A trio of earthquakes — the strongest of which was a magnitude 3.6 — struck off the Southern California coast over the weekend. The temblors came as the region has seen a dramatic uptick in larger quakes this year.

A magnitude 3.6 earthquake struck in the waters off Catalina Island on Sunday evening on the heels of two smaller quakes in the same area.

A series of small earthquakes, the strongest registering 3.6 in magnitude, struck in waters off Catalina Island Sunday. According to the U.S. Geological Survey, the first quake, a magnitude 3.1, struck at 4:11 p.

A magnitude 3.6 earthquake struck off the coast of Dana Point in the Pacific Ocean on Sunday, the US Geological Survey (USGS) reported Monday. It was centered 32 miles southwest of Dana Point and 28.9 miles southeast of Avalon on Catalina Island and struck at 5:32 p.

An earthquake with a magnitude of 3.6 struck in waters near Catalina Island Sunday after two previous and smaller quakes.