2023-10-16 10:31:25 (M4.1) near the coast of Northern California 40.8 -124.5 (1cbfb)

[USGS ENS <ens@xxxxxxxxxxxxxxxx>]

M4.1 Earthquake - near the coast of Northern California

Preliminary Report

Magnitude	4.1
Date-Time	Universal Time (UTC): 16 Oct 2023 10:31:25 Time near the Epicenter (1): 16 Oct 2023 03:31:25 Time in your area (1): 16 Oct 2023 02:31:25
Location	40.750N 124.508W
Depth	21 km
Distances	24.2 km (15.0 mi) WNW of Indianola, California 29.6 km (18.4 mi) WSW of Eureka, California 34.1 km (21.1 mi) WNW of Fortuna, California 38.1 km (23.6 mi) WSW of Arcata, California 353.3 km (219.0 mi) NW of Sacramento, California
Location Uncertainty	Horizontal: 0.6 km; Vertical 1.1 km
Parameters	Nph = 59; Dmin = 33.7 km; Rmss = 0.16 seconds; Gp = 216° Version = 2
Event ID	nc 73947835

(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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