An earthquake just struck the Greater Los Angeles area in California.
The temblor hit at 11:38 p.m. on September 18.
Based upon preliminary measurements, the U.S. Geological Survey reported it was 4.6-magnitude quake.
The epicentre, at a depth of 18 kilometres (11 miles), was positioned three kilometres (two kilometres) south of Rosemead, California; three kilometres (two miles) northwest of Whittier Narrows Recreation Area; six kilometres (four miles) southwest of El Monte; and 15 kilometres (10 miles) east of Los Angeles Civic Centre.
The quake was reportedly widely felt, including in San Diego, and citizens are being advised to prepare for aftershocks.