Gas utilities and storage

Enbridge operates North America’s largest natural gas utility by volume, and third largest by customer count. Enbridge Gas Inc. was formed on Jan. 1, 2019 with the amalgamation of Enbridge Gas Distribution and Union Gas.

Enbridge Gas Inc. serves approximately 75% of Ontario residents. Enbridge Gas and its affiliates deliver safe, reliable service to about 15 million people in Ontario and Quebec through 3.9 million residential, commercial, institutional and industrial meter connections, and distribute more than 5.9 Bcf/d (billion cubic feet per day) of natural gas, based on 2022 figures.

Our company's natural gas distribution network also includes ownership interests in Gazifère, one of two natural gas distributors in Quebec, which serves more than 43,000 customers in the Outaouais region

Enbridge Gas Inc. has been delivering energy for 170 years, and its network currently consists of 84,500 kilometers (52,505 miles) of gas transportation and distribution mainlines, and 67,000 km (41,631 miles) of service lines.

Our natural gas distribution operations also feature 283.7 billion cubic feet (Bcf) of net working storage, largely at the Dawn Hub in southwestern Ontario.

View our interactive map to learn more detailed information about Enbridge’s natural gas distribution assets.