SCEDC Home
Home
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 = Fri Aug 1 2:00:01 PDT 2014
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  2014/07/31 21:06:48 39.757N 120.615W  9.1   14 km ( 9 mi) WSW of Portola, CA
 0.7  2014/07/31 18:13:29 39.754N 120.614W  6.2   14 km ( 9 mi) WSW of Portola, CA
 0.9  2014/07/31 18:11:15 39.753N 120.604W  6.1   13 km ( 8 mi) WSW of Portola, CA
 0.4  2014/07/31 17:46:02 39.752N 120.615W  8.9   14 km ( 9 mi) WSW of Portola, CA
 1.4  2014/07/31 17:00:44 39.753N 120.617W  9.4   14 km ( 9 mi) WSW of Portola, CA
 0.9  2014/07/31 16:22:49 39.353N 120.001W  7.4   13 km ( 8 mi) N   of Kings Beach, CA
 1.0  2014/07/31 14:50:18 39.362N 120.002W  7.8   14 km ( 9 mi) N   of Kings Beach, CA
 1.2  2014/07/31 14:07:57 39.752N 120.618W  9.1   14 km ( 9 mi) WSW of Portola, CA
 1.1  2014/07/31 14:03:43 39.755N 120.615W  8.2   14 km ( 9 mi) WSW of Portola, CA
 1.2  2014/07/31 14:02:41 39.753N 120.614W  8.1   14 km ( 9 mi) WSW of Portola, CA
 0.5  2014/07/31 13:07:21 39.752N 120.616W  5.1   14 km ( 9 mi) WSW of Portola, CA
 2.9  2014/07/31 10:56:50 39.361N 120.010W  0.0   14 km ( 8 mi) N   of Kings Beach, CA
 2.2  2014/07/31 10:22:17 39.365N 120.000W  4.3   14 km ( 9 mi) N   of Kings Beach, CA
 0.5  2014/07/31 05:28:05 39.748N 120.612W  7.1   14 km ( 9 mi) WSW of Portola, CA
 0.8  2014/07/31 05:10:53 39.753N 120.620W  8.1   14 km ( 9 mi) WSW of Portola, CA
 0.5  2014/07/30 23:54:17 39.750N 120.615W  7.0   14 km ( 9 mi) WSW of Portola, CA
 0.9  2014/07/30 23:40:40 39.359N 120.002W  8.5   14 km ( 8 mi) N   of Kings Beach, CA
 0.4  2014/07/30 21:54:36 39.758N 120.619W  9.6   14 km ( 9 mi) WSW of Portola, CA
 0.8  2014/07/30 21:51:38 39.359N 120.002W  7.9   14 km ( 8 mi) N   of Kings Beach, CA
 0.4  2014/07/30 20:20:15 39.752N 120.608W  7.6   14 km ( 8 mi) WSW of Portola, CA
 1.5  2014/07/30 20:08:46 39.752N 120.617W 10.6   14 km ( 9 mi) WSW of Portola, CA
 1.0  2014/07/30 19:22:29 39.364N 120.003W  7.7   14 km ( 9 mi) N   of Kings Beach, CA
 0.4  2014/07/30 19:13:01 39.753N 120.617W  7.4   14 km ( 9 mi) WSW of Portola, CA
 0.8  2014/07/30 18:37:51 39.761N 120.608W  6.1   13 km ( 8 mi) WSW of Portola, CA
 1.0  2014/07/30 18:29:52 39.749N 120.621W  9.2   15 km ( 9 mi) WSW of Portola, CA
 0.6  2014/07/30 18:26:56 39.752N 120.623W  8.8   15 km ( 9 mi) WSW of Portola, CA
 1.1  2014/07/30 18:00:26 39.754N 120.618W  8.9   14 km ( 9 mi) WSW of Portola, CA
 1.0  2014/07/30 17:44:29 39.752N 120.617W  9.1   14 km ( 9 mi) WSW of Portola, CA
 0.6  2014/07/30 17:08:12 39.753N 120.618W  8.1   14 km ( 9 mi) WSW of Portola, CA
 0.4  2014/07/30 04:57:42 39.745N 120.621W  8.9   15 km ( 9 mi) WSW of Portola, CA
 0.6  2014/07/30 04:08:40 39.749N 120.627W  9.2   15 km ( 9 mi) WSW of Portola, CA
 0.3  2014/07/30 03:58:48 39.753N 120.618W  9.4   14 km ( 9 mi) WSW of Portola, CA
