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 8:55:13 PM (PDT) on Monday, September 13, 2021.
The magnitude 1.2 event occurred 8 km (5 miles) WNW of Cobb, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 1.2 - duration magnitude (Md)
Time Monday, September 13, 2021 at 8:55:13 PM (PDT)
Tuesday, September 14, 2021 at 3:55:13 (UTC)
Distance from Cobb, CA - 8 km (5 miles) WNW (298 degrees)
The Geysers, CA - 10 km (6 miles) NNW (335 degrees)
Kelseyville, CA - 14 km (9 miles) SSE (167 degrees)
Soda Bay, CA - 16 km (10 miles) S (184 degrees)
Lower Lake, CA - 18 km (11 miles) WSW (250 degrees)
Coordinates 38 deg. 51.3 min. N (38.855N), 122 deg. 48.1 min. W (122.802W)
Depth 1.02 km (0.6 miles)
Quality Good
Location Quality Parameters Nst=23, Nph=23, Dmin=0.5 km, Rmss=0.04 sec, Erho=0.22 km, Erzz=0.34 km, Gp=115 degrees
Event ID# nc73624621
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For more information, see https://earthquake.usgs.gov

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