The Lac-Mégantic derailment happened on July 6, 2013 in the town of Lac-Mégantic, Quebec at approximately 01:15 EDT. It happened after an unattended 74-car freight train which was carrying Bakken formation crude oil ran away and derailed. The result was a fire and explosion of multiple tank cars. In the disaster, 42 people were confirmed dead and 5 missing people were presumed dead.