USPHMSAFR-2026-18346NewsIn force

Gexcon U.S., Inc.'s Petition for EFFECTS Version 12.2.0 as an Alternative Model for Calculating the Vapor-Gas Dispersion Exclusion Zone

PHMSA is publishing this notice and a draft letter of decision to solicit public comment on a petition for approval that would authorize the use of an alternate flammable vapor-gas dispersion model in connection with the siting of liquefied natural gas (LNG) facilities.

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https://www.federalregister.gov/documents/2026/09/09/2026-18346/gexcon-us-incs-petition-for-effects-version-1220-as-an-alternative-model-for-calculating-the

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