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 5:21:14 AM (PDT) on Thursday, July 24, 2025.
The magnitude 2.1 event occurred 3 km (2 miles) SE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 2.1 - duration magnitude (Md)
Time Thursday, July 24, 2025 at 5:21:14 AM (PDT)
Thursday, July 24, 2025 at 12:21:14 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) SE (128 degrees)
Cobb, CA - 7 km (4 miles) S (183 degrees)
Middletown, CA - 10 km (6 miles) W (275 degrees)
Hidden Valley Lake, CA - 16 km (10 miles) WSW (250 degrees)
Lower Lake, CA - 20 km (12 miles) SSW (211 degrees)
Coordinates 38 deg. 45.6 min. N (38.760N), 122 deg. 43.6 min. W (122.727W)
Depth 1.77 km (1.10 miles)
Quality Excellent
Location Quality Parameters Nst=61, Nph=56, Dmin=0.3 km, Rmss=0.09 sec, Erho=0.17 km, Erzz=0.239999995 km, Gp=30 degrees
Event ID# nc75214387
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For more information, see https://earthquake.usgs.gov

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