Information For a 3.8 Earthquake on 12/28/1991 near Challis, ID

An earthquake of magnitude 3.8 and depth of 5.00 kilometers occurred 4.93 miles from Challis, ID in Custer County at 07:09 AM.

12/28/1991 - Earthquake Incident Location
Earthquake Details
Location: 4.93 miles from Challis, ID in Custer County, ID
Date: 12/28/1991
Time: 07:09 AM
Magnitude: 3.8 Mag
Depth: 5.00 km

Area Highlights

Natural Disasters Risk

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