A magnitude-3.4 earthquake has struck near La Habra Saturday morning, several hours after a larger, 5.1 quake hit the region.
A magnitude 3.0 quake rattled Loma Linda.
A minor earthquake has struck the Valle Vista area.
An earthquake with a preliminary magnitude of 3.2 has struck 8 miles northeast of Santa Clarita, the USGS reports.
After reviewing computer records, scientists with the U.S. Geological Survey say the Coachella Valley was not rattled by a mild earthquake Sunday morning.
An earthquake has shaken a rural area of San Diego County but there are no reports of any damages or injuries.