2023-07-11 21:44:27 (M3.7) Idaho-Montana border region 44.6 -112.6 (1cbfb)

[ens@xxxxxxxxxxxx (USGS ENS)]

M3.7 Earthquake - Idaho-Montana border region

Preliminary Report

Magnitude	3.7
Date-Time	Universal Time (UTC): 11 Jul 2023 21:44:28 Time near the Epicenter (1): 11 Jul 2023 15:44:28 Time in your area (1): 11 Jul 2023 13:44:28
Location	44.611N 112.580W
Depth	8 km
Distances	3.1 km (1.9 mi) SSE of Lima, Montana 107.6 km (66.7 mi) NW of Rexburg, Idaho 134.4 km (83.3 mi) NNW of Idaho Falls, Idaho 136.0 km (84.3 mi) NNW of Ammon, Idaho 224.4 km (139.1 mi) S of Helena, Montana
Location Uncertainty	Horizontal: 0.2 km; Vertical 0.4 km
Parameters	Nph = 17; Dmin = 5.1 km; Rmss = 0.07 seconds; Gp = 74° Version = 2
Event ID	mb 90021183

(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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