2025-04-27 21:18:20 (M3.1) off the coast of Northern California 40.4 -125.0 (90be5)

M3.1 Earthquake - off the coast of Northern California

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 27 Apr 2025 21:18:20 Time near the Epicenter (1): 27 Apr 2025 14:18:20 Time in your area (1): 27 Apr 2025 13:18:20
Location	40.443N 125.007W
Depth	1 km
Distances	64.7 km (40.1 mi) WSW of Ferndale, California 74.0 km (45.9 mi) WSW of Fortuna, California 81.7 km (50.7 mi) WSW of Eureka, California 91.2 km (56.6 mi) WSW of Arcata, California 365.9 km (226.9 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 2.7 km; Vertical 5.2 km
Parameters	Nph = 63; Dmin = 58.8 km; Rmss = 0.24 seconds; Gp = 275° Version = 2
Event ID	nc 75172831

(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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