Information For a 4.4 Earthquake on 12/28/1991 near Challis, ID

An earthquake of magnitude 4.4 and depth of 5.00 kilometers occurred 6.74 miles from Challis, ID in Custer County at 07:00 AM.

12/28/1991 - Earthquake Incident Location
Earthquake Details
Location: 6.74 miles from Challis, ID in Custer County, ID
Date: 12/28/1991
Time: 07:00 AM
Magnitude: 4.4 Mag
Depth: 5.00 km

Area Highlights

Natural Disasters Risk

  • Hail Risk Hail Risk is Very Low
  • Tornados Tornado Risk is Very Low