2026-04-03 00:57:12 (M3.0) Northern California 39.3 -122.8 (90be5)

M3.0 Earthquake - Northern California

Preliminary Report

Magnitude	3.0
Date-Time	Universal Time (UTC): 3 Apr 2026 00:57:13 Time near the Epicenter (1): 2 Apr 2026 17:57:13 Time in your area (1): 2 Apr 2026 16:57:13
Location	39.297N 122.777W
Depth	7 km
Distances	18.6 km (11.6 mi) NE of Upper Lake, California 39.7 km (24.6 mi) NNW of Clearlake, California 40.6 km (25.2 mi) ENE of Ukiah, California 76.6 km (47.5 mi) N of Healdsburg, California 136.6 km (84.7 mi) NW of Sacramento, California
Location Uncertainty	Horizontal: 0.2 km; Vertical 0.9 km
Parameters	Nph = 42; Dmin = 11.6 km; Rmss = 0.17 seconds; Gp = 37° Version = 0
Event ID	nc 75337952

(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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