Several earthquakes shook the far northern coast region of California early Monday but authorities received no reports of harm from the jolts.

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A magnitude 4.8 quake struck beneath wilderness 33.7 miles south of the city of Eureka at 3:20 a.m., the U.S. Geological Survey said.

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Earthquakes with magnitudes of up to 4.8 were gauged early Monday in northern California. (Fox News)

It was followed by a magnitude 4.1 offshore quake at 3:31 a.m. about 18 miles west-southwest of Eureka, a port city roughly 225 miles north of San Francisco.

Two smaller quakes also occurred on- and offshore.

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There were no reports of damage or injuries from the morning’s earthquake activity, said Samantha Karges, public information officer for the Humboldt County Sheriffs Office.

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Humboldt County has about 136,000 residents and is in a part of the state that has a long history of large earthquakes, including a destructive magnitude 6.4 quake in December 2022.