The 1987 Maryland train collision occurred at 1:30 pm on January 4, 1987, on Amtrak's Northeast Corridor main line in the Chase community in eastern Baltimore County, Maryland, United States, at Gunpow Interlocking, about northeast of Baltimore. Amtrak train 94, the Colonial (now part of the Northeast Regional, from Washington, D.C., to Boston), crashed into a set of Conrail locomotives running lite, and which had fouled the mainline. Train 94's speed at the time of the collision was estimated at about . Fourteen passengers on the Amtrak train were killed, as well as the Amtrak engineer and lounge car attendant.