MOUNT PALOMAR - An 1.8 magnitude aftershock struck the Mount Palomar area, in northern San Diego County, at 7:47 a.m. today, automated detection equipment indicated.
The epicenter was 22 miles northeast of Escondido, and the small size of the quake indicates it was likely to have been felt only in the immediate area.
The epicenter was near where a 3.4 quake struck at 11:47 p.m. Friday.
This report below is under review and may have been updated by the USGS team and changed to a 1.8 magnitude. We will post our finding after confirmation from the USGS office.
3.4 quake recorded east of Temecula
SAN DIEGO - A 3.4-magnitude earthquake struck about 10 miles north northeast of Palomar Observatory, 10 miles WSW from Anza and 17 miles E from Temecula, according to U.S. Geological Survey.
The moderate earthquake was recorded at 11:47 p.m. at depth of 15 kilometers, according to the U.S.G.S.
There were no immediate reports of damage or injuries. Quakes in the magnitude-3 range can be felt but rarely cause structural damage.