Nuclear Power Training Unit Ballston Spa

The Nuclear Power Training Unit at 350 Atomic Project Road in Ballston Spa trains and qualifies Navy sailors to operate the nuclear reactors aboard aircraft carriers and submarines. It is part of the Naval Nuclear Power Training Command and works alongside the Knolls Atomic Power Laboratory at the Kesselring Site.

Sailors come to Ballston Spa after nuclear power school for hands-on training on operating reactor prototypes. The unit is commanded by Capt. James R. Diefenderfer Jr., with Lt. Cmdr. Joel D.P. Thomas as executive officer.

What to know

• The command master chief is Master Chief Gerrit R. Assink.
• The Naval Reactors Representatives Office also works at the site.
• The command duty officer line is 518-321-6751.
• The Kesselring Site is in West Milton, northwest of Ballston Spa.