2022-12-20 15:09:05 (M4.0) near the coast of Northern California 40.6 -124.1 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.0 Earthquake - near the coast of Northern California

Preliminary Report

Magnitude	4.0
Date-Time	20 Dec 2022 15:09:06 UTC 20 Dec 2022 07:09:06 near epicenter 20 Dec 2022 07:09:06 standard time in your timezone
Location	40.597N 124.066W
Depth	20 km
Distances	6.1 km (3.8 mi) NNE of Hydesville, California 7.7 km (4.8 mi) E of Fortuna, California 24.2 km (15.0 mi) SSE of Eureka, California 27.2 km (16.9 mi) S of Bayside, California 314.4 km (195.0 mi) NW of Sacramento, California
Location Uncertainty	Horizontal: 0.3 km; Vertical 0.4 km
Parameters	Nph = 34; Dmin = 0.0 km; Rmss = 0.09 seconds; Gp = 120° Version = 2
Event ID	nc 73821636

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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