Gas Transmission Northwest (GTN) is a 1,377-mile (2,216-km) pipeline system that transports Canadian natural gas to communities in Washington, Idaho, Oregon and California.

2024 Abandonment Program - Program Update

This document provides an overview of the key factors that have influenced how TransCanada has performed in its recent past, its financial condition, and its future prospects.

Ensuring the integrity of our pipeline assets is one of our main objectives when we talk about our safety as a core value. It becomes a challenge when we must make it real in our 92,600 km (57,500 miles) network of natural gas pipelines. These plastic slabs are just as efficient as concrete to avoid third-party mechanical, but with additional benefits. Its high visibility colour allows our patrolling team to easily spot any exposed section in the pipeline and quickly reveals the existence of a high-pressure pipeline to any third party performing unauthorized activities over the pipeline.

This document is a comprehensive report on a company's activities throughout the preceding year.

This annual report is a comprehensive report on a company's activities throughout the preceding year.

2025-tcpl-financial-statements.pdf

This MD&A covers TCPL’s financial position and operations as at and for the year ended December 31, 2011.