It is unremarkable, except in one way: Fremont’s old city hall, now a community center, was built on top of the Hayward Fault ... is their ultimate focus,” Wein said.

DUBLIN, Calif. (KGO) -- From Napa to Santa Cruz, many Bay Area residents say they felt the big jolt of a 3.9 earthquake on the Calaveras fault in the East Bay. It struck at 7:46 p.m. Monday night ...

The quake’s epicenter was located 30 miles off Humboldt County’s coast, about 60 miles southwest of Ferndale, Calif., the U.S. Geological Survey said. “We observed some notable ground damage.

This discovery could really shake up the Big Apple. New York City was rattled harder than some surrounding areas during last April’s northeast earthquake because of a dangerous, newly discovered ...

Her focus is ... in areas of the fault that could eventually build up to an earthquake. It is likely however, that this would cause an earthquake with a more displaced epicenter.