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Preliminary Magnitude 3.5 Earthquake Strikes Near Ontario

An earthquake with a preliminary magnitude of 3.5 struck in the Inland Empire near Ontario International Airport early Tuesday morning, according to the U.S. Geological Survey.

The temblor hit at 4:08 a.m. about 3.7 miles southeast of Ontario.

The epicenter was near a residential development just south of the 60 Freeway . The preliminary depth of the quake was 2.1 miles, USGS said.

A USGS map shows where a preliminary magnitude 3.5 earthquake struck near Ontario on July 10, 2018.

A USGS map shows where a preliminary magnitude 3.5 earthquake struck near Ontario on July 10, 2018.