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 1:28:05 AM (PDT) on Monday, May 3, 2021.
The magnitude 1.9 event occurred 6 km (4 miles) WNW of Cobb, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 1.9 - duration magnitude (Md)
Time Monday, May 3, 2021 at 1:28:05 AM (PDT)
Monday, May 3, 2021 at 8:28:05 (UTC)
Distance from Cobb, CA - 6 km (4 miles) WNW (284 degrees)
The Geysers, CA - 7 km (4 miles) NNW (336 degrees)
Kelseyville, CA - 16 km (10 miles) SSE (165 degrees)
Soda Bay, CA - 18 km (11 miles) S (180 degrees)
Middletown, CA - 18 km (11 miles) WNW (301 degrees)
Coordinates 38 deg. 50.1 min. N (38.835N), 122 deg. 47.4 min. W (122.790W)
Depth 2.06 km (1.3 miles)
Quality Excellent
Location Quality Parameters Nst=34, Nph=34, Dmin=0.4 km, Rmss=0.03 sec, Erho=0.18 km, Erzz=0.29 km, Gp=45 degrees
Event ID# nc73557515
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For more information, see https://earthquake.usgs.gov

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