Eureka, CA, United States (4E) – A magnitude-6.9 earthquake off the coast of northern California and parts of Oregon Sunday night did not cause any casualty, damage or tsunami threat according to U.S. authorities.
The U.S. Geological Survey (USGS) located the epicenter of the 10:18 p.m. quake 10 miles under the Pacific Ocean and about 50 miles west of Eureka. The strongest shaking was felt in the Eureka area while weak motion was felt in west-central Oregon and in the San Francisco area, the USGS said, according to CNN.
Aftershocks of 2.7- to 4.6-magnitude followed mostly off the coast of Ferndale two hours later. As of 7 a.m. Monday, the USGS recorded some 24 aftershocks.
The Pacific Tsunami Warning Center said there was no tsunami threat.
The Humboldt County Sheriff’s Office said no damage was reported while Eureka Police said no one was injured.