Magnitude 4.2 - WESTERN MONTANA

2006 March 22 17:24:32 UTC

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Earthquake Details

  • This event has been reviewed by a seismologist.
Location48.828°N, 115.200°W
Depth8.2 km (5.1 miles) set by location program
Distances55 km (35 miles) NNE of Libby, Montana
85 km (50 miles) E of Bonners Ferry, Idaho
210 km (130 miles) NE of Spokane, Washington
345 km (215 miles) NW of HELENA, Montana
Location UncertaintyError estimate not available
ParametersNST= 84, Nph= 84, Dmin=97.8 km, Rmss=0 sec, Gp= 43°,
M-type=local magnitude (ML), Version=R
  • BUT
Event IDuskpaz
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Earthquake Summary

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  • Felt Reports

    Items knocked from shelves (IV) and heard at Eureka. Felt (IV) at Troy; (III) at Kila, Libby and Rexford. Felt at Bigfork, Fortine, Great Falls, Kalispell, Olney and Poulson. Also felt at Bonners Ferry and Naples, Idaho.

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