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 10:03:52 PM (PDT) on Wednesday, July 19, 2023.
The magnitude 0.9 event occurred 10 km (6 miles) NW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.9 - duration magnitude (Md)
Time Wednesday, July 19, 2023 at 10:03:52 PM (PDT)
Thursday, July 20, 2023 at 5:03:52 (UTC)
Distance from The Geysers, CA - 10 km (6 miles) NW (315 degrees)
Cobb, CA - 10 km (6 miles) W (280 degrees)
Cloverdale, CA - 16 km (10 miles) ENE (77 degrees)
Kelseyville, CA - 16 km (10 miles) S (178 degrees)
Soda Bay, CA - 19 km (12 miles) SSW (192 degrees)
Coordinates 38 deg. 50.2 min. N (38.837N), 122 deg. 50.1 min. W (122.835W)
Depth 1.75 km (1.1 miles)
Quality Excellent
Location Quality Parameters Nst=21, Nph=21, Dmin=0.2 km, Rmss=0.02 sec, Erho=0.2 km, Erzz=0.43 km, Gp=62 degrees
Event ID# nc73914826
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For more information, see https://earthquake.usgs.gov

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