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 minor earthquake occurred at 5:10:58 AM (PST) on Monday, December 8, 2025.
The magnitude 3.0 event occurred 77 km (48 miles) WSW of Ferndale, CA.
The hypocentral depth is 0.41 km (0.30 miles).


Magnitude 3.0 - duration magnitude (Md)
Time Monday, December 8, 2025 at 5:10:58 AM (PST)
Monday, December 8, 2025 at 13:10:58 (UTC)
Distance from Ferndale, CA - 77 km (48 miles) WSW (255 degrees)
Fortuna, CA - 87 km (54 miles) WSW (255 degrees)
Rio Dell, CA - 89 km (55 miles) W (263 degrees)
Humboldt Hill, CA - 89 km (55 miles) WSW (246 degrees)
Hydesville, CA - 90 km (56 miles) W (260 degrees)
Coordinates 40 deg. 23.9 min. N (40.398N), 125 deg. 8.8 min. W (125.146W)
Depth 0.41 km (0.30 miles)
Quality Poor
Location Quality Parameters Nst=44, Nph=43, Dmin=69.4 km, Rmss=0.41 sec, Erho=3.64 km, Erzz=10.9799995 km, Gp=264 degrees
Event ID# nc75276521
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