Where did earthquake hit off Northern California coast? The epicenter of the earthquake was about 39 miles west of Petrolia, southwest of Eureka, according to the U.S. Geological Survey.

UPDATE: 1:15 p.m. SAN FRANCISCO >> A powerful earthquake of magnitude 7 hit off the coast of a sparsely populated area of northern California today, prompting coastal towns to evacuate low-lying ...

7.0 earthquake strikes off Northern California coast, prompts brief tsunami warning ... a small city in coastal Humboldt County, about 130 miles (209 km) from the Oregon border, ...

An 7.0-magnitude earthquake off the Northern California coast shook up the region on Thursday morning, prompting a tsunami warning and evacuation orders for areas of California and Oregon ...