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4.8-Magnitude Quake Shakes S. California Coast

UPDATE: The magnitude of a Southern California coastal earthquake has been revised upward slightly to 4.8.

An earthquake with a preliminary magnitude of 4.6 has rattled part of the Southern California coast.

Photo credit: U.S. Geological Survey

This photo of a U.S. Geological Survey map shows the epicenter of the 4.6-magnitude quake in southern California.

The U.S. Geological Survey says the 7:38 a.m. Wednesday temblor was centered 3 miles west of Isla Vista in Santa Barbara County.

A Santa Barbara County sheriff's dispatcher says deputies felt the jolt, but there are no damage or injuries or calls from the public.

Authorities also say there's no danger of a tsunami.

The epicenter is in the Santa Barbara Channel region about 100 miles west of Los Angeles.

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