2026-09-26 03:42:49 UPDATED: (M3.7) near the coast of Northern California 39.0 -123.5 (90be5)

M3.7 Earthquake - near the coast of Northern California

Preliminary Report

Magnitude	3.7
Date-Time	Universal Time (UTC): 26 Sep 2026 03:42:50 Time near the Epicenter (1): 25 Sep 2026 20:42:50 Time in your area (1): 25 Sep 2026 19:42:50
Location	39.011N 123.484W
Depth	4 km
Distances	7.0 km (4.3 mi) SSW of Philo, California 28.5 km (17.7 mi) WSW of Ukiah, California 69.5 km (43.1 mi) NW of Healdsburg, California 74.6 km (46.2 mi) W of Clearlake, California 179.3 km (111.2 mi) WNW of Sacramento, California
Location Uncertainty	Horizontal: 0.2 km; Vertical 0.8 km
Parameters	Nph = 37; Dmin = 12.0 km; Rmss = 0.10 seconds; Gp = 100° Version = 2
Event ID	nc 75442207 ***This event supersedes event EW1790394170.

(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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