 0.5  2014/07/30 03:54:24 39.753N 120.623W 10.1   15 km ( 9 mi) WSW of Portola, CA
 0.3  2014/07/30 03:23:46 39.749N 120.611W  9.8   14 km ( 9 mi) WSW of Portola, CA
 0.9  2014/07/30 03:10:37 39.237N 120.082W  7.7    5 km ( 3 mi) W   of Kings Beach, CA
 2.4  2014/07/30 03:07:57 39.750N 120.613W  5.4   14 km ( 9 mi) WSW of Portola, CA
 1.7  2014/07/30 02:54:33 39.749N 120.615W  0.6   14 km ( 9 mi) WSW of Portola, CA
 0.4  2014/07/30 01:47:42 39.746N 120.616W  9.5   15 km ( 9 mi) WSW of Portola, CA
 0.2  2014/07/30 01:41:11 39.753N 120.609W  3.9   14 km ( 8 mi) WSW of Portola, CA
 0.1  2014/07/30 01:30:43 39.752N 120.615W  9.0   14 km ( 9 mi) WSW of Portola, CA
 1.1  2014/07/30 00:22:05 39.748N 120.615W  7.1   14 km ( 9 mi) WSW of Portola, CA
 1.6  2014/07/30 00:03:17 39.747N 120.621W  7.6   15 km ( 9 mi) WSW of Portola, CA
 1.7  2014/07/29 23:56:12 39.748N 120.621W  7.2   15 km ( 9 mi) WSW of Portola, CA
 0.5  2014/07/29 22:44:27 39.744N 120.618W  8.7   15 km ( 9 mi) WSW of Portola, CA
 0.3  2014/07/29 22:26:54 39.738N 120.632W 11.3   16 km (10 mi) WSW of Portola, CA
 1.1  2014/07/29 22:18:48 39.745N 120.617W  8.4   15 km ( 9 mi) WSW of Portola, CA
 1.0  2014/07/29 22:10:03 39.752N 120.612W  8.5   14 km ( 9 mi) WSW of Portola, CA
 1.1  2014/07/29 21:51:48 39.752N 120.612W  7.3   14 km ( 9 mi) WSW of Portola, CA
 1.5  2014/07/29 21:32:33 39.312N 121.178W  7.0   15 km ( 9 mi) NW  of Grass Valley, CA
 1.1  2014/07/29 20:55:18 39.748N 120.616W  8.3   14 km ( 9 mi) WSW of Portola, CA
 1.6  2014/07/29 02:42:34 39.752N 120.618W  7.8   14 km ( 9 mi) WSW of Portola, CA
 2.0  2014/07/29 02:39:37 39.749N 120.622W  7.6   15 km ( 9 mi) WSW of Portola, CA
 0.4  2014/07/28 22:23:07 39.753N 120.611W  6.8   14 km ( 9 mi) WSW of Portola, CA
 0.4  2014/07/28 19:14:40 39.756N 120.620W 10.0   14 km ( 9 mi) WSW of Portola, CA
 1.7  2014/07/28 18:23:20 39.751N 120.617W  1.8   14 km ( 9 mi) WSW of Portola, CA
 0.3  2014/07/28 15:20:02 39.749N 120.613W  8.3   14 km ( 9 mi) WSW of Portola, CA
 1.2  2014/07/28 15:00:13 39.752N 120.612W  7.3   14 km ( 9 mi) WSW of Portola, CA
 1.7  2014/07/28 12:43:43 39.742N 120.627W  7.9   16 km (10 mi) WSW of Portola, CA
 1.4  2014/07/28 12:20:17 39.751N 120.617W  9.4   14 km ( 9 mi) WSW of Portola, CA
 0.9  2014/07/28 11:02:20 39.749N 120.612W  7.2   14 km ( 9 mi) WSW of Portola, CA
 1.3  2014/07/28 11:00:03 39.747N 120.612W  8.5   14 km ( 9 mi) WSW of Portola, CA
 0.7  2014/07/28 10:43:12 39.749N 120.613W  8.0   14 km ( 9 mi) WSW of Portola, CA
 1.1  2014/07/28 10:42:27 39.751N 120.615W  8.4   14 km ( 9 mi) WSW of Portola, CA
 0.7  2014/07/28 10:33:05 39.752N 120.609W  7.2   14 km ( 8 mi) WSW of Portola, CA
 1.2  2014/07/28 10:31:18 39.747N 120.617W  6.3   15 km ( 9 mi) WSW of Portola, CA
