2.3 magnitude earthquake detected in the Upstate

A minor earthquake was detected in the Upstate on Saturday morning.

The 2.3 magnitude earthquake happened about four miles east of Union, according to a preliminary report from the U.S. Geological Survey.

The epicenter of the event near Union was about 45 miles away from Greenville. The earthquake's depth was 2 kilometers, according to the U.S. Geological Survey.