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 7:38:05 PM (PDT) on Sunday, October 5, 2025.
The magnitude 0.7 event occurred 4 km (3 miles) W of Cobb, CA.
The hypocentral depth is 4 km ( 2 miles).


Magnitude 0.7 - duration magnitude (Md)
Time Sunday, October 5, 2025 at 7:38:05 PM (PDT)
Monday, October 6, 2025 at 2:38:05 (UTC)
Distance from Cobb, CA - 4 km (3 miles) W (266 degrees)
The Geysers, CA - 5 km (3 miles) NNW (344 degrees)
Middletown, CA - 15 km (10 miles) WNW (299 degrees)
Lower Lake, CA - 17 km (11 miles) SW (234 degrees)
Kelseyville, CA - 19 km (12 miles) SSE (162 degrees)
Coordinates 38 deg. 49.2 min. N (38.819N), 122 deg. 46.3 min. W (122.771W)
Depth 3.67 km (2.30 miles)
Quality Good
Location Quality Parameters Nst=8, Nph=8, Dmin=1.0 km, Rmss=0.06 sec, Erho=0.68 km, Erzz=1.25999999 km, Gp=113 degrees
Event ID# nc75245371
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