An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
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...
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...
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...
PHMSA published Advisory Bulletin ADB-2012-10 in the Federal Register on December 5, 2012, to remind operators of gas transmission and hazardous liquid pipeline facilities of their responsibilities under current regulations to perform evaluations of their Integrity Management (IM) programs using...
The Pipeline and Hazardous Materials Safety Administration (PHMSA) published the gas transmission pipeline integrity management (IM) rule in the Federal Register on December 15, 2003. This rule, in part, established requirements for supervisory and other personnel with IM program functions....
This notice advises owners and operators of pipeline facilities of PHMSA's plan for implementing the national registry of pipeline and liquefied natural gas operators. This notice provides updates to the information contained in a PHMSA Advisory Bulletin published on January 13, 2012 (77 FR 2126...
This advisory reminds operators of the need for vigilance in providing security at liquefied natural gas (LNG) facilities.
This notice provides clarification to owners and operators of gas distribution pipeline facilities when completing the Mechanical Fitting Failure Report Form, PHMSA F 7100.1– 2. Initial reviews of reports submitted for calendar year 2011 failures have identified a need for PHMSA to issue this...
PHMSA is issuing this advisory bulletin to alert operators using Driscopipe® 8000 High Density Polyethylene Pipe (Drisco8000) of the potential for material degradation. Degradation has been identified on pipe between one-half inch to two inches in diameter that was installed between 1978 and...
PHMSA is issuing this advisory bulletin to all owners and operators of gas and hazardous liquid pipelines to communicate the potential for damage to pipeline facilities caused by severe flooding. This advisory includes actions that operators should consider taking to ensure the integrity of...