A 3.1-magnitude earthquake hit Rancho Cucamonga Friday afternoon, according to the U.S. Geological Survey.RANCHO CUCAMONGA, Calif. (KABC) -- A 3.1-magnitude earthquake hit Rancho Cucamonga Friday afternoon, according to the U.S. Geological Survey.The quake struck shortly before 2:30 p.m. at a depth of roughly 7 miles. There were no immediately reports of injuries or damage.How to make your own earthquake kit Report a correction or typo