Historic Earthquakes
Near Kosmo, Utah
1934 03 12 15:05:40 UTC
Magnitude 6.6
Intensity VIII
Largest Earthquake in Utah
Isoseismal Map
Isoseismals are based on intensity estimates from data.
Abridged from Seismicity of the United States, 1568-1989 (Revised), by Carl W. Stover and Jerry L. Coffman, U.S. Geological Survey Professional Paper 1527, United States Government Printing Office, Washington: 1993.