Uniontown

Historical marker location:

Uniontown, Pennsylvania

( Marker is at the intersection of Morgantown Street and Vine Street, on the right when traveling north on Morgantown Street.)

Marker installed: 1946

Pennsylvania was the site of the deadliest nuclear accident in U.S. history. In 1979, a partial meltdown occurred at the Three Mile Island nuclear power plant in Harrisburg, Pennsylvania.