Information For a 3.0 Earthquake on 07/30/1987 near Harrison, MT

An earthquake of magnitude 3.0 and depth of 4.30 kilometers occurred 11.72 miles from Harrison, MT in Madison County at 05:19 AM.

07/30/1987 - Earthquake Incident Location
Earthquake Details
Location: 11.72 miles from Harrison, MT in Madison County, MT
Date: 07/30/1987
Time: 05:19 AM
Magnitude: 3.0 Mag
Depth: 4.30 km
More Earthquake Incidents on 07/30/1987

Area Highlights

Natural Disasters Risk

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