General Info

Portland Natural Gas Transmission System is a high-capacity, high-pressure interstate natural gas pipeline that began serving New England's growing energy needs in 1999. The system connects the TransQuebec and Maritimes Pipeline (owned by TransCanada Pipelines and Gaz Metropolitain) at the Canadian border and the Maritimes and Northeast Pipeline at Westbrook, Maine, (owned by Duke Energy, Exxon Mobil and NS Power Holdings) with the Tennessee Gas Pipeline System (owned by El Paso Energy Corporation) near Boston. The Portland Natural Gas Transmission System s natural gas is a fossil fuel extracted from wells drilled down to gas deposits. The company adds a distinctive chemical odorant to natural gas being transported through its pipeline as a safety feature. Portland Natural Gas Transmission System maintains a location in Portsmouth, N.H.