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 6:51:32 AM (PDT) on Wednesday, September 15, 2021.
The magnitude 0.7 event occurred 2 km (2 miles) NE (55 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.7 - duration magnitude (Md)
Time Wednesday, September 15, 2021 at 6:51:32 AM (PDT)
Wednesday, September 15, 2021 at 13:51:32 (UTC)
Distance from The Geysers, CA - 2 km (2 miles) NE (55 degrees)
Cobb, CA - 4 km (2 miles) SSW (194 degrees)
Middletown, CA - 11 km (7 miles) WNW (292 degrees)
Hidden Valley Lake, CA - 15 km (10 miles) W (262 degrees)
Lower Lake, CA - 17 km (11 miles) SW (219 degrees)
Coordinates 38 deg. 47.4 min. N (38.790N), 122 deg. 44.0 min. W (122.733W)
Depth 1.74 km (1.1 miles)
Quality Good
Location Quality Parameters Nst=6, Nph=6, Dmin=0.8 km, Rmss=0.01 sec, Erho=0.42 km, Erzz=1.44 km, Gp=120 degrees
Event ID# nc73625146
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For more information, see https://earthquake.usgs.gov

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