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Gas Transmission Northwest

Our largest pipeline investment, Gas Transmission Northwest (GTN), provides a key service delivering natural gas from Western Canada and the Rocky Mountains to local utilities and power generation facilities in the Pacific Northwest and California.

GTN compressor facility

GTN map

Asset information

TCP Ownership

100%

Began operations

1961

Length

1,377 miles

Capacity

2.9 Bcf/d

Compressor stations

12

Primary supply source

Kingsgate interconnect

Originates near:

Kingsgate, British Columbia, Canada (Eastport, Idaho)

Terminates near

Malin, Oregon

Primary markets served

Pacific Northwest, Malin interconnect

Organic growth projects

The GTN XPress project includes upgrades, horsepower replacements, and additional gas cooling at stations in Idaho, Oregon, and Washington. This is expected to meet GTN customers’ needs for reliable and affordable transportation of clean-burning natural gas, consistent with the Pacific Northwest’s desire for a cleaner energy future.

Documents and Maps

TC PipeLines, LP Asset Map

Gas Transmission Northwest map

More information

For commercial information visit TCPlus.com