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 11:44:03 PM (PDT) on Wednesday, March 26, 2025.
The magnitude 2.2 event occurred 2 km (1 miles) NW of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 2.2 - duration magnitude (Md)
Time Wednesday, March 26, 2025 at 11:44:03 PM (PDT)
Thursday, March 27, 2025 at 6:44:03 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NW (310 degrees)
Cobb, CA - 6 km (4 miles) SW (232 degrees)
Middletown, CA - 15 km (9 miles) WNW (287 degrees)
Hidden Valley Lake, CA - 19 km (12 miles) W (264 degrees)
Lower Lake, CA - 20 km (12 miles) SW (227 degrees)
Coordinates 38 deg. 47.4 min. N (38.790N), 122 deg. 46.5 min. W (122.775W)
Depth 1.84 km (1.10 miles)
Quality Excellent
Location Quality Parameters Nst=45, Nph=42, Dmin=1.1 km, Rmss=0.06 sec, Erho=0.18 km, Erzz=0.25999999 km, Gp=81 degrees
Event ID# nc75156072
Additional Information Map
First Motion Focal Mechanism
Waveforms

For more information, see https://earthquake.usgs.gov

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