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 6:48:52 PM (PDT) on Monday, September 13, 2021.
The magnitude 0.9 event occurred 7 km (4 miles) W of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.9 - duration magnitude (Md)
Time Monday, September 13, 2021 at 6:48:52 PM (PDT)
Tuesday, September 14, 2021 at 1:48:52 (UTC)
Distance from Cobb, CA - 7 km (4 miles) W (277 degrees)
The Geysers, CA - 7 km (5 miles) NW (324 degrees)
Kelseyville, CA - 17 km (10 miles) S (170 degrees)
Cloverdale, CA - 19 km (12 miles) E (81 degrees)
Soda Bay, CA - 19 km (12 miles) S (184 degrees)
Coordinates 38 deg. 49.8 min. N (38.830N), 122 deg. 48.3 min. W (122.806W)
Depth 1.94 km (1.2 miles)
Quality Good
Location Quality Parameters Nst=8, Nph=8, Dmin=0.8 km, Rmss=0.01 sec, Erho=0.63 km, Erzz=1.21 km, Gp=124 degrees
Event ID# nc73624586
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