1945-1991: Cold War world Wiki

The location[]

An experimental civil reactor near the then large and still mostly industrial town of Detroit, Michigan. The city is on the American border with Canada.

The 1966 incident[]

The core of an experimental reactor near Detroit, Michigan, had partially melted down when a sodium cooling system failed on October 5th, 1966. The core of an experimental reactor melted partially when a zirconium plate at the bottom of a reactor vessel came loose during a test, cause it malfunction, after which a sodium cooling system failed and so 2 fuel sub-assemblies to begin to meltdown. When the plant's radiation monitors sounded, the operators shut down the reactor manually.

It dose not officially have a INES rateing, but probably was a Level 4 INES Scale event.

Also see[]

  1. Atomic accidents and disasters
  2. Leningrad Nuclear Power Plant accidents
  3. Corporate malfeasance at the Peach Bottom Nuclear Generating Station
  4. UK OTL atomic reactors in 1962
  5. Geiger-Muller counter


  1. http://www.atomicarchive.com/Reports/Japan/Accidents.shtml
  2. http://infochangeindia.org/environment/rethinking-nuclear-energy/nuclear-disasters-worldwide-1952-2011.html
  3. http://www.cbsnews.com/htdocs/nuclear_disasters/framesource_timeline.html