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 6:07:46 PM (PDT) on Wednesday, August 13, 2025.
The magnitude 1.1 event occurred 7 km (4 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Wednesday, August 13, 2025 at 6:07:46 PM (PDT)
Thursday, August 14, 2025 at 1:07:46 (UTC)
Distance from The Geysers, CA - 7 km (4 miles) NW (306 degrees)
Cobb, CA - 8 km (5 miles) W (262 degrees)
Cloverdale, CA - 17 km (11 miles) E (88 degrees)
Kelseyville, CA - 19 km (12 miles) S (174 degrees)
Middletown, CA - 19 km (12 miles) WNW (291 degrees)
Coordinates 38 deg. 48.7 min. N (38.812N), 122 deg. 49.1 min. W (122.818W)
Depth 2.70 km (1.70 miles)
Quality Excellent
Location Quality Parameters Nst=26, Nph=26, Dmin=1.1 km, Rmss=0.04 sec, Erho=0.22 km, Erzz=0.400000006 km, Gp=54 degrees
Event ID# nc75222892
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For more information, see https://earthquake.usgs.gov

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