Ontario Earthquake Shakes Southern California: Tremors Felt in Rancho Cucamonga, Fontana, and Riverside

Ontario Earthquake Shakes Southern California

Magnitude-3.1 Earthquake Rattles Southern California Communities

A magnitude-3.1 earthquake struck Ontario, California, at 12:56 p.m., causing shaking felt in several communities east of Los Angeles. The quake occurred at a depth of approximately 3.5 miles, with reports of weak to light shaking in Ontario, Rancho Cucamonga, Fontana, Upland, Riverside, and surrounding areas.

In the hour following the main quake, several smaller tremors were recorded, ranging from magnitudes of 1.0 to 1.8, centered around Ontario, Corona, and Home Gardens. Fortunately, there have been no reports of significant damage or injuries. Residents are advised to stay vigilant as aftershocks may continue in the region.

Ontario Earthquake Shakes Southern California: Tremors Felt in Rancho Cucamonga, Fontana, and Riverside