Navy Readiness: Actions Needed to Address Costly Attack Submarine Maintenance Challenges
What GAO Found The U.S. Navy has not fully mitigated attack submarine fleet maintenance and other challenges affecting readiness. Over the last 10 years, the U.S. Navy has lost more than 15,000 operational days due to maintenance delays and idle time on active attack submarines. These delays resulted in an estimated $3.4 billion in costs to sustain crews and submarines that provided no operational capability. U.S. Navy Attack Submarine Depot Maintenance Delays, Length of Depot Maintenance Periods, and Idle Time, Fiscal Years 2016–2025 Lost operational days include delays completing depot maintenance and active idle time. Active idle time describes a period when an attack submarine and its c.
Reported by Maria LopezNavy Readiness: Actions Needed to Address Costly Attack Submarine Maintenance Challenges.
The item is dated Thu, 27 Aug 2026 07:40:23 -0400.
TeamCog is carrying it as a audits report from GAO reports and testimonies RSS.
What GAO Found The U.S.
Navy has not fully mitigated attack submarine fleet maintenance and other challenges affecting readiness.
Over the last 10 years, the U.S.
Navy has lost more than 15,000 operational days due to maintenance delays and idle time on active attack submarines.
These delays resulted in an estimated $3.4 billion in costs to sustain crews and submarines that provided no operational capability.
Official Source
GAO reports and testimonies RSS. Accessed 2026-08-27T15:00:08.133Z.