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 11:51:39 PM (PDT) on Sunday, September 12, 2021.
The magnitude 1.0 event occurred 8 km (5 miles) WNW of Cobb, CA.
The hypocentral depth is 16 km (10 miles).


Magnitude 1.0 - duration magnitude (Md)
Time Sunday, September 12, 2021 at 11:51:39 PM (PDT)
Monday, September 13, 2021 at 6:51:39 (UTC)
Distance from Cobb, CA - 8 km (5 miles) WNW (289 degrees)
The Geysers, CA - 9 km (5 miles) NNW (329 degrees)
Kelseyville, CA - 15 km (9 miles) S (170 degrees)
Soda Bay, CA - 18 km (11 miles) S (185 degrees)
Cloverdale, CA - 19 km (12 miles) ENE (77 degrees)
Coordinates 38 deg. 50.6 min. N (38.844N), 122 deg. 48.5 min. W (122.808W)
Depth 15.55 km (9.7 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=10, Dmin=1.5 km, Rmss=0.07 sec, Erho=2.09 km, Erzz=9.6 km, Gp=86 degrees
Event ID# nc73624276
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For more information, see https://earthquake.usgs.gov

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