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 11:40:59 AM (PDT) on Saturday, August 16, 2025.
The magnitude 1.1 event occurred 5 km (3 miles) WNW of The Geysers, CA.
The hypocentral depth is 3 km ( 2 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Saturday, August 16, 2025 at 11:40:59 AM (PDT)
Saturday, August 16, 2025 at 18:40:59 (UTC)
Distance from The Geysers, CA - 5 km (3 miles) WNW (297 degrees)
Cobb, CA - 8 km (5 miles) WSW (252 degrees)
Cloverdale, CA - 18 km (11 miles) E (92 degrees)
Middletown, CA - 18 km (11 miles) WNW (287 degrees)
Kelseyville, CA - 20 km (12 miles) S (173 degrees)
Coordinates 38 deg. 48.0 min. N (38.799N), 122 deg. 48.7 min. W (122.811W)
Depth 3.26 km (2.00 miles)
Quality Excellent
Location Quality Parameters Nst=23, Nph=23, Dmin=1.4 km, Rmss=0.02 sec, Erho=0.25 km, Erzz=0.460000008 km, Gp=69 degrees
Event ID# nc75224682
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