Warning Letter involving GREAT LAKES GAS TRANSMISSION CO. PHMSA's enforcement data identifies the cited regulation as 192.475(b). The case was opened on 2005-02-17 and is reported as closed as of 2005-02-17. Open the official case record for notices, responses, orders, and the latest status.

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Regulations1

Regulation

49 CFR 192.475

Internal corrosion control: General.

192.475(b) · cited in enforcement

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Retrieved: Aug 20, 2026
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