Federal Register #PHMSA-2026-0959

PHMSA Seeks Comments on Argent LNG Project Special Permit Request

The Pipeline and Hazardous Materials Safety Administration (PHMSA), part of the U.S. Department of Transportation, is seeking public input on a special permit request from Argent LNG, LLC for the Argent LNG Project in Lafourche Parish, Louisiana. - Government Buyer: - U.S. Department of Transportation - Pipeline and Hazardous Materials Safety Administration (PHMSA) - OEM/Vendor: - Argent LNG, LLC (project proponent) - Products/Services Requested: - Construction and operation of gas treatment, liquefaction, LNG storage, and marine facilities - Membrane containment LNG storage tanks with a nominal working volume of 220,000 cubic meters - Unique/Notable Requirements: - Request to use the 2026 edition of NFPA 59A standards for LNG storage tank design, construction, and testing, instead of the 2001 edition referenced in current federal regulations (49 CFR part 193) - PHMSA has proposed safety conditions and will consider public comments before making a decision - Place of Performance: - Lafourche Parish, Louisiana (project site) - U.S. Department of Transportation, Washington, DC (contracting office)

Description

PHMSA is soliciting public comments on a special permit request submitted by Argent LNG, LLC for the Argent LNG Project. The request seeks relief from compliance with certain Federal pipeline safety regulations related to the design, construction, and testing of LNG storage tanks. The special permit would allow the use of the 2026 edition of NFPA 59A standards instead of the 2001 edition currently referenced. PHMSA will review comments received during the 30-day period before deciding to grant or deny the permit.

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