A strong 6.4-magnitude earthquake struck off the coast of northern California on Tuesday, United States Geological Survey said.
The earthquake was at a depth of 16.1km, USGS said, adding that it struck 12km west-southwest of Ferndale, California.
Ferndale, a town of about 15,000 people, is 420 km north of San Francisco and 31.54km south of Eureka, California.
There was no risk of a tsunami after the quake, the U.S. tsunami warning system said.


US confirms third strike on Indian-crewed tankers this week
Trump says US will hit Iran 'very hard', take control of energy infrastructure
UK defence minister Healey quits, says PM Starmer's plans fail to keep country safe
US and Iran trade attacks for a second day, undermining shaky ceasefire
Bahrain says debris from intercepted Iranian drones injures child, damages homes
