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 12:24:36 PM (PDT) on Friday, March 28, 2025.
The magnitude 1.1 event occurred 2 km (1 miles) N (4 degrees) of The Geysers, CA.
The hypocentral depth is 0.22 km (0.10 miles).


Magnitude 1.1 - duration magnitude (Md)
Time Friday, March 28, 2025 at 12:24:36 PM (PDT)
Friday, March 28, 2025 at 19:24:36 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) N (4 degrees)
Cobb, CA - 4 km (3 miles) SW (220 degrees)
Middletown, CA - 13 km (8 miles) WNW (290 degrees)
Hidden Valley Lake, CA - 17 km (11 miles) W (264 degrees)
Lower Lake, CA - 18 km (11 miles) SW (224 degrees)
Coordinates 38 deg. 47.5 min. N (38.792N), 122 deg. 45.3 min. W (122.755W)
Depth 0.22 km (0.10 miles)
Quality Good
Location Quality Parameters Nst=9, Nph=9, Dmin=1.0 km, Rmss=0.03 sec, Erho=0.41 km, Erzz=0.730000019 km, Gp=145 degrees
Event ID# nc75156832
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