LOS ANGELES, April 5 (Xinhua) -- A magnitude 5.3 earthquake hit off the Southern California coast on Thursday, according to the U.S. Geological Survey.

The U.S. Geological Survey initially reported the shaker was a magnitude-5.0, but it was later upgraded to magnitude-5.3.

The epicenter, with a depth of 16.8 km, was monitored just before 12:30 p.m. local time. The quake centered about 57 kilometers southwest of Channel Islands Beach, California, according to the USGS.

The temblor was felt as far away as Los Angeles, according to local media reports.

The Tsunami Warning Center stated that there is no threat of a tsunami from the off-shore quake.

There were no immediate reports of damage or injuries.