National Pipeline Mapping System

The National Pipeline Mapping System (NPMS) is a geographic information system (GIS) created by the U.S. Department of Transportation, Pipeline and Hazardous Materials Safety Administration (PHMSA), Office of Pipeline Safety (OPS) in cooperation with other federal and state governmental agencies and the pipeline industry. The NPMS consists of geospatial data, attribute data, public contact information, and metadata pertaining to the interstate and intrastate hazardous liquid trunklines and hazardous liquid low-stress lines as well as gas transmission pipelines, liquefied natural gas (LNG) plants, and hazardous liquid breakout tanks jurisdictional to PHMSA.<br/>

  • Static Preview - Sample ImageJPEG

  • National Pipeline Mapping System WebpageHTML

  • National Pipeline Mapping Public ViewerWebApp

  • Full Metadata RecordHTML

Additional Info

Field Value
Last Updated April 13, 2019, 10:03
Created June 25, 2014, 21:28
dsAccessConst The Pipeline and Hazardous Materials Safety Administration restricts access to the NPMS to federal, state, and local government agencies (including emergency responders). Pipeline operators are allowed access to their own pipeline data only.
dsCurrentRef See the NPMS website for the most recent version of pipeline data.
dsModifiedDate 2019-04-13 00:04:49
dsOriginator U.S. Department of Transportation
dsPurpose The Pipeline and Hazardous Materials Safety Administration uses the NPMS as a tool to support various regulatory programs, pipeline inspections, and authorized external customers.

Dataset extent