U.S. Pushes Nuclear Power for Commercial Cargo Ships

Key Details The U.S. Department of Transportation and Maritime Administration have launched an initiative to develop Small Modular Nuclear Reactors (SMRs) for commercial shipping. The Maritime Administration's Request for Information seeks input on creating practical SMR technology as part of broader plans to revitalize American shipbuilding. Why It Matters Nuclear power has proven successful on military vessels like aircraft carriers and submarines for decades. DOT Secretary Sean Duffy emphasized that innovative thinking is essential to secure the future of U.S. shipbuilding and cut operational costs while strengthening national security. Current Progress Kairos Energy is currently the only U.S. firm actively building advanced small modular reactors, with demonstration units under construction in Tennessee. X-energy is planning reactors with partners including Amazon and Energy Northwest in Washington state, with operations expected in the early 2030s. The NS Savannah, launched in 1959, remains the only American nuclear-powered civilian vessel ever built. Government Support MarAd Administrator Stephen Carmel stated the government is seeking critical insights on reducing systemic uncertainty and aligning regulatory structures. This approach aims to enable market conditions necessary for private capital and operators to scale nuclear technology across the maritime industry.