SCEDC Home
Home
22050055nc73087591nc73087446nc73087191nc73086951nc73085265Choose another area 2-degree map

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 = Sun Sep 23 18:00:01 PDT 2018
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
 1.1 2018/09/20 21:16:17 37.727N 122.541W  8.0    7 km ( 4 mi) NW  of Broadmoor, CA
 1.1 2018/09/20 11:12:46 37.325N 122.105W -0.3    0 km ( 0 mi) SW  of Quarry near Cupertino, CA (Probable quarry explosion)
 1.3 2018/09/19 11:30:32 37.989N 122.453W -0.0   35 km (22 mi) NW  of Quarry near San Leandro, CA(Probable quarry explosion)
 1.3 2018/09/18 12:08:06 37.300N 122.040W  1.6    3 km ( 2 mi) SSW of Cupertino, CA
 0.6 2018/09/17 03:06:43 37.379N 122.158W  6.8    2 km ( 1 mi) W   of Los Altos Hills, CA

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

Data Sources

US and World - USGS/NEIC = National Earthquake Information Center
Northern California - UCB = University of California, Berkeley
Southern California - Caltech = California Institute of Technology
Southern California - UCSD = University of California, San Diego
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)



Research Tools
General Earthquake Information
Stations/ Instrumentation
About the Data Center