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 7:42:30 AM (PDT) on Sunday, July 27, 2025.
The magnitude 0.7 event occurred 2 km (1 miles) N (6 degrees) of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.7 - duration magnitude (Md)
Time Sunday, July 27, 2025 at 7:42:30 AM (PDT)
Sunday, July 27, 2025 at 14:42:30 (UTC)
Distance from The Geysers, CA - 2 km (1 miles) N (6 degrees)
Cobb, CA - 4 km (3 miles) SW (219 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 2.24 km (1.40 miles)
Quality Excellent
Location Quality Parameters Nst=9, Nph=9, Dmin=1.0 km, Rmss=0.06 sec, Erho=0.47 km, Erzz=0.850000024 km, Gp=85 degrees
Event ID# nc75215822
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