2025-01-01 14:18:59 (M3.1) Western Montana 46.8 -111.6 (90be5)

M3.1 Earthquake - Western Montana

Preliminary Report

Magnitude	3.1
Date-Time	Universal Time (UTC): 1 Jan 2025 14:19:00 Time near the Epicenter (1): 1 Jan 2025 07:19:00 Time in your area (1): 1 Jan 2025 06:19:00
Location	46.786N 111.582W
Depth	15 km
Distances	29.9 km (18.5 mi) ENE of Helena Valley Northeast, Montana 40.9 km (25.3 mi) ENE of Helena, Montana 82.2 km (51.0 mi) SSW of Great Falls, Montana 113.7 km (70.5 mi) NE of Butte, Montana 130.0 km (80.6 mi) NNW of Bozeman, Montana
Location Uncertainty	Horizontal: 0.5 km; Vertical 0.5 km
Parameters	Nph = 53; Dmin = 20.8 km; Rmss = 0.27 seconds; Gp = 156° Version = 2
Event ID	mb 90069928

(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
Montana Regional Seismic Network
Montana Bureau of Mines and Geology
http://mbmgquake.mtech.edu


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