2026-08-05 00:25:25 UPDATED: (M4.1) Northern California 40.0 -123.4 (90be5)

M4.1 Earthquake - Northern California

Preliminary Report

Magnitude	4.1
Date-Time	Universal Time (UTC): 5 Aug 2026 00:25:26 Time near the Epicenter (1): 4 Aug 2026 17:25:26 Time in your area (1): 4 Aug 2026 16:25:26
Location	40.029N 123.443W
Depth	7 km
Distances	21.8 km (13.5 mi) SE of Alderpoint, California 87.7 km (54.4 mi) SE of Fortuna, California 99.6 km (61.7 mi) NNW of Ukiah, California 104.3 km (64.7 mi) W of Red Bluff, California 232.5 km (144.1 mi) NW of Sacramento, California
Location Uncertainty	Horizontal: 0.3 km; Vertical 0.6 km
Parameters	Nph = 42; Dmin = 10.3 km; Rmss = 0.22 seconds; Gp = 27° Version = 2
Event ID	nc 75411492 ***This event supersedes event EW1785889530.

(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

Disclaimer

This email was sent to dortmundblc1.earthquake2@blogger.com

You requested mail for events between -90.0/90.0 latitude and 180.0/-180.0 longitude (Deprem)
for M2.9 at all times.

To change your parameters, go to: https://earthquake.usgs.gov/ens/
To unsubscribe, send a one-line reply to this message with: STOP dortmundblc1.earthquake2@blogger.com