07 00:06:49 37.619N 119.037W  5.8    7 km ( 4 mi) WSW of Mammoth Lakes, CA
 0.3  2009/11/06 09:48:57 37.623N 119.042W  4.8    7 km ( 4 mi) WSW of Mammoth Lakes, CA
 2.0  2009/11/06 07:58:06 37.917N 120.525W  0.0   15 km ( 9 mi) WSW of Sonora, CA
 0.2  2009/11/06 05:26:32 37.623N 119.039W  4.9    7 km ( 4 mi) WSW of Mammoth Lakes, CA
 1.6  2009/11/06 04:02:16 37.637N 119.354W 16.1   24 km (15 mi) ESE of Yosemite Village, CA
 0.5  2009/11/06 03:26:45 37.626N 119.031W  3.9    6 km ( 4 mi) WSW of Mammoth Lakes, CA
 0.9  2009/11/05 03:45:55 37.429N 119.081W 18.4   26 km (16 mi) SSW of Mammoth Lakes, CA
 1.0  2009/11/04 23:12:01 37.908N 119.340W  8.3   20 km (12 mi) WSW of Lee Vining, CA
 0.2  2009/11/04 02:56:44 37.625N 119.044W  4.3    7 km ( 4 mi) WSW of Mammoth Lakes, CA
 1.3  2009/11/02 13:12:56 37.636N 119.026W  1.9    5 km ( 3 mi) WSW of Mammoth Lakes, CA
 1.5  2009/10/31 17:57:26 38.330N 119.144W  9.4   11 km ( 7 mi) NE  of Bridgeport, CA

Special maps:
Long Valley || Los Angeles || San Francisco Index map || big earthquake list || all earthquake list || glossary of terms ||

Data Sources

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)