The Three Mile Island Nuclear Generating Station is a shut-down nuclear power plant in eastern Pennsylvania, United States.
Three Mile Island may also refer to:
Three Mile Island accident, a partial core meltdown at the plant occurring in 1979 Three Mile Island accident health effects Three Mile Island: Thirty Minutes to Meltdown, a 1982 book about the accident Three Mile Island (video game), a 1979 simulation game about the accident for the Apple II Three Mile Island (Lake Winnipesaukee), an island in New Hampshire, United States