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October 17, 2024, 12:00PMRadwaste Solutions

The S5G prototype, which was constructed to simulate submarine operations and could mimic ocean-like conditions, is positioned inside a subgrade basin. (Photo: IEC)

The Department of Energy is proposing to fully decommission the Submarine 5th Generation General Electric (S5G) prototype at the Naval Reactors Facility on the Idaho National Laboratory site. Along with the Environmental Protection Agency and the state of Idaho, the DOE has initiated a 30-day public comment period (ending November 14) on the planned end state for the facility and its defueled reactor vessel.

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