
---> Please visit our reorganized earthquake pages at -
http://quake.usgs.gov/ <---
Click on an earthquake on the above map for more information.
including new CA-NV pages at -
http://quake.usgs.gov/recenteqs/latest.htm
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 ||
Parkfield
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 = Mon Nov 23 17:00:03 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
1.6 2009/11/22 18:27:40 38.075N 121.908W 22.3 7 km ( 4 mi) NNW of Pittsburg, CA 1.6 2009/11/20 10:20:25 38.064N 120.414W 0.0 4 km ( 2 mi) NNW of Columbia, CA 1.8 2009/11/18 13:12:20 38.102N 121.906W 23.1 10 km ( 6 mi) N of Pittsburg, CA 0.9 2009/11/18 08:43:03 39.440N 120.280W 8.0 13 km ( 8 mi) NNW of Truckee, CA 1.9 2009/11/17 16:04:34 38.142N 121.860W 19.3 14 km ( 9 mi) N of Pittsburg, CA
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)