2022-10-20 07:55:16 (M4.1) Northern California 40.4 -123.5 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M4.1 Earthquake - Northern California

Preliminary Report

Magnitude	4.1
Date-Time	20 Oct 2022 07:55:17 UTC 20 Oct 2022 00:55:17 near epicenter 19 Oct 2022 23:55:17 standard time in your timezone
Location	40.351N 123.519W
Depth	32 km
Distances	11.3 km (7.0 mi) S of Mad River, California 60.7 km (37.6 mi) ESE of Fortuna, California 71.4 km (44.3 mi) SE of Bayside, California 74.1 km (45.9 mi) SE of Eureka, California 262.6 km (162.8 mi) NW of Sacramento, California
Location Uncertainty	Horizontal: 0.4 km; Vertical 0.9 km
Parameters	Nph = 31; Dmin = 3.4 km; Rmss = 0.13 seconds; Gp = 53° Version = 2
Event ID	nc 73796766

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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