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 9:28:33 AM (PDT) on Saturday, July 26, 2025.
The magnitude 0.3 event occurred 3 km (2 miles) SE of The Geysers, CA.
The hypocentral depth is 2 km ( 1 mile).


Magnitude 0.3 - duration magnitude (Md)
Time Saturday, July 26, 2025 at 9:28:33 AM (PDT)
Saturday, July 26, 2025 at 16:28:33 (UTC)
Distance from The Geysers, CA - 3 km (2 miles) SE (128 degrees)
Cobb, CA - 7 km (4 miles) S (186 degrees)
Middletown, CA - 10 km (6 miles) W (276 degrees)
Hidden Valley Lake, CA - 16 km (10 miles) WSW (251 degrees)
Lower Lake, CA - 20 km (12 miles) SSW (212 degrees)
Coordinates 38 deg. 45.7 min. N (38.762N), 122 deg. 43.8 min. W (122.731W)
Depth 1.57 km (1.00 miles)
Quality Excellent
Location Quality Parameters Nst=10, Nph=12, Dmin=0.5 km, Rmss=0.03 sec, Erho=0.32 km, Erzz=0.34 km, Gp=69 degrees
Event ID# nc75215367
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