6.4-Magnitude Quake Shakes Northern California

A 6.4-magnitude earthquake shook Northern California about 12 miles west of Ferndale at 2:34 a.m. local time, according to the United States Geological Survey.

More than 15,000 customers were without power in Humboldt County, according to poweroutage.us. The oceanside county is about 260 miles north of San Francisco.

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