Magnitude 4.5 - WESTERN MONTANA
2007 May 08 15:46:49 UTC
- This event has been reviewed by a seismologist.
|Depth||13.5 km (8.4 miles) set by location program|
|Distances||45 km (30 miles) ENE of Dillon, Montana|
75 km (45 miles) SSE of Butte, Montana
90 km (55 miles) WSW of Bozeman, Montana
135 km (85 miles) S of HELENA, Montana
|Location Uncertainty||Error estimate not available|
|Parameters||NST=117, Nph=117, Dmin=36.7 km, Rmss=0 sec, Gp= 22°,|
M-type=teleseismic moment magnitude (Mw), Version=U
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The following is a release by the United States Geological Survey, National Earthquake Information Center: An earthquake occurred 60 km (35 miles) NE of Dillon, Montana at 9:46 AM MDT, May 8, 2007 (8:46 AM PDT in Us). The magnitude and location may be revised when additional data and further analysis results are available. There have been no reports of damage.
MD 4.7 (BUT). Several buildings slightly damaged at Sheridan. Felt (V) at Sheridan and Twin Bridges; (IV) at Dillon, Norris and Virginia City; (III) at Anaconda, Bozeman, Butte, Clancy, Corvallis, Deer Lodge, Divide, Ennis, Gallatin Gateway, Hamilton, Helena, Manhattan, Missoula, Salmon, Stevensville, Three Forks, Victor and Whitehall; (II) at Boise, Florence and Great Falls. Felt at Belgrade, Big Timber, Billings, Boulder, Cardwell, Cascade, Darby, East Helena, Elk City, Fort Benton, Gardiner, Garrison, Helmville, Leadore, Lewistown, Lincoln, Lolo, Moscow, North Fork, Philipsburg, Pony, Radersburg, Silverstar, Sula and Warm Springs. Also felt at Pullman, Washington.
- Preliminary Earthquake Report
- U.S. Geological Survey, National Earthquake Information Center:
World Data Center for Seismology, Denver