An Intermediate Earthquake Detected Near the Ontario International Airport!

A 4.0 magnitude Earthquake (downgraded from a 4.5) was detected at 3:51a this morning near the city of Ontario in Southwestern San Bernardino County in Southern California (34.025°N/-117.587°W) at a depth of 5.6-miles. @JerrySteffen @NBCPalmSprings