The Canadian Mainline is 14,114 km (8,770 mile) in length and safely carries natural gas from the Western Canada Sedimentary Basin (WCSB) to Ontario and beyond. The map depicts the pipeline's southeastern section in the province of Ontario.

CALGARY, ALBERTA--(Marketwire - April 26, 2011) - TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) today announced it has entered into agreements to sell a 25 per cent interest in each of Gas Transmission Northwest LLC (GTN) and Bison Pipeline LLC (Bison) to TC PipeLines, LP (NASDAQ:TCL...

TransCanada Corporation announced today that it will move forward with a $2.4-billion expansion of its NGTL System to connect incremental supply and expand basin export capacity by one billion cubic feet of natural gas per day (Bcf/d) at the interconnection with its Canadian Mainline.

ANCHORAGE, ALASKA--(Marketwire - June 11, 2009) - TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) today announced that TransCanada and ExxonMobil have reached an agreement to work together on an Alaska gas pipeline.TransCanada's Alaska Pipeline Project is designed to deliver a reliable...

A natural gas pipeline that will stretch 287 km (178 miles) from end to end, the Tula Pipeline Project will safely deliver fuel from Tuxpan, Veracruz, to communities in the states of Puebla and Hidalgo.

On March 24, 2017 the U.S. State Department issued the Presidential Permit for the Keystone XL project, marking a significant milestone for the project.

TransCanada Corporation announced its Topolobampo Pipeline project has been placed into service in northern Mexico, providing capacity for 670 million cubic feet of natural gas per day to markets in the states of Chihuahua and Sinaloa.

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CALGARY, ALBERTA--(Marketwired - March 7, 2016) - TransCanada Corporation (TSX:TRP)(NYSE:TRP) (TransCanada) today announced plans to terminate its Alberta Power Purchase Arrangements (PPAs). This termination affects the Sheerness, Sundance A and Sundance B PPAs. "The agreeme...