2021-03-28 00:19:22 (M3.9) off the coast of Northern California 40.4 -125.6 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M3.9 Earthquake - off the coast of Northern California

Preliminary Report

Magnitude	3.9
Date-Time	28 Mar 2021 00:19:23 UTC 27 Mar 2021 17:19:23 near epicenter 27 Mar 2021 16:19:23 standard time in your timezone
Location	40.355N 125.610W
Depth	2 km
Distances	116.8 km (72.4 mi) WSW of Ferndale, California 126.1 km (78.2 mi) WSW of Fortuna, California 132.2 km (81.9 mi) WSW of Eureka, California 141.2 km (87.5 mi) WSW of Arcata, California 405.1 km (251.2 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 6.3 km; Vertical 41.5 km
Parameters	Nph = 65; Dmin = 108.0 km; Rmss = 0.50 seconds; Gp = 263° Version = 2
Event ID	nc 73540836

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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