Question

At which US nuclear plant did a nuclear accident occur in 1979?

Answer 1

Three Mile Island.
hope it will help you.

Answer 2

The Three Mile Island accidentoccurred on March 28, 1979, in reactornumber 2 of Three Mile Island NuclearGenerating Station (TMI-2) in Dauphin County, Pennsylvania, United States, near Harrisburg. It was the most significant accident in U.S.commercial nuclear power planthistory.