An earthquake hit just outside of Dublin Tuesday evening, the United States Geological Survey confirmed. The quake in the East Bay had a preliminary magnitude of 3.0 and a depth of about six miles, according to the USGS. Residents in Concord, Danville, Fremont, Hayward and Castro Valley reported feeling weak shaking, the USGS website states.

A moderately strong, 5.2-magnitude earthquake struck in Southern California on Monday, according to the United States Geological Survey. The temblor happened at 10:08 a.m. Pacific time about 2 miles south of Julian, Calif., data from the agency shows. U.S.G.S. data earlier reported that the magnitude was 6.