2026-05-21 19:00:08 (M3.8) off the coast of Northern California 40.4 -125.1 (90be5)

M3.8 Earthquake - off the coast of Northern California

Preliminary Report

Magnitude	3.8
Date-Time	Universal Time (UTC): 21 May 2026 19:00:08 Time near the Epicenter (1): 21 May 2026 12:00:08 Time in your area (1): 21 May 2026 11:00:08
Location	40.372N 125.105W
Depth	1 km
Distances	74.8 km (46.4 mi) WSW of Ferndale, California 84.2 km (52.2 mi) WSW of Fortuna, California 92.9 km (57.6 mi) WSW of Eureka, California 102.4 km (63.5 mi) WSW of Bayside, California 368.7 km (228.6 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 1.6 km; Vertical 5.8 km
Parameters	Nph = 116; Dmin = 65.4 km; Rmss = 0.40 seconds; Gp = 254° Version = 2
Event ID	nc 75366637

(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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