Study of Nonpetroleum Hazardous Liquids Transported by Pipeline

Report to Congress on Pipeline Class Location

Operator Qualification

This webpage is designed to provide information to regulators, pipeline operators, contractors and vendors on the Operator Qualification (OQ) Rule (49 CFR Part 192, Subpart N and 49 CFR Part 195, Subpart G). This rule, which was adopted into the Code of Federal...

16-0167

PHMSA LNG Frequently Asked Questions Archive Records

PHMSA LNG Frequently Asked Questions Archive Records 3/25/2014 to 6/21/2023

LNG Plant Requirements: Frequently Asked Questions

The below FAQ list may provide an acceptable solutions which PHMSA has carefully evaluated. We realize there may be other acceptable solutions, which we are open to consider. Other proposals require substantial technical justification to insure that any alternative approach provides an...

Pipeline Inspection Finding Notifications (October 2016 - May 2017)

How to Obtain an Emergency Special Permit

The following links can be used to assist individuals with requesting an emergency hazardous materials special permit:

Resources for Hurricane Irma Preparedness and Response

Sep 9, 2017

PHMSA's staff continues monitor the path of Hurricane Irma to better understand the storm's prospective impact to geographic regions and evaluate its potential effect on hazardous materials and pipeline operations. Our staff...

FAA SGI Addendum

SGI Addendum (formerly called Emergency COAs). Public and, in select cases, civil UAS operations may need to be conducted to support activities which answer significant and urgent governmental interests, including national defense, homeland security, law enforcement, and emergency operations...