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The Pipeline and Hazardous Materials Safety Administration (PHMSA) hereby reminds offerors of bulk shipments of peroxyacetic acid (listed under § 173.225(h)) to seek a required prior approval from the Associate Administrator under § 173.128(d). Applications for approval must be submitted in...
The U.S. Department of Transportation’s Pipeline and Hazardous Materials Safety Administration (PHMSA) understands that many offerors and carriers of hazardous materials in international transport will soon be adhering to requirements in the internationally-adopted 2025–2026...
PHMSA is sharing its Failure Investigation Report following an investigation into TC Oil Operations' December 7, 2022, failure involving its 36-inch Keystone Cushing Extension pipeline rupture in Washington County, Kansas. The failure resulted in an estimated release of 12,937 barrels of crude...
In accordance with the provisions of 49 U.S.C. § 5103(c), PHMSA's Associate Administrator for the Office of Hazardous Materials Safety declares that an emergency exists that warrants issuance of a Waiver of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) to persons conducting...
In accordance with the provisions of 49 U.S.C. § 5103(c), PHMSA's Associate Administrator for the Office of Hazardous Materials Safety declares that an emergency exists that warrants issuance of a Waiver of the Hazardous Materials Regulations (HMR; 49 CFR Parts 171-180) to persons conducting...
The U.S. Department of Transportation’s Pipeline and Hazardous Materials Safety Administration (PHMSA) is providing notice that it will not take enforcement action against any person for filling (during the period of this enforcement discretion) a DOT-specification cylinder used to...
PHMSA, in partnership with the U.S. Census Bureau (Census), sponsored an expansion of the 2022 Commodity Flow Survey to include supplemental questions about hazardous materials (hazmat) and collect new data from hazmat shippers related to DOT-regulated packaging. The collaborative effort led to...
PHMSA's Safety Advisory Notice shares new advice from the Centers for Disease Control and Prevention (CDC) regarding diagnostic samples and clinical waste containing Monkeypox virus (MPXV) in Clade I or II. The advice clarifies that samples and clinical waste should be designated as Category B...
Pipeline operators are in the midst of submitting calendar year 2023 annual reports to PHMSA with data as-of 12/31/2023. During 2024, pipeline operators may need to change their internal systems for collecting excavation damage data for annual reports due in 2025. Hazardous Liquid...
The Federal Motor Carrier Safety Administration and the Pipeline and Hazardous Materials Safety Administration issued this safety advisory to provide notice of the possibility of catastrophic failure of certain nurse tanks manufactured from January 1, 2007, through December 31, 2011, by American...