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Earthquake Hazards Program

Magnitude 4.5 WYOMING

2003 August 21 07:46:53 UTC

Preliminary Earthquake Report

U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver

World Location

Regional Location

Magnitude 4.5
Date-Time Thursday, August 21, 2003 at 07:46:53 (UTC) - Coordinated Universal Time
Thursday, August 21, 2003 at 01:46:54 AM local time at epicenter
Time of Earthquake in other Time Zones
Location 44.09N 110.53W
Depth 0.5 kilometers
Region WYOMING
Reference 45 km (30 miles) SSE of Old Faithful, Wyoming
70 km (45 miles) NNE of Jackson, Wyoming
80 km (50 miles) SE of West Yellowstone, Montana
575 km (355 miles) NW of CHEYENNE, Wyoming
Location Quality Error estimate not available, held by USGS NEIC to another agency's solution
Location Quality
Parameters
not available
Source University of Utah, Salt Lake City, USA
Remarks Felt (V) at Moran; (III) at the South Entrance of Yellowstone National Park. Also felt at Cody and Jackson, Wyoming and at Victor, Idaho.

NB: The region name is an automatically generated name from the Flinn-Engdahl (F-E) seismic and geographical regionalization scheme. The boundaries of these regions are defined at one-degree intervals and therefore differ from irregular political boundaries. More->

 


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