Information For a 3.5 Earthquake on 08/18/1991 near Petrolia, CA

An earthquake of magnitude 3.5 and depth of 11.00 kilometers occurred 3.38 miles from Petrolia, CA in Humboldt County at 10:22 PM.

08/18/1991 - Earthquake Incident Location
Earthquake Details
Location: 3.38 miles from Petrolia, CA in Humboldt County, CA
Date: 08/18/1991
Time: 10:22 PM
Magnitude: 3.5 Mag
Depth: 11.00 km
More Earthquake Incidents on 08/18/1991

Area Highlights

Natural Disasters Risk

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