2025-12-01 08:06:34 (M3.1) Northern California 38.4 -122.6 (90be5)

M3.1 Earthquake - Northern California

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 1 Dec 2025 08:06:34 Time near the Epicenter (1): 1 Dec 2025 00:06:34 Time in your area (1): 1 Dec 2025 00:06:34
Location	38.390N 122.612W
Depth	3 km
Distances	6.3 km (3.9 mi) WSW of Kenwood, California 9.6 km (5.9 mi) NE of Rohnert Park, California 10.5 km (6.5 mi) ESE of Santa Rosa, California 17.4 km (10.8 mi) NW of Sonoma, California 99.8 km (61.9 mi) WSW of Sacramento, California
Location Uncertainty	Horizontal: 0.1 km; Vertical 0.6 km
Parameters	Nph = 67; Dmin = 5.5 km; Rmss = 0.13 seconds; Gp = 23° Version = 2
Event ID	nc 75272546

(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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