NiSource Gas Transmission & Storage

NiSource Gas Transmission & Storage companies own and operate about 14,000 miles of strategically-located interstate natural gas pipelines, integrated with one of the largest underground storage systems in North America.

Columbia Gas Transmission, Columbia Gulf Transmission, Granite State Gas Transmission, Crossroads Pipeline, Central Kentucky Transmission Company, Hardy Storage Company and Millennium Pipeline serve customers in more than 17 states. From the Gulf Coast to the Midwest, Mid-Atlantic and Northeast, our systems connect premium natural gas supplies with some of the nation's strongest energy markets.

More than one trillion cubic feet of natural gas flows through our pipeline and storage systems each year, providing competitively priced, clean energy for millions of homes, businesses and industries.

The NGT&S Commercial Center is located in Houston, Texas. Its Operations Center is located in Charleston, W.Va.