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 3:06:57 PM (PDT) on Monday, September 1, 2025.
The magnitude 0.8 event occurred 3 km (2 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.8 - duration magnitude (Md)
Time Monday, September 1, 2025 at 3:06:57 PM (PDT)
Monday, September 1, 2025 at 22:06:57 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) NW (326 degrees)
Cobb, CA - 5 km (3 miles) WSW (246 degrees)
Middletown, CA - 15 km (9 miles) WNW (292 degrees)
Lower Lake, CA - 19 km (12 miles) SW (231 degrees)
Hidden Valley Lake, CA - 19 km (12 miles) W (268 degrees)
Coordinates 38 deg. 48.2 min. N (38.803N), 122 deg. 46.7 min. W (122.778W)
Depth 3.09 km (1.90 miles)
Quality Excellent
Location Quality Parameters Nst=15, Nph=15, Dmin=1.2 km, Rmss=0.01 sec, Erho=0.3 km, Erzz=0.670000017 km, Gp=69 degrees
Event ID# nc75231782
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