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October 25, 2023, 12:04PMRadwaste Solutions

Crews demolish one of two massive steam condensers at the Naval Reactors Facility’s A1W prototype reactor facility in Idaho. Click photo to enlarge (Photo: DOE)

The Department of Energy’s Office of Environmental Management said that crews at the Idaho National Laboratory site are making “significant progress” decommissioning the Submarine 1st Generation Westinghouse (S1W) reactor, the prototype pressurized water reactor that supported the development of the USS Nautilus, the world’s first operational nuclear-powered submarine.

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