Natural Gas Pipeline Systems: From the Wellhead to the Consumer

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The report on Nondestructive Inspection of High Pressure Aluminum Gas Cylinders covers current safety issues and testing recommendations related to high pressure aluminum and aluminum composite hoop-wrapped cylinders made of the 6351-...

Within the United States

Outside the United States

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All meeting minutes are listed below.

• Domestic Independent Inspection Agency (IIA) Minutes - November 16, 2016
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PHMSA respects your right to privacy and will protect it when you visit our website. PHMSA collects no personal information about you when you visit our website unless you specifically and knowingly choose to provide such information to us. If you...

1. What is the difference between a "Rejection Letter" and a "Denial Letter?"
2. How to check the status of your request for an approval within the Pressure Vessel Branch?
3. How to...

PHMSA is investigating the potential gas leak from a pipeline on Hilcorp's Steelhead Platform in the Cook Inlet. The line has been shut down.

The materials contained in these documents consist of guidance and other information for PHMSA's Office of Hazardous Materials Safety (OHMS) and its supporting program offices. This document is issued exclusively for the internal management of PHMSA...