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 10:08:47 PM (PDT) on Saturday, July 26, 2025.
The magnitude 0.3 event occurred 4 km (3 miles) NNW of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 0.3 - duration magnitude (Md)
Time Saturday, July 26, 2025 at 10:08:47 PM (PDT)
Sunday, July 27, 2025 at 5:08:47 (UTC)
Distance from The Geysers, CA - 4 km (3 miles) NNW (337 degrees)
Cobb, CA - 5 km (3 miles) WSW (254 degrees)
Middletown, CA - 15 km (10 miles) WNW (295 degrees)
Lower Lake, CA - 18 km (11 miles) SW (232 degrees)
Kelseyville, CA - 19 km (12 miles) SSE (163 degrees)
Coordinates 38 deg. 48.6 min. N (38.811N), 122 deg. 46.5 min. W (122.775W)
Depth 1.34 km (0.80 miles)
Quality Good
Location Quality Parameters Nst=10, Nph=10, Dmin=0.6 km, Rmss=0.02 sec, Erho=0.42 km, Erzz=0.660000026 km, Gp=119 degrees
Event ID# nc75215657
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