SAN JOSE (CBS SF) — A sharp jolt rocked Alum Rock residents awake early Wednesday as a 3.4 earthquake struck in the hills east of San Jose.

The U.S. Geological Survey said the quake struck at 2:15 a.m. a little under 5 miles east of the Alum Rock neighborhood on the Calaveras Fault.

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Local residents took to social media to say they felt the temblor.

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There were no reports of injuries or damage.