Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #3: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 3:59:00 PM (PDT) on Monday, September 13, 2021.
The magnitude 0.2 event occurred 2 km (1 miles) NNE (29 degrees) of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.2 - duration magnitude (Md)
Time Monday, September 13, 2021 at 3:59:00 PM (PDT)
Monday, September 13, 2021 at 22:59:00 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NNE (29 degrees)
Cobb, CA - 4 km (3 miles) SSW (211 degrees)
Middletown, CA - 12 km (8 miles) WNW (290 degrees)
Hidden Valley Lake, CA - 17 km (10 miles) W (263 degrees)
Lower Lake, CA - 18 km (11 miles) SW (222 degrees)
Coordinates 38 deg. 47.4 min. N (38.789N), 122 deg. 44.9 min. W (122.748W)
Depth 3 km (1.9 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=11, Dmin=1.2 km, Rmss=0.02 sec, Erho=0.46 km, Erzz=0.91 km, Gp=105 degrees
Event ID# nc71126184
Additional Information Map

For more information, see https://earthquake.usgs.gov

[ Index map || Big earthquake list || All earthquake list || Glossary of terms || Top page ]
[ Did you feel it? || ShakeMaps || Relative2Me ]
[ Data Sources ]

Special maps
Long Valley || Los Angeles || San Francisco

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
Nevada - UNR = University of Nevada, Reno
Offshore = West Coast & Alaska Tsunami Warning Center
...all members of the Advanced National Seismic System (ANSS)