2021 NGTL System Expansion — Commitment Tracking Table No. 18

TransCanada Corp. announced the Eastern Build of WB XPress (WBX) has been placed into service, completing the final phase of a critical natural gas infrastructure project that provides Appalachian producers with access to Mid-Atlantic markets.

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.

CALGARY, Alberta – May 24, 2018 – News Release – TransCanada Corporation (TSX, NYSE: TRP) (TransCanada) announced today that the National Energy Board (NEB) has recommended the federal government approve a variance to the previously issued North Montney Mainline Project certificate, which would allow construction to start on the proposed $1.4 billion natural gas project in northeast British Columbia.