The magnitude-2.8 temblor struck at 8:06 p.m. about two miles southeast of Marina del Rey. It struck at a depth of 7.5 miles, according to the U.S. Geological Survey.
ABC7 Eyewitness News viewers around the Los Angeles area, from downtown to Torrance, said they felt the shaking.
There were no reports of damage.
A magnitude-3.2 earthquake also hit the same spot at nearly the exact same time Friday.