 1.7  2014/07/28 10:11:38 39.750N 120.616W  8.9   14 km ( 9 mi) WSW of Portola, CA
 1.5  2014/07/28 09:18:15 39.747N 120.628W  8.3   15 km (10 mi) WSW of Portola, CA
 2.1  2014/07/28 09:00:50 39.749N 120.619W  6.7   15 km ( 9 mi) WSW of Portola, CA
 1.8  2014/07/28 08:50:32 39.748N 120.621W  7.4   15 km ( 9 mi) WSW of Portola, CA
 1.5  2014/07/28 08:38:35 39.748N 120.619W  7.2   15 km ( 9 mi) WSW of Portola, CA
 2.0  2014/07/28 08:30:50 39.749N 120.613W  4.8   14 km ( 9 mi) WSW of Portola, CA
 1.5  2014/07/28 07:38:03 39.748N 120.618W  8.1   15 km ( 9 mi) WSW of Portola, CA
 1.5  2014/07/28 07:35:26 39.760N 120.615W 15.2   14 km ( 9 mi) WSW of Portola, CA
 2.0  2014/07/28 07:26:24 39.748N 120.619W  7.0   15 km ( 9 mi) WSW of Portola, CA
 1.1  2014/07/28 07:19:04 39.745N 120.616W  8.1   15 km ( 9 mi) WSW of Portola, CA
 1.6  2014/07/28 07:15:35 39.745N 120.619W  8.3   15 km ( 9 mi) WSW of Portola, CA
 0.4  2014/07/28 07:10:25 39.755N 120.608W  4.8   13 km ( 8 mi) WSW of Portola, CA
 0.6  2014/07/28 07:01:59 39.748N 120.617W  6.7   14 km ( 9 mi) WSW of Portola, CA
 1.3  2014/07/28 06:58:24 39.751N 120.617W  8.7   14 km ( 9 mi) WSW of Portola, CA
 1.3  2014/07/28 06:53:26 39.751N 120.616W  9.2   14 km ( 9 mi) WSW of Portola, CA
 0.6  2014/07/28 06:43:26 39.749N 120.619W  9.3   15 km ( 9 mi) WSW of Portola, CA
 1.4  2014/07/28 06:33:17 39.751N 120.615W  8.5   14 km ( 9 mi) WSW of Portola, CA
 0.7  2014/07/28 06:13:51 39.749N 120.609W  6.2   14 km ( 9 mi) WSW of Portola, CA
 1.3  2014/07/28 06:05:52 39.746N 120.625W  8.6   15 km ( 9 mi) WSW of Portola, CA
 0.3  2014/07/28 04:36:47 39.753N 120.596W  3.5   13 km ( 8 mi) WSW of Portola, CA
 0.1  2014/07/28 04:36:21 39.752N 120.612W  3.1   14 km ( 9 mi) WSW of Portola, CA
 1.0  2014/07/28 04:34:54 39.750N 120.611W  7.7   14 km ( 9 mi) WSW of Portola, CA
 0.1  2014/07/28 04:34:07 39.751N 120.614W  3.0   14 km ( 9 mi) WSW of Portola, CA
 0.1  2014/07/28 04:32:42 39.751N 120.615W  6.1   14 km ( 9 mi) WSW of Portola, CA
 0.2  2014/07/28 04:31:08 39.750N 120.617W  8.7   14 km ( 9 mi) WSW of Portola, CA
 0.1  2014/07/28 04:29:53 39.752N 120.606W  0.0   13 km ( 8 mi) WSW of Portola, CA
 0.2  2014/07/28 03:50:07 39.754N 120.609W  5.6   14 km ( 8 mi) WSW of Portola, CA
 0.5  2014/07/28 03:37:05 39.753N 120.609W  4.6   14 km ( 8 mi) WSW of Portola, CA
 0.3  2014/07/28 02:02:38 39.859N 120.719W  0.0   21 km (13 mi) ESE of Quincy, CA
 1.4  2014/07/27 16:54:22 40.394N 121.998W 10.4   24 km (15 mi) E   of Cottonwood, CA
 0.7  2014/07/27 11:08:38 39.771N 120.162W 11.1   12 km ( 8 mi) NNE of Loyalton, CA
 2.0  2014/07/27 01:08:47 39.951N 120.591W 13.6   19 km (12 mi) NW  of Portola, CA
 0.5  2014/07/26 16:00:05 39.618N 120.381W 10.5   14 km ( 9 mi) WSW of Loyalton, 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)



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