CALGARY, ALBERTA--(Marketwired - June 14, 2017) - News Release - TransCanada Corporation (TSX:TRP) (NYSE:TRP) (TransCanada) announced today that it will move forward with a new $2 billion expansion program on its NOVA Gas Transmission Ltd. (NGTL) System, based on new contracted custo...

All aspects of the life cycle of a pipeline – from design and construction to operation and retirement – are guided by our comprehensive Operational Management System and strictly overseen by regulatory agencies and government departments. That's why every TC Energy pipeline is rigorously and precisely built with high-quality materials and the latest proven technology, and monitored by expert staff, every step of the way. Take the journey with us, and learn about the life cycle of a pipeline from planning to monitoring and beyond.

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 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.

We can confirm that we are actively responding to an incident involving the NGTL natural gas system approximately 40 kilometres northwest of Edson, Alta in Yellowhead County. We are making all appropriate notifications to regulators, customers, stakeholders and Indigenous communities.    We will provide more information as soon as it becomes available.