A 3.5-magnitude earthquake shook the Southern California area, the U.S. Geological Survey reported. The about 3-mile deep ...
A magnitude 3.5 earthquake was reported less than a mile south of Ontario International Airport early Wednesday afternoon, the U.S. Geological Survey says.
A magnitude 3.7 earthquake struck in Southern California early Monday, according to the United States Geological Survey, marking the second temblor to hit the region in less than five days.
A magnitude-3.1 earthquake centered about two miles southeast of Ontario struck at 12:56 p.m. on Tuesday, Oct. 1, the US ...
There's now an entire generation of Californians who have grown up without experiencing the damaging earthquakes we saw in ...
Faced with the prospect of an extensive, and expensive, seismic safety retrofit for its 1960s-era downtown headquarters, L.A.