Information For a 5.4 Earthquake on 10/20/1991 near Unalaska, AK

An earthquake of magnitude 5.4 and depth of 33.00 kilometers occurred 17.47 miles from Unalaska, AK in Aleutians West Census Area at 01:17 AM.

10/20/1991 - Earthquake Incident Location
Earthquake Details
Location: 17.47 miles from Unalaska, AK in Aleutians West Census Area, AK
Date: 10/20/1991
Time: 01:17 AM
Magnitude: 5.4 Mag
Depth: 33.00 km
More Earthquake Incidents on 10/20/1991

Area Highlights

Natural Disasters Risk

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