
Magnitude 4.3 Atrecitos of the earthquake area of the San Francisco Bay
September 22, 2025 2 Read minimal San Francisco shaken by the pred AWN earthquake The San Francisco Bay area shook early this morning by an earthquake of magnitude 4.3 along the Hayward’s fault line By Meghan Bartels Edited by Andrea Thompson USGS/CISN: seismic system of northern California (UC Berkeley, USGS Menlo Park and Partners) Sleeping…