A multi-year effort to expand the NGTL and Foothills systems has seen the in-service of several projects over the past few months, furthering North American energy security, boosting local economies and providing customers with additional market access.

The Towerbirch pipeline project will include 55 km of 36-inch pipeline paralleling the existing NGTL Groundbirch Mainline, along with new meter stations, and expansion of one meter station. The majority of this projects scope will be within British Comumbia, with only a portion in Alberta.

The map depicts pipeline locations for Columbia Gas Transmission in northeastern United States.

Bison Pipeline stretches 302 miles (486 km) across Wyoming and Montana to Midwestern North Dakota where it connects with another interstate natural gas pipeline.

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 Crossroads Pipeline is a 202 mile (365 km) natural gas pipeline operating in Indiana and Ohio.

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.