Natural Gas

TransCanada's network of more than 68,000 kilometres (42,100 miles) of wholly owned and partially owned natural gas pipelines taps into virtually all major gas supply basins in North America.
 

Wholly Owned Pipelines

Partially Owned Pipelines

NGTL System

Great Lakes Gas Transmission Limited Partnership

Canadian Mainline

Iroquois Gas Transmission System

Foothills System

North Baja

ANR Pipeline

Northern Border Pipeline Company

Guadalajara

Portland Natural Gas Transmission System

Tamazunchale

Trans Québec and Maritimes Pipeline (TQM)

TC Offshore

Tuscarora Gas Transmission

  Bison Pipeline
  Gas Transmission Northwest

 

Wholly Owned Pipelines — 57,000 km (35,500 miles)

Canadian Pipelines

NGTL System

  • 24,525 km (15,239 miles)
  • Receives, transports and delivers natural gas within Alberta and B.C.
  • Connects with the Canadian Mainline, Foothills system and third-party pipelines

Canadian Mainline

  • 14,114 km (8,770 miles)
  • Transports natural gas from the Alberta/Saskatchewan border and the Ontario/U.S. border to serve eastern Canada and interconnects to the U.S.

Foothills System

  • 1,241 km (771 miles)
  • Transports natural gas from central Alberta to the U.S. border for export to the U.S. Midwest, Pacific northwest, California and Nevada

U.S. Pipelines

ANR Pipeline

  • 9,388 miles (15,109 km)
  • Transports natural gas from supply basins to markets throughout the mid-west and south to the Gulf of Mexico
  • Also owns and operates regulated underground natural gas storage facilities in Michigan, with a total capacity of 250 billion cubic feet (Bcf)

TC Offshore

  • 595 miles (958 km)
  • Gathers and transports natural gas within the Gulf of Mexico with subsea pipeline and seven offshore platforms to connect in Louisiana with our ANR pipeline system

Mexican Pipelines

Guadalajara

  • 310 km (193 miles)
  • Transports natural gas from Manzanillo, Colima to Guadalajara, Jalisco, Mexico

Tamazunchale

  • 365 km (227 miles)
  • Transports natural gas from Naranjos, Veracruz in east central Mexico to Tamazunchale, San Luis Potosi and on to to El Sauz, Queretaro

Partially Owned Pipelines — 11,000 km (6,600 miles)

Canadian Pipelines

Trans Québec and Maritimes Pipeline (TQM)

  • 572 km (355 miles)
  • Connects with Canadian Mainline near the Ontario/Québec border to Maritimes (TQM) transport natural gas to the Montréal to Québec City corridor, and connects with the Portland pipeline system that serves the northeast U.S.
  • TransCanada owns 50 per cent
  • Operated by TransCanada

U.S. Pipelines

Great Lakes Gas Transmission Limited Partnership (GLGT)

  • 2,115 miles (3,404 km)
  • Connects with the Canadian Mainline near Emerson, Man., and St. Clair, Ont., plus interconnects with ANR at Crystal Falls and Farwell in Michigan, to transport natural gas to Eastern Canada, and the U.S. upper Midwest
  • TransCanada effectively owns 66.7 per cent of the system through the combination of a 53.6 per cent direct ownership interest and a 28.3 per cent interest in TC PipeLines, LP
  • Operated by TransCanada

Iroquois Gas Transmission System

  • 414 miles (666 km)
  • Connects with Canadian Mainline near Waddington, N.Y., to deliver natural gas to customers in the U.S. northeast
  • TransCanada owns 44.5 per cent

North Baja

  • 86 miles (138 km)
  • Transports natural gas between Arizona and California, and connects with a third-party pipeline on the California/Mexico border
  • TransCanada effectively owns 28.3 per cent of the system through an interest in TC PipeLines, LP
  • Operated by TransCanada

Northern Border Pipeline Company

  • 1,407 miles (2,265 km)
  • Transports WCSB and Rockies natural gas with connections to Foothills and Bison to U.S. Midwest markets
  • TransCanada effectively owns 14.2 per cent of the system through a 28.3 per cent interest in TC PipeLines, LP

Portland Natural Gas Transmission System (PNGTS)

  • 295 miles (474 km)
  • Connects with TQM near East Hereford, Qué., to deliver natural gas to customers in the U.S. northeast
  • TransCanada owns 61.7 per cent
  • Operated by TransCanada

Tuscarora Gas Transmission

  • 491 kilometres (305 miles)
  • Transports natural gas from the GTN System at Malin, Ore., to Wadsorth, Nev., with delivery points in northeastern California and northwestern Nevada
  • TransCanada effectively owns 28.3 per cent of the system through an interest in TC PipeLines, LP

Bison Pipeline

  • 303 miles (487 km)
  • Transports natural gas from the Powder River Basin in Wyoming to Northern Border in North Dakota
  • TransCanada effectively owns 28.3 per cent of the system through an interest in TC PipeLines, LP
  • Operated by TransCanada

Gas Transmission Northwest

  • 1,353 miles (2,178 km)
  • Transports natural gas from the WCSB and the Rocky Mountains to (GTN) Washington, Oregon and California
  • Connects with Tuscarora and Foothills
  • TransCanada effectively owns 49.8 per cent of the system through the combination of a 30 per cent direct ownership interest and a 28.3 per cent interest in TC PipeLines, LP
  • Operated by TransCanada

        Related Information

        Customer Express

        Keeping NGTL System, Canadian Mainline and Foothills System customers connected.


        ANR Storage Company


        TC PipeLines, LP

        A limited partnership that owns interests in U.S. pipelines.


        Our Pipeline Projects