ROSARITO, Mexico - The U.S. Geological Survey reported a 4.3 magnitude earthquake Friday about 40 miles off the coast of Rosarito, Mexico at 8:40 p.m.
The quake's epicenter was 45 miles away from Imperial Beach.
Residents reported feeling the quake in Escondido, East County and Central San Diego.
Geologist Pat Abbott told 10News it's not unusual that San Diegans felt it.
No damage and no injuries have been reported.