Latest Actions
PHMSA Amended CAO to TC Oil Pipeline Operations
PHMSA's amended Corrective Action Order to TC Oil Pipeline Operations, Inc. following the failure of its 36-inch Keystone pipeline and a release of almost 13,000 barrels of crude oil near Washington, KS. The amendment, based on PHMSA’s safety...
PHMSA Safety Advisory Notice: Railroad Emergency Preparedness
This Safety Advisory alerts those engaged in the rail transportation of hazardous materials of their obligation to appropriately plan for emergencies and share information about available emergency response resources, as well as urges actions to...
PHMSA Safety Advisory Notice: Tank Cars Equipped with Aluminum Manway Covers
This Safety Advisory alerts hazardous materials tank car owners and offerors of the potential harm to certain manway assemblies with aluminum protective housing covers when exposed to extreme heat. See Safety Advisory for more details.
Freeport LNG Public Briefing
PHMSA held a public briefing on Saturday, February 11, 2023 and provided information regarding the Freeport LNG incident that occurred on June 8, 2022, and an update of...
PHMSA Notice of Limited Enforcement Discretion for Existing Onshore Gas Transmission Pipelines
In relation to its final rulemaking entitled “Pipeline Safety: Safety of Gas Transmission Pipelines: Repair Criteria, Integrity Management Improvements, Cathodic Protection, Management of Change, and Other Related Amendments,” PHMSA is providing...
PHMSA Notice of Enforcement Policy for International Standards
The enforcement policy regarding international standards notifies offerors and carriers of hazardous materials that PHMSA will not take enforcement action against any offeror or carrier using these standards for the domestic or international...
PHMSA Pipeline Safety: Temporary Repair and Permanent Repair Frequently Asked Questions
This guidance consists of a set of temporary repair and permanent repair FAQs that clarify the...
Pipeline Safety Testing and Enhancement Study Stakeholder Collaboration Webinar
The U.S. Department of Energy, National Energy Technology Laboratory, and PHMSA will host a stakeholder collaboration webinar on Wednesday, November 30, 2022, to analyze PHMSA’s Pipeline Safety Research and Development program and the need for an...