2025-12-29 03:00:54 (M3.5) off the coast of Northern California 40.4 -125.1 (90be5)

M3.5 Earthquake - off the coast of Northern California

Preliminary Report

Magnitude	3.5
Date-Time	Universal Time (UTC): 29 Dec 2025 03:00:54 Time near the Epicenter (1): 28 Dec 2025 19:00:54 Time in your area (1): 28 Dec 2025 19:00:54
Location	40.393N 125.100W
Depth	2 km
Distances	73.8 km (45.7 mi) WSW of Ferndale, California 83.1 km (51.5 mi) WSW of Fortuna, California 91.4 km (56.6 mi) WSW of Eureka, California 100.9 km (62.5 mi) WSW of Arcata, California 369.6 km (229.2 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 3.2 km; Vertical 6.5 km
Parameters	Nph = 78; Dmin = 65.4 km; Rmss = 0.38 seconds; Gp = 263° Version = 2
Event ID	nc 75287946

(1) Nominal Standard Time; local and daylight savings time zone may differ.
For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
CISN Northern California Management Center
U.S. Geological Survey
Berkeley Seismological Laboratory
http://www.cisn.org/ncmc.html

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