sentences:  Pipeline and Hazardous Materials Safety Administration
  
  The Pipeline and Hazardous Materials Safety Administration (PHMSA) is a United States Department of Transportation agency created in 2004, responsible for developing and enforcing regulations for the safe, reliable, and environmentally sound operation of the US' 2.6 million mile pipeline transportation.It is responsible for nearly 1 million daily shipments of hazardous materials by land, sea, and air.