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 2:22:13 PM (PDT) on Friday, October 3, 2025.
The magnitude 1.9 event occurred 16 km (10 miles) SSW of Shingletown, CA.
The hypocentral depth is 21 km (13 miles).


Magnitude 1.9 - duration magnitude (Md)
Time Friday, October 3, 2025 at 2:22:13 PM (PDT)
Friday, October 3, 2025 at 21:22:13 (UTC)
Distance from Shingletown, CA - 16 km (10 miles) SSW (207 degrees)
Anderson, CA - 29 km (18 miles) ESE (110 degrees)
Red Bluff, CA - 30 km (19 miles) NE (47 degrees)
Palo Cedro, CA - 32 km (20 miles) SE (136 degrees)
Gerber, CA - 37 km (23 miles) NNE (23 degrees)
Coordinates 40 deg. 21.6 min. N (40.361N), 121 deg. 58.7 min. W (121.978W)
Depth 21.08 km (13.10 miles)
Quality Fair
Location Quality Parameters Nst=6, Nph=6, Dmin=18.0 km, Rmss=0.08 sec, Erho=1.25 km, Erzz=3.46000004 km, Gp=193 degrees
Event ID# nc75244456
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For more information, see https://earthquake.usgs.gov

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