Seismographs
Seismographs at the U.S. Geological Survey. Photo courtesy USGS

A mild earthquake shook the arid eastern reaches of San Diego County Saturday.

The 3.8-magnitude temblor struck at 9:08 a.m. about 8 miles northeast of the Borrego Springs area, according to the U.S. Geological Survey.

The La Quinta, Coachella and Palm Desert areas of Riverside County were also affected by the quake, officials said.

–City News Service