Coast Guard must plan Great Lakes icebreaker, report costs publicly
H.R. 4375 — Great Lakes Icebreaker Act of 2025 · Filed by Kristen McDonald Rivet (D-MI) · 3 cosponsors · Introduced Jul 14, 2025 · Referred to committee
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What it does
This bill directs the Coast Guard to submit a detailed strategy within 90 days for designing and building a new Great Lakes icebreaker at least as capable as the existing Mackinaw cutter, including cost and timeline estimates. It also requires a 5-year pilot program to test whether the current icebreaker fleet can keep major waterways open 95% of the time during winter, with annual reports to Congress, and mandates public cost reporting on icebreaking operations.
Why we flagged it
The bill's operative mechanism is a reporting and planning requirement, not appropriations or procurement. It mandates Coast Guard strategy submission, pilot program execution, and public cost disclosure—all transparency and accountability tools for an existing public function.
What the text implies
- The 95% waterway-availability target in the pilot program may establish a performance baseline that could later justify budget requests or operational changes if the current fleet falls short.
- Public reporting of icebreaking costs (required by the bill) may expose budget constraints and create political pressure for new vessel funding, potentially accelerating procurement decisions.
- The bill references and incorporates performance measures from a July 2024 Coast Guard report, tying this legislation to an ongoing multi-year evaluation framework not fully visible in this text alone.
Section numbers refer to the bill text the analysis read — linked under Primary records below.
Who it affects
The bill creates transparency and accountability mechanisms for a critical public infrastructure need (Great Lakes winter navigation) by requiring detailed planning, performance testing, and public reporting. Citizens gain visibility into Coast Guard icebreaking capacity and costs, enabling informed oversight of a public safety and economic function.
Who stands to gain
- shipbuilding contractors (future icebreaker construction)
- maritime industries dependent on Great Lakes winter navigation
Named in the bill
U.S. Coast Guard, Commandant of the Coast Guard, House Committee on Transportation and Infrastructure, Senate Committee on Commerce, Science, and Transportation, USCGC Mackinaw (WLBB-30), Don Young Coast Guard Authorization Act of 2022, James M. Inhofe National Defense Authorization Act for Fiscal Year 2023
Where it stands
3 cosponsors: 3 Republicans.
- Jul 14, 2025 — Introduced · Congress.gov: “Introduced in House”
- Jul 14, 2025 — Referred to House Committee on Transportation and Infrastructure · Congress.gov: “Referred to the House Committee on Transportation and Infrastructure”
Dates and quoted wording are Congress.gov's action record; the timeline shows status changes, not every procedural step.
How this was measured
Analysis — Quorum's AI read the bill text published by Congress.gov (3,437 characters) on Aug 12, 2026. Section numbers in the findings refer to that text, linked below; transparency and hidden-provision scores are compared against the median of 16,222 analysed bills.
Status and sponsors — Congress.gov's bill record — actions, committee referrals and cosponsors — loaded nightly. The timeline shows status changes, not every procedural action.
As of — page rendered 2026-10-20.
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