USGS: Strong 5.4 earthquake strikes the North Coast
HUMBOLDT COUNTY, Calif. (KION-TV) Sunday at 10:35 a.m., an earthquake registering 5.4 shook Humboldt County.
The quake’s epicenter was 9 miles SE of Rio Dell, with a depth of 17.2 miles, according to the U.S. Geological Survey (USGS).