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 10:21:05 PM (PDT) on Saturday, July 26, 2025.
The magnitude 0.8 event occurred 3 km (2 miles) SE of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 0.8 - duration magnitude (Md)
Time Saturday, July 26, 2025 at 10:21:05 PM (PDT)
Sunday, July 27, 2025 at 5:21:05 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) SE (126 degrees)
Cobb, CA - 7 km (4 miles) S (181 degrees)
Middletown, CA - 9 km (6 miles) W (274 degrees)
Hidden Valley Lake, CA - 15 km (10 miles) WSW (249 degrees)
Lower Lake, CA - 20 km (12 miles) SSW (210 degrees)
Coordinates 38 deg. 45.5 min. N (38.759N), 122 deg. 43.4 min. W (122.724W)
Depth 2.81 km (1.70 miles)
Quality Good
Location Quality Parameters Nst=9, Nph=9, Dmin=0.3 km, Rmss=0.03 sec, Erho=0.63 km, Erzz=0.99000001 km, Gp=145 degrees
Event ID# nc75215667
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For more information, see https://earthquake.usgs.gov

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