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World » Magnitude 4.2 - WESTERN MONTANA

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Magnitude 4.2 - WESTERN MONTANA

2009 March 06 11:29:55 UTC

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Earthquake Details

Magnitude

4.2

Date-Time

Friday, March 06, 2009 at 11:29:55 UTC

Friday, March 06, 2009 at 04:29:55 AM at epicenter

Time of Earthquake in other Time Zones

Location

45.843°N, 112.132°W

Depth

5 km (3.1 miles) set by location program

Region

WESTERN MONTANA

Distances

4 km (2 miles) SW (221°) from Whitehall, MT

14 km (8 miles) W (260°) from Cardwell, MT

31 km (19 miles) WNW (300°) from Harrison, MT

408 km (254 miles) NE (51°) from Boise, ID

566 km (352 miles) N (358°) from Salt Lake City,
UT

Location
Uncertainty

horizontal +/- 4.2 km (2.6 miles); depth fixed by location
program

Parameters

NST= 52, Nph= 52, Dmin=24.5 km, Rmss=1.53 sec, Gp=
47°,
M-type=local magnitude (ML), Version=6

Source

USGS NEIC (WDCS-D)

Event
ID

us2009dwa1

This event has been reviewed by a seismologist.

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Page Last Modified: March 06, 2009 12:03:06 UTC