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 11:09:26 PM (PDT) on Tuesday, July 20, 2021.
The magnitude 0.7 event occurred 6 km (4 miles) WNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.7 - duration magnitude (Md)
Time Tuesday, July 20, 2021 at 11:09:26 PM (PDT)
Wednesday, July 21, 2021 at 6:09:26 (UTC)
Distance from The Geysers, CA - 6 km (4 miles) WNW (299 degrees)
Cobb, CA - 8 km (5 miles) WSW (255 degrees)
Cloverdale, CA - 17 km (11 miles) E (91 degrees)
Middletown, CA - 18 km (11 miles) WNW (288 degrees)
Kelseyville, CA - 20 km (12 miles) S (174 degrees)
Coordinates 38 deg. 48.2 min. N (38.803N), 122 deg. 49.0 min. W (122.816W)
Depth 2.87 km (1.8 miles)
Quality Excellent
Location Quality Parameters Nst=19, Nph=19, Dmin=1.3 km, Rmss=0.03 sec, Erho=0.28 km, Erzz=0.64 km, Gp=71 degrees
Event ID# nc73596591
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For more information, see https://earthquake.usgs.gov

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