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 7:47:51 PM (PDT) on Sunday, October 5, 2025.
The magnitude 2.3 event occurred 3 km (2 miles) NW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 2.3 - duration magnitude (Md)
Time Sunday, October 5, 2025 at 7:47:51 PM (PDT)
Monday, October 6, 2025 at 2:47:51 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) NW (325 degrees)
Cobb, CA - 5 km (3 miles) SW (236 degrees)
Middletown, CA - 15 km (9 miles) WNW (289 degrees)
Lower Lake, CA - 19 km (12 miles) SW (228 degrees)
Hidden Valley Lake, CA - 19 km (12 miles) W (266 degrees)
Coordinates 38 deg. 47.8 min. N (38.796N), 122 deg. 46.4 min. W (122.773W)
Depth 3.02 km (1.90 miles)
Quality Excellent
Location Quality Parameters Nst=49, Nph=48, Dmin=1.3 km, Rmss=0.06 sec, Erho=0.17 km, Erzz=0.270000011 km, Gp=48 degrees
Event ID# nc75245376
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