Enbridge, a Canadian pipeline operator, has recently given the green light to $1.4 billion in expansion projects for its Mainline and Flanagan South pipelines heading to the U.S. This decision comes as the company emphasizes the U.S. as the most logical destination for new crude export capacity out of Canada.
These expansion projects are set to increase the capacity by 250,000 barrels per day for Canadian heavy oil shippers transporting oil to the U.S. Midwest and Gulf Coast. The additional capacity is expected to be operational by 2027. In addition to this, Enbridge has also announced plans to assess commercial interest in a second phase of expansion on its Mainline network, which could potentially add another 250,000 barrels per day of capacity.
Despite efforts by the Canadian government to diversify its oil exports away from the U.S. market due to trade uncertainties under President Donald Trump, Enbridge Executive Vice-President Colin Gruending believes that expanding towards the U.S. makes the most sense. Gruending stated, “That’s where we’ve got the world’s biggest refining complex and who wants more of our Canadian oil.”
With Canadian oil production reaching a record 5.1 million barrels per day last year and a projected growth of 500,000 to 600,000 barrels per day by the end of the decade, Enbridge is looking to strengthen ties with the U.S. for its oil exports. Meanwhile, Alberta is exploring the feasibility of a new crude pipeline to British Columbia’s northwest coast to increase Canadian oil exports to Asia, with Enbridge providing support in terms of advice and technical assistance.
The Trans Mountain pipeline, currently the only option for shipping Canadian oil directly to Asian markets, underwent a C$34 billion expansion last year, tripling its capacity. The operator of Trans Mountain is considering incremental expansion projects that could potentially add 200,000 to 300,000 barrels per day by 2029.
Enbridge’s planned expansions to the U.S., along with potential growth in Trans Mountain’s capacity, are expected to accommodate forecasted Canadian supply increases through the end of the decade. Gruending mentioned that if regulatory and policy hurdles hindering the sector’s growth are eliminated by the Canadian government, there is potential for even more significant supply growth. In such a scenario, Enbridge is prepared to prioritize additional Mainline expansions over a new pipeline to the country’s west coast.
Overall, the developments in the Canadian oil industry highlight the importance of strategic pipeline expansions to meet growing demand and optimize export capabilities. The integration of these projects into the existing infrastructure promises to support the industry’s growth trajectory in the coming years.

