M5.8 - western Montana

[JayF]

M5.8 - western Montana
Preliminary Earthquake Report
Magnitude 5.8
Date-Time

• 6 Jul 2017 06:30:16 UTC
• 6 Jul 2017 00:30:16 near epicenter
• 6 Jul 2017 00:30:16 standard time in your timezone

Location 46.899N 112.586W
Depth 4 km
Distances

• 9.5 km (5.9 mi) SE of Lincoln, Montana
• 54.1 km (33.6 mi) NW of Helena, Montana
• 99.6 km (61.8 mi) N of Butte, Montana
• 107.3 km (66.5 mi) E of Missoula, Montana
• 111.0 km (68.8 mi) N of Butte-Silver Bow (Balance), Montana

Location Uncertainty Horizontal: 4.4 km; Vertical 4.2 km
Parameters Nph = 119; Dmin = 61.3 km; Rmss = 1.09 seconds; Gp = 13°
Version =
Event ID us 10009757

 

[WesL]

This one apparently shook some people. I've seen a few videos and such. Sleeping giant?

 

[JayF]

I think it is part of the Yellowstone Caldera. It is said that the caldera is overdue to go off. But you never know Earth has a mind of its own.

 

[JayF]

The last major Earthquake in Montana was a 6.9 in 1924.