SL-1
Stationary Low-Power Reactor Number One, also known as SL-1 or the Argonne Low Power Reactor, was a United States Army experimental nuclear reactor in the western United States at the National Reactor Testing Station in Idaho about forty miles... Wikipedia
Coordinates: 43°31′06″N 112°49′25″W / 43.5182°N 112.8237°W
Deaths: 3
Location: National Reactor Testing Station, west of Idaho Falls, Idaho, U.S