Natural Gas Operations

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Overview 

We build and operate safe and reliable energy infrastructure. This includes our 91,900 km (57,100 mile) network of natural gas pipelines, which supplies more than 25 per cent of the clean-burning natural gas consumed daily across North America to heat homes, fuel industries and generate power.

Learn more about our natural gas projects and assets, including pipelines and storage, and more below.

2017 NGTL Expansion Project

TransCanada’s 2017 NGTL System Expansion Project will meet Canadian energy demands and create up to 3,000 construction jobs.

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Albersun Pipeline Asset Purchase

On March 9, 2018, NOVA Gas Transmission Ltd. (NGTL), a wholly owned subsidiary of TransCanada PipeLines Limited (TransCanada), received regulatory approval to purchase and assume operation of sections of the existing Albersun Pipeline, from Suncor Energy Logistics Corporation (Suncor). The Albersun Pipeline provides natural gas delivery services within the Fort McMurray area of Alberta.

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ANR Pipeline

Opened in 1945, TransCanada’s ANR natural gas Pipeline helps fuel growth in Wisconsin, Michigan, Illinois and Ohio.

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ANR Storage

Part of TransCanada’s ANR natural gas Pipeline network, ANR Storage helps fuel growth in Wisconsin, Michigan, Illinois and Ohio.

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B-System Project

The B-System natural gas pipeline project is part of our ongoing investment in energy infrastructure in central Ohio.

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Bison Pipeline

Bison Pipeline stretches 302 miles (486 km) across Wyoming and Montana to Midwestern North Dakota where it connects with another interstate natural gas pipeline. Thanks to the hard work of local employees and contractors, the pipeline safely delivers natural gas to families who depend on it for heating homes, cooking meals and more.

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Buckeye XPress Project

The Buckeye XPress Project, part of TransCanada’s ongoing Modernization Program to replace aging infrastructure, includes replacing approximately 64 miles (103 km) of its existing pipeline with safer, more reliable, 36-inch-diameter coated pipe.

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Canadian Mainline

TransCanada’s Canadian Mainline safely delivers natural gas from Alberta and B.C. to eastern markets.

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Coastal GasLink

The Coastal GasLink natural gas pipeline project will run approximately 670 km (416 miles) in length from Dawson Creek to a facility near Kitimat, B.C.

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Columbia Gas Transmission

TransCanada’s 12,000-mile Columbia Pipeline serves millions of customers from New York State to the Gulf of Mexico.

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Columbia Gas Transmission Modernization Program

Modernizing our Columbia Gas Transmission pipelines means replacing steel pipe, upgrading compression facilities and integrating cutting edge maintenance technology at hundreds of sites. This plan would allow us to cut greenhouse gas emissions by about 20,000 metric tons per year.

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Columbia Gas Transmission Storage

With 37 storage locations in four states, Columbia Gas Transmission Storage can handle more than 650 BCF (billion cubic feet) of natural gas.

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Columbia Gulf Transmission Pipeline

Stretching 3,341 miles, with 11 compressor stations, TransCanada’s Columbia Gulf pipeline connects to pipelines in the Gulf Coast and Midwest.

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Columbia Midstream

Columbia Midstream business specializes in designing, building and operating pipelines and facilities for bringing natural gas to U.S. markets.

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Crossfield Gas Storage

Crossfield Gas Storage is located 50 km (31 miles) north of Calgary, Alta, holds 68 bcf (billion cubic feet) of natural gas. A "depleted underground reservoir" facility, gas is stored in what was originally a naturally occurring gas reservoir.

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Crossroads Pipeline

TransCanada’s Crossroads Pipeline is a 202 mile (365 km) natural gas pipeline supplying domestic natural gas in Indiana and Ohio.

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Eastern Panhandle Expansion Project

The TransCanada Eastern Panhandle Expansion Project is approximately 3.5 miles (5.6 km) in length. This eight-inch diameter pipeline will provide 47,500 Dth per day of clean burning natural gas to meet demands in the region.

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Edson Gas Storage

TransCanada’s Edson Gas Storage holds up to 50 bcf (billion cubic feet) of natural gas for delivery throughout Alberta.

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Edson Mainline Expansion Project

NOVA Gas Transmission Ltd. (NGTL), a wholly owned subsidiary of TransCanada PipeLines Limited (TransCanada), is proposing to construct, own and operate the Edson Mainline Expansion Project (Project). The pipeline expansion project in western Alberta is required to expand pipeline capacity for the transportation of natural gas to growing markets located in central and southern Alberta from the Peace River Project Area.

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Foothills System

The Foothills Natural Gas Pipeline System ships WCSB natural gas to the U.S. border for export.

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Gas Transmission Northwest

Gas Transmission Northwest is a 1,353 mile (2,177, km) natural gas pipeline system that transports Canadian natural gas to the U.S. Pacific coast.

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Great Lakes Gas Transmission

Great Lakes Gas Transmission is a 2,115-mile (3,404-km) natural gas pipeline system that transports Canadian natural gas to the U.S. Midwest.

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Guadalajara Pipeline

The Guadalajara natural gas Pipeline transports natural gas to power plants owned by Mexico’s Comisión Federal de Electricidad (CFE).

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Gulf XPress Project

The Gulf XPress Project will greatly broaden the reach of low-cost, U.S.-produced natural gas from the Appalachian Basin.

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Hardy Gas Storage

Located in West Virginia, TransCanada’s Hardy Gas Storage ensures a sustainable supply of natural gas, with reserves up to 12 Bcf (billion cubic feet).

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Iroquois Gas Transmission System

The Iroquois Gas Transmission System is a 416 mile (669 km) interstate natural gas pipeline that extends from the Canadian border to the Bronx, New York.

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Line 8000 Replacement Project

The Line 8000 Replacement Project, part of TransCanada’s Columbia Gas Transmission Modernization Program, will replace approximately 13 miles (21 km) of existing 12-inch-diameter bare steel pipeline with new coated steel pipeline.

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Line WB2VA Project

TransCanada’s Line WB2VA Project is part of our commitment to enhancing the integrity of our lines in Hardy County, West Virginia.

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Mazatlán Project

The 430 km (267 mile) Mazatlán Pipeline will safely deliver natural gas to CFE’s Mazatlán power plant and other large areas in Sinaloa.

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Merrick Mainline Pipeline Project

As the result of changing market conditions, the proposed 260 km (162 mi) Merrick Mainline Project is currently on hold.

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Millennium Pipeline

The Millennium Pipeline System delivers natural gas, provides jobs and supports local economies throughout New York State.

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Mountaineer XPress Project

Mountaineer XPress will add 171 miles (275 km) of natural gas pipeline to serve growing communities in West Virginia.

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NEB — End of Life Cycle Program - Natural Gas

Learn more about TransCanada's federally regulated End of Life Cycle Program with the National Energy Board (NEB).

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NGTL System

NGTL System (24,320 km) is connected to one of the largest supply basins on the continent, the Western Canadian Sedimentary Basin (WCSB).

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North Baja Pipeline System

At a length of 86 miles (138 km), the North Baja Pipeline System delivers West Texan and Rocky Mountain natural gas from Arizona to California and Mexico.

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North Corridor Expansion Project

NOVA Gas Transmission Ltd. (NGTL), a wholly owned subsidiary of TransCanada PipeLines Limited (TransCanada) is proposing to construct, own, and operate the North Corridor Expansion (Project). This project in northwestern Alberta is required to expand pipeline capacity for the transportation of natural gas from the Peace River Project Area (PRPA) to growing markets located in northeastern Alberta.

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North Montney Mainline Project

Located in British Columbia’s Peace River Regional District, the North Montney Mainline natural gas project will generate long-term economic benefits for the province and Canada.

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Northern Border Pipeline

Northern Border Pipeline is a major natural gas transportation system that links the Midwestern U.S. with reserves in the Western Canadian Sedimentary Basin.

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Peace River Mainline Retirement Program

After many years of service, the 266 km (165 mile) south section of the Peace River Mainline (part of the NGTL System) will be retired. Learn more about TransCanada’s Peace River Mainline Retirement Program.

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Portland Natural Gas Transmission System

The Portland Natural Gas Transmission System is an interstate pipeline operating throughout New England.

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Prince Rupert Gas Transmission Project

TransCanada’s Prince Rupert Gas Transmission Project is a proposed 900 km (559 mi) natural gas pipeline from Hudson’s Hope to Lelu Island in B.C., Canada.

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Proposed 2021 NGTL System Expansion

TransCanada is proposing to construct and operate multiple natural gas pipeline and compressor unit additions as part of the 2021 NGTL System Expansion Project in Alberta.

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Proposed Portland XPress Project

Portland Natural Gas Transmission System (PNGTS) is proposing Portland XPress to increase New England’s supply of energy without construction of new underground facilities. Added to existing capacity, Portland XPress will be capable of transporting 0.2 billion cubic feet a day (Bcf/d) to areas where it is in great demand.

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Saint Sébastien Extension Project

Once complete, TransCanada’s Saint Sébastien Extension will bring a safe, reliable source of natural gas to Saint-Sébastien and Pike River, Québec.

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Sundre Crossover Project

The Sundre Crossover Project is now in service. The 21 km (13 mile) pipeline increases the company’s capacity to transport natural gas on the NGTL System to downstream pipelines and key markets in the Pacific Northwest and California.

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Sur de Texas Pipeline Project

The Sur de Texas Pipeline will supply natural gas generation plants in Tamaulipas and Veracruz, as well as some regions of the East, West and Central Mexico.

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Tamazunchale Pipeline

The Tamazunchale Pipeline is a 370 km (230 miles) natural gas pipeline serving communities from the East Coast of Mexico to Central Mexico.

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Topolobampo Pipeline

The Topolobampo Pipeline is a 560 km (348 mile) pipeline that connects the states of Chihuahua and Sinaloa, supplying numerous Mexico communities along the way.

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Trans Québec & Maritimes Pipeline (TQM)

Trans Québec & Maritimes Pipeline (TQM) was founded in 1980 and has operated a gas transmission system since 1982. The pipeline connects with the Canadian Mainline near the Ontario/Québec border to transport natural gas to the Montréal and Québec City corridor, and interconnects with the Portland Natural Gas Transmission System from the Northeast US.

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TransCanada and ATCO Pipelines Asset Exchange

TransCanada, through its wholly owned subsidiary NOVA Gas Transmission Ltd. (NGTL), and ATCO Pipelines have entered into an agreement to exchange ownership of approximately 1,288 km (800 miles) of natural gas pipelines and related facilities in Alberta.

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Tri-County Bare Steel Replacement Project

This $138-million replacement program will see bare steel pipelines replaced with corrosion resistant materials in Pennsylvania.

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Tula Pipeline Project

From end to end, the Tula Pipeline Project is 287 km (178 miles) in length and will deliver fuel from Tuxpan, Veracruz, to communities in the states of Puebla and Hidalgo. The pipeline has the capacity to carry 886 million cubic feet per day of natural gas.

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Tuscarora Transmission System

Stretching 305 miles (491 km) from Oregon across California and into Nevada, the Tuscarora pipeline delivers natural gas from the Western Canada Sedimentary Supply, the Rocky Mountains and US basins to communities in California and Nevada.

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Unregulated Natural Gas Storage

TransCanada Gas Storage Partnership manages a portfolio of strategically located natural gas storage facilities in Alberta, Canada, connected to the Nova Inventory Transfer (NIT) market hub via the TransCanada NGTL System. TransCanada’s unregulated gas storage business is operated independently from its regulated affiliates.

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Villa de Reyes Pipeline Project

Spanning more than 420 km (261 miles) from Tula, Hidalgo, and ends in Villa de Reyes, San Luis Potosí, the completed Villa de Reyes Pipeline will transport natural gas to power generation facilities in Central Mexico.

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West Path Delivery Project

TransCanada is proposing to construct, own, and operate the West Path Delivery Project, necessary to supply southwest Alberta and connected downstream markets with natural gas produced in Western Canada.

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