HUMBOLDT COUNTY, CA - A 4.7 magnitude quake struck near Petrolia on Monday morning, according to the U.S. Geological Survey.
HUMBOLDT COUNTY, CA - A preliminary 2.7 magnitude quake occurred close to Petrolia at midday on Monday, according to the U.S.
HUMBOLDT COUNTY, CA - A preliminary 3.7 magnitude quake jolted near Petrolia on Monday morning, according to the U.S.
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