CONTRA COSTA COUNTY, Calif. (KRON) — A 2.9 earthquake struck in Contra Costa County Saturday afternoon, according to the United States Geological Survey (USGS). The quake happened around Mt. Diablo — approximately 10 miles east of Walnut Creek.

The earthquake happened around 4:27 p.m. PT. USGS said the depth of the quake is 15.9 kilometers or roughly 9.87 miles.

The epicenter of the quake is approximately 15 miles northeast of Danville.

This story will be updated.