[Geology2] M4.5 (UPDATED) Western Montana

M4.5 - western Montana

Preliminary Earthquake Report

Magnitude	4.5
Date-Time	6 Jul 2017 07:02:28 UTC 6 Jul 2017 01:02:28 near epicenter 5 Jul 2017 23:02:28 standard time in your timezone
Location	46.897N 112.529W
Depth	10 km
Distances	13.2 km (8.2 mi) ESE of Lincoln, Montana 50.7 km (31.4 mi) NW of Helena, Montana 99.3 km (61.6 mi) N of Butte, Montana 111.1 km (68.9 mi) N of Butte-Silver Bow (Balance), Montana 111.7 km (69.2 mi) E of Missoula, Montana
Location Uncertainty	Horizontal: 0.5 km; Vertical 0.9 km
Parameters	Nph = 20; Dmin = 20.0 km; Rmss = 0.17 seconds; Gp = 111° Version = 4
Event ID	mb 80223609 ***This event supersedes event US1000975h.

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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Kim Noyes about.me/kim.noyes

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Posted by: Kim Noyes <kimnoyes@gmail.com>

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