2025-10-27 12:23:53 (M3.5) near the coast of Northern California 40.4 -124.9 (90be5)

M3.5 Earthquake - near the coast of Northern California

Preliminary Report

Magnitude	3.5
Date-Time	Universal Time (UTC): 27 Oct 2025 12:23:53 Time near the Epicenter (1): 27 Oct 2025 05:23:53 Time in your area (1): 27 Oct 2025 04:23:53
Location	40.391N 124.855W
Depth	0 km
Distances	54.2 km (33.6 mi) WSW of Ferndale, California 63.5 km (39.3 mi) WSW of Fortuna, California 74.2 km (46.0 mi) SW of Eureka, California 83.6 km (51.9 mi) SW of Bayside, California 352.0 km (218.2 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 5.3 km; Vertical 9.7 km
Parameters	Nph = 47; Dmin = 45.0 km; Rmss = 0.53 seconds; Gp = 243° Version = 2
Event ID	nc 75255261

(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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