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PHMSA Guidance

951

Improvements in Preparing Oil Spill Facility Response Plans

PHMSA is issuing this advisory bulletin to remind all onshore oil pipeline operators of the need to update FRPs every five years from the date of last submission or the last approval according to its significant and substantial designation. When updating their FRPs, operators should utilize...

Pipeline Risk Modeling Report

PHMSA is publishing this notice to seek public comments on a report developed to support improvements in gas and hazardous liquid pipeline risk models titled "Pipeline Risk Modeling--Overview of Methods and Tools for Improved Implementation" (Pipeline Risk Modeling Report). Pipeline risk models...

Pipeline Safety: Deactivation of Threats

PHMSA is issuing this Advisory Bulletin to inform owners and operators of gas transmission pipelines that PHMSA has developed guidance on threat identification and the minimum criteria for deactivation of threats, as established by a previously issued rule. This Advisory Bulletin also provides...

Pipeline Safety: Establishing Maximum Allowable Operating Pressure or Maximum Operating Pressure Using Record Evidence, and Integrity Management Risk Identification, Assessment, Prevention and Mitigation

PHMSA is issuing an Advisory Bulletin to remind operators of gas and hazardous liquid pipeline facilities of their responsibilities, under Federal integrity management (IM) regulations, to perform detailed threat and risk analyses that integrate accurate data and information from their entire...