The quake, which was downgraded from a 4.8-magnitude to a 4.5, struck at 6:42 a.m. and had a depth of 4.3 miles.
Eyewitness News viewers in Moreno Valley, Rancho Mirage, San Bernardino, Irvine, Temecula, Anaheim, Long Beach, Fullerton and Corona reported feeling the temblor.
There were no immediate reports of damage or injuries.
@ABC7 we felt it here in Anaheim just one little jolt— David Shackelford (@davidshackelfo2) January 6, 2016
@ABC7 I felt it here in chino. Moved my house so much that it woke me up— Marce Cas (@Casco85) January 6, 2016