The system includes a 416 mile (669 km) interstate natural gas pipeline that extends from the Canadian border at Waddington, New York, onward through New York State and western Connecticut, finally reaching its end point in the Bronx, New York.

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.

Notice of 2021 annual meeting and notice of availability of meeting materials (Registered Shareholders)

The map depicts where Columbia Gulf Transmission gathers gas in the Gulf of Mexico and brings it to Columbia Gas Transmission. It is one of the principal interstate pipelines running in the western segment of the Southwest-to-Northeast corridor for gas supply.

The Millennium Pipeline is a gas transmission line that cuts across the Southern Tier of New York State and transports gas to New York City and its metropolitan area. The Pipeline has a capacity up to 525,400 Dth/d.

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.

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.

TransCanada Announces $1.5 Billion NGTL System Expansion to Connect WCSB Supply to Incremental Market Demand