"This is a lot of shaking for the people in the San Ramon area to deal with," Sarah Minson, a research geophysicist with the U.S. Geological Survey's Earthquake Science Center at California's Moffett Field, told SFGATE. "It's quite understandable that this can be incredibly scary and emotionally impactful, even if it's not likely to be physically damaging or related to any sort of threat of a larger magnitude earthquake."
The shaking was most noticeable in the East Bay - the epicenter of the 4.3 quake was in Berkeley on Piedmont and Dwight Way - just to the south of the U.C. Berkeley campus. RELATED: 4.3 earthquake centered in Berkeley shakes Bay Area, shatters several windows Rattled Cal students woke up to the quake at 2:56 a.m., saying it felt like someone was shaking their bed or it sounded like a car crash.