A 3.9 magnitude earthquake centered within the East Bay near the Hayward Fault shook a good swath of the Bay Area Monday evening. The quake struck at 6:29 p.m. and was centered within the San Leandro, according to the U.S. Geological Survey. A USGS earthquake map pinpointed the situation off of Fairmont Dr. just north of Interstate Highway 580 and near Lake Chabot Regional Park. The quake was initially reported as a 4.2 magnitude temblor before being revised downward several times. there have been no immediate reports of injury or injuries.
BART said train service was automatically bogged down following the quake, allowing a systemwide inspection of the tracks and prompting delays of 20 minutes or more. East Bay residents flooded to social media commenting on the temblor. Mary Ward was near the epicenter and took to Twitter commenting — “Live right outside Ashland. It shook hard!” Poppy Corner Farmers posted: “Walnut Creek checking in… pretty good jolt then shake, here.” C.D. Ford posted: “Heard a loud BOOM before I felt it in North Oakland.” In Berkeley, Tracy Bates felt the shaking — “Felt in N. Berkeley – mild preamble then mild rolling.” Felicia Sandoval posted, “Made the house desire it had been sitting on top an enormous bowl of jello here in Hayward.”