Natural Gas

NorthWestern Energy's natural gas energy business includes production, storage, transmission and distribution in Montana, South