Update: Earthquake measuring 4.5 shakes area near Petrolia, CA on June 3

HUMBOLDT COUNTY, CA - A 4.5 magnitude quake jolted near Petrolia on Wednesday morning, the U.S. Geological Survey reported.

Map: 5.1-Magnitude Earthquake Strikes off the Coast of California

A moderately strong, 5.1-magnitude earthquake struck in the North Pacific Ocean on Wednesday, according to the United States Geological Survey. The temblor happened at 5:45 a.m. Pacific time about 40 ...

M5.1 earthquake strikes 40 miles off Humboldt County

According to MyShake data, people reported feeling weak shaking. According to USGS, the shaking was felt in areas like ...