At PHMSA we protect people and the environment from the risks inherent in transportation of hazardous materials - by pipeline and other modes of transportation. More >>
Pipeline Safety Office
The Office of Pipeline Safety is the Federal safety authority for the nation's 2.6 million miles of natural gas and hazardous liquid pipelines. More >>
Hazardous Materials Safety Office
The Office of Hazardous Materials Safety is the Federal safety authority for the transportation of hazardous materials by air, rail, highway, and water. Information here includes guidance. More >>
