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PHMSA Guidance

951

Pipeline Safety: Operator Qualification Requirements

RSPA’s Office of Pipeline Safety (RSPA/OPS) is issuing this advisory bulletin to owners and operators of natural gas and hazardous liquid pipeline systems concerning the minimum requirements for operator qualification (OQ) programs for personnel performing covered tasks on a pipeline facility....

Pipeline Safety: National Pipeline Mapping System

This document advises gas transmission pipeline operators, hazardous liquid pipeline operators, and Liquefied Natural Gas (LNG) plant operators of voluntary changes pertaining to submittal dates and Operator ID numbers for National Pipeline Mapping System (NPMS) submissions. 

Pipeline Safety: Lessons Learned From the Release at Marshall, Michigan

PHMSA is issuing an advisory bulletin to inform all pipeline owners and operators of the deficiencies identified in Enbridge’s integrity management (IM) program that contributed to the release of hazardous liquid near Marshall, Michigan, on July 25, 2010. Pipeline owners and operators are...

Pipeline Safety: Internal Corrosion in Gas Transmission Pipelines

The Office of Pipeline Safety (OPS) is issuing this bulletin to owners and operators of natural gas transmission pipeline systems to advise them to review their internal corrosion monitoring programs and operations. Operators should consider factors that influence the formation of internal...