Residents living in the Inland Empire may have been woken by a series of earthquakes that shook the area during the early morning hours on Wednesday. The first was a 3.5 magnitude quake that struck at 1:02 a.

A total of four earthquakes rocked the Inland Empire overnight, meaning the region experienced five quakes across a 13-hour span on Tuesday and Wednesday. The series began with a 3.5 magnitude quake at 4:55 p.m. near Rialto. The U.S. Geological Survey said it was felt throughout the I.E., including in Ontario and Fontana.

A magnitude 3.5 earthquake was reported Tuesday at 4:54 p.m. in Rialto, according to the U.S. Geological Survey.