USS Columbia begins maintenance overhaul at Portsmouth Naval Shipyard
1 report, 1 independent
Updated Fri 00:00
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What happened
The Los Angeles-class attack submarine USS Columbia arrived at Portsmouth Naval Shipyard on October 29, 2026, for scheduled maintenance and modernization. The overhaul is part of the Service Life Extension Program, which aims to ensure the submarine continues to operate with unlimited endurance and stealth. Shipyard officials stated they are working to return the vessel to the fleet after the project is complete.
From seapowermagazine.org
Why it matters
The maintenance period involves a major overhaul of a front-line attack submarine at Portsmouth Naval Shipyard. The presence of the submarine and its crew in the host community of Kittery could increase local spending and activity.
From seapowermagazine.org
Who's involved
- Portsmouth Naval ShipyardIs conducting the scheduled maintenance and modernization of the submarine.
- United States NavyOwns the USS Columbia and utilizes the shipyard for operational support.