A 3.7 magnitude earthquake struck near Aguanga in Riverside County Friday morning, according to the U.S. Geological Survey.
It was 6.8 miles south of Aguanga and 19.7 miles east southeast of Temecula at 6:32 a.m.
It was about a mile deep.
The earthquake was 20.3 miles northeast of Escondido and 20.8 miles north of Ramona.
There are no reports of injuries or damage.