LOS ANGELES - A magnitude 4.0 earthquake followed by several aftershocks struck Southern California Sunday morning, according ...
A magnitude 3.1 earthquake was reported less than a mile south of Ontario International Airport early Wednesday afternoon, ...
A pair of modest earthquakes rattled Southern California on Saturday morning, with epicenters in Ontario. The earthquakes, of magnitudes 3.5 and 3.9, occurred within about a half hour of each ...
Officials say the trend is nationwide. They encourage parents to monitor their children’s social media and urge students not ...
A 4.0 earthquake hit near Ontario, CA, felt across the region with minor aftershocks; no significant damage reported.