The U.S. Department of Navy proposes several upgrades to increase power reliability and water resiliency at Portsmouth Naval Shipyard in Kittery, ME. The power scope of the project includes construction of new duct banks and substation improvements within existing utility rights-of-way. The water scope includes water main improvements across the shipyard and construction of a new water storage tank. The majority of the work is within existing substations and roadways. This action is subject to review for consistency with the enforceable policies of Maine Coastal Program under 15 CFR 930, subpart C.
Download more information about the project (PDF). Public comments will be accepted through July 27, 2026, and can be sent to CZM_FederalConsistency@maine.gov.