Recent Earthquakes in California and Nevada


== PRELIMINARY EARTHQUAKE REPORT ==

U.S. Geological Survey, Menlo Park, California
U.C. Berkeley Seismological Laboratory, Berkeley, California


Version #2: This report supersedes any earlier reports of this event. This event has been reviewed by a seismologist.

A micro earthquake occurred at 7:21:13 PM (PDT) on Friday, September 5, 2025.
The magnitude 0.2 event occurred 2 km (1 miles) N (1 degrees) of The Geysers, CA.
The hypocentral depth is 1 km (0.50 miles).


Magnitude 0.2 - duration magnitude (Md)
Time Friday, September 5, 2025 at 7:21:13 PM (PDT)
Saturday, September 6, 2025 at 2:21:13 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) N (1 degrees)
Cobb, CA - 4 km (3 miles) SW (222 degrees)
Middletown, CA - 13 km (8 miles) WNW (291 degrees)
Hidden Valley Lake, CA - 17 km (11 miles) W (265 degrees)
Lower Lake, CA - 18 km (11 miles) SW (224 degrees)
Coordinates 38 deg. 47.6 min. N (38.794N), 122 deg. 45.4 min. W (122.756W)
Depth 0.81 km (0.50 miles)
Quality Fair
Location Quality Parameters Nst=3, Nph=6, Dmin=0.8 km, Rmss=0.01 sec, Erho=0.37 km, Erzz=1.02 km, Gp=145 degrees
Event ID# nc75233687
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