https://www.mercurynews.com/2023/01/23/bay-area-jolted-by-3-7-earthquake-epicenter-near-san-martin/ > A 3.7 magnitude earthquake shook the Bay Area early Monday morning just outside San Martin, according to the U.S. Geological Survey. > The 5:58 a.m. quake’s epicenter was 5.4 miles east of San Martin and 7.7 miles northeast of Gilroy, between Coyote Lake County Park and Henry W. Coe State Park, according to the agency.