2025-02-22 22:52:09 (M3.1) Northern California 39.5 -123.0 (90be5)

M3.1 Earthquake - Northern California

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 22 Feb 2025 22:52:09 Time near the Epicenter (1): 22 Feb 2025 14:52:09 Time in your area (1): 22 Feb 2025 14:52:09
Location	39.531N 122.964W
Depth	9 km
Distances	26.5 km (16.4 mi) NNE of Potter Valley, California 47.2 km (29.3 mi) NNE of Ukiah, California 70.0 km (43.4 mi) NNW of Clearlake, California 95.1 km (59.0 mi) SW of Red Bluff, California 165.2 km (102.4 mi) NW of Sacramento, California
Location Uncertainty	Horizontal: 0.2 km; Vertical 0.5 km
Parameters	Nph = 41; Dmin = 2.7 km; Rmss = 0.11 seconds; Gp = 46° Version = 2
Event ID	nc 75137847

(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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