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Trans Québec & Maritimes Pipeline (TQM)

Natural Gas Icon


The Trans Québec & Maritimes Pipeline (TQM) connects with the Canadian Mainline near the Ontario/Québec border to transport natural gas to the Montréal and Québec City corridor, and interconnects with the Portland Natural Gas Transmission System from the Northeast US.

For commercial information, visit TQM Pipeline.

572 km (355 miles) in length

Carries natural gas from Ontario, and PNGTS System in the Northeast US to Quebec

Delivers fuel for business, industry and customers in Quebec, Canada

Documents and maps

The Trans Québec & Maritimes Pipeline (TQM) safely supplies natural gas to business and customers in the province of Quebec.

For the latest news and information visit the GazoductTQM.com website.

How are we regulated?

The Trans Québec & Maritimes Pipeline (TQM) is governed according to regulations outlined by the Canada Energy Regulator (CER).

Canada Energy Regulator (CER)
Local 1-403-292-4800 1-403-292-5503
Toll-Free 1-800-899-1265 1-877-288-8803


Ways to reach us

TC Energy is committed to notifying affected landowners, towns, communities and local, state and federal governments and agencies involved in the Project. If you have any questions about the Project, please reach out to us via the contact information below.

TQM Pipeline

Gazoduc Trans Québec & Maritimes Inc. (TQM)
C/O TransCanada Pipelines Limited
450 – 1 St. SW
Calgary, Alberta
T2P 5H1

1-450-462-5300 1-800-661-3805 
1-888-810-8800 Toll-Free (North America) 1-450-462-5388


Emergency Response
Our commitment to the safety of our people, pipelines and facilities is unwavering, visit our Contact page for our complete list of emergency numbers.

Landowner Helpline
A key component in maintaining the integrity of our facilities is input from all stakeholders: Indigenous communities, landowners and governments. If you have questions or concerns, please let us know.

Head Office
450 – 1 St. SW
Calgary, Alberta
T2P 5H1


Media Relations
TC Energy welcomes enquiries from media. Please direct questions to:
1-800-608-7859 Toll-free (North America)

Investor Relations
We welcome inquiries from analysts, shareholders and prospective shareholders at:
1-800-361-6522 Toll-free (North America)