2026-01-30 18:33:22 (M3.1) Northern California 37.7 -121.9 (90be5)

M3.1 Earthquake - Northern California

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 30 Jan 2026 18:33:22 Time near the Epicenter (1): 30 Jan 2026 10:33:22 Time in your area (1): 30 Jan 2026 10:33:22
Location	37.743N 121.943W
Depth	7 km
Distances	4.6 km (2.9 mi) N of Dublin, California 5.1 km (3.1 mi) SE of San Ramon, California 10.0 km (6.2 mi) SSE of Danville, California 10.8 km (6.7 mi) NW of Pleasanton, California 101.0 km (62.6 mi) SSW of Sacramento, California
Location Uncertainty	Horizontal: 0.2 km; Vertical 0.5 km
Parameters	Nph = 58; Dmin = 3.9 km; Rmss = 0.18 seconds; Gp = 30° Version = 1
Event ID	nc 75004753

(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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