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.

This morning, three earthquakes struck the Inland Empire, with the last reaching parts of Los Angeles and San Diego counties

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