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 5:51:36 AM (PDT) on Monday, August 11, 2025.
The magnitude 0.7 event occurred 2 km (1 miles) NE (39 degrees) of The Geysers, CA.
The hypocentral depth is 1 km ( 1 mile).


Magnitude 0.7 - duration magnitude (Md)
Time Monday, August 11, 2025 at 5:51:36 AM (PDT)
Monday, August 11, 2025 at 12:51:36 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) NE (39 degrees)
Cobb, CA - 4 km (3 miles) SSW (207 degrees)
Middletown, CA - 12 km (7 miles) WNW (289 degrees)
Hidden Valley Lake, CA - 16 km (10 miles) W (262 degrees)
Lower Lake, CA - 18 km (11 miles) SW (221 degrees)
Coordinates 38 deg. 47.3 min. N (38.788N), 122 deg. 44.7 min. W (122.745W)
Depth 1.18 km (0.70 miles)
Quality Excellent
Location Quality Parameters Nst=28, Nph=28, Dmin=0.9 km, Rmss=0.04 sec, Erho=0.2 km, Erzz=0.34 km, Gp=74 degrees
Event ID# nc75221727
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