Thursday, July 6, 2017

[Geology2] M4.4 Western Montana



M4.4 - western Montana

Preliminary Earthquake Report
Magnitude 4.4
Date-Time
  • 6 Jul 2017 07:27:30 UTC
  • 6 Jul 2017 01:27:30 near epicenter
  • 5 Jul 2017 23:27:30 standard time in your timezone
Location 46.858N 112.631W
Depth 9 km
Distances
  • 11.2 km (7.0 mi) NNE of Keiley, Montana
  • 54.2 km (33.6 mi) WNW of Helena, Montana
  • 95.2 km (59.0 mi) N of Butte, Montana
  • 104.0 km (64.5 mi) E of Missoula, Montana
  • 106.2 km (65.9 mi) N of Butte-Silver Bow (Balance), Montana
Location Uncertainty Horizontal: 5.4 km; Vertical 7.9 km
Parameters Nph = 41; Dmin = 63.2 km; Rmss = 0.63 seconds; Gp = 109°
Version =
Event ID us 1000975v

For updates, maps, and technical information
see: Event Page or USGS Earthquake Hazards Program
National Earthquake Information Center
U.S. Geological Survey





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



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