Particle.news

Download on the App Store

Magnitude 4.3 Quake Rattles Bay Area Near Berkeley Overnight

ShakeAlert warnings prompted transit slowdowns alongside regionwide safety checks.

Overview

  • The USGS set the magnitude at 4.3 after revising early automated estimates of about 4.6.
  • The epicenter was just east-southeast of Berkeley near the UC Berkeley campus, with shaking at 2:56 a.m. PT.
  • More than 22,000 people submitted felt reports, with tremors noted as far south as Salinas.
  • San Francisco emergency officials reported no injuries or significant damage, though 911 saw increased call volumes.
  • BART operated trains at reduced speeds during inspections, warning delays up to roughly 20 minutes, and the USGS assessed only a low short-term chance of a stronger quake.