The 3.7 magnitude quake hit at 7:38 p.m. PDT and was centered on San Jacinto, about 30 miles southeast of Riverside and 40 miles west of Palm Springs.
Deputy Albert Martinez of the Riverside Sheriff's Department said no damage or injuries were reported overnight.
The quake was 8.1 miles underground and residents noted it felt like a "quick jolt."
Several significant temblors have occurred along the eastern Pacific coast in the past month, including a 6.0 in Napa Valley on August 24 (and a 3.9 aftershock on August 26) as well as a 5.0 on August 10 in the Gulf of California, between Baja and mainland Mexico.
2014: NFL Cheerleaders [PHOTOS]
White House intruder had a knife