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 5:48:52 AM (PDT) on Tuesday, July 15, 2025.
The magnitude 0.3 event occurred 9 km (5 miles) WNW of Cobb, CA.
The hypocentral depth is 1 km (0.50 miles).


Magnitude 0.3 - duration magnitude (Md)
Time Tuesday, July 15, 2025 at 5:48:52 AM (PDT)
Tuesday, July 15, 2025 at 12:48:52 (UTC)
Distance from Cobb, CA - 9 km (5 miles) WNW (283 degrees)
The Geysers, CA - 9 km (6 miles) NW (321 degrees)
Kelseyville, CA - 15 km (10 miles) S (174 degrees)
Cloverdale, CA - 17 km (11 miles) ENE (77 degrees)
Soda Bay, CA - 18 km (11 miles) S (189 degrees)
Coordinates 38 deg. 50.4 min. N (38.840N), 122 deg. 49.3 min. W (122.822W)
Depth 0.83 km (0.50 miles)
Quality Good
Location Quality Parameters Nst=13, Nph=15, Dmin=1.2 km, Rmss=0.02 sec, Erho=0.25 km, Erzz=0.47 km, Gp=91 degrees
Event ID# nc75210172
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