Recent Earthquakes in California and Nevada
== PRELIMINARY EARTHQUAKE REPORT ==
U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California
Version #0: This report supersedes any earlier reports of this event. This is a computer-generated message. This event has not yet been reviewed by a seismologist.
A micro earthquake occurred at 6:40:48 AM (PDT) on Thursday, September 9, 2021.
The magnitude 0.8 event occurred 6 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).
|Magnitude||0.8 - duration magnitude (Md)|
|Time||Thursday, September 9, 2021 at 6:40:48 AM (PDT)
Thursday, September 9, 2021 at 13:40:48 (UTC)
Cobb, CA - 6 km (4 miles) WNW (284 degrees)|
The Geysers, CA - 7 km (4 miles) NNW (335 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (165 degrees)
Soda Bay, CA - 18 km (11 miles) S (181 degrees)
Middletown, CA - 18 km (11 miles) WNW (301 degrees)
|Coordinates||38 deg. 50.1 min. N (38.835N), 122 deg. 47.5 min. W (122.791W)|
|Depth||1.97 km (1.2 miles)|
|Location Quality Parameters||Nst=19, Nph=19, Dmin=0.4 km, Rmss=0.02 sec, Erho=0.25 km, Erzz=0.44 km, Gp=89 degrees|
|Additional Information|| Map
For more information, see https://earthquake.usgs.gov
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)