General
Fact Sheet: Underground Natural Gas Storage Caverns
Quick Facts: Underground storage caverns are used to store very large quantities of unrefined petroleum and natural gas. These underground caverns are cavities that have been “mined” out of naturally occurring salt domes. Approximately 7% of total underground natural gas storage...K Number Listing Repair/Rebuild Facilities (Updated Dec 2021)
K Number Listing Repair/Rebuild Facilities (Updated December 2021)
Foreign Manufacturers Listing Hazmat Approvals: Cylinders (Updated Dec 2021)
Foreign Manufacturers Listing Hazmat Approvals: Cylinders (Updated December 2021)
Foreign Manufacturers Listing Hazmat Approvals: Cylinders (Updated Nov 2021)
Foreign Manufacturers Listing Hazmat Approvals: Cylinders (Updated Nov 2021)
K Number Listing Repair/Rebuild Facilities (Updated Nov 2021)
K Number Listing Repair/Rebuild Facilities (Updated Nov 2021)
HMEP Webinar 10-6-2021
HMEP Webinar
PHMSA's Quarterly Newsletter for Hazardous Materials Safety Special Issue on Lithium Batteries July – September 2022
A Message from the PHMSA Deputy Administrator
Here at PHMSA, we are gearing up our safety oversight responsibilities for the transport of lithium ion and other hazardous materials batteries utilized in the transportation sector. Data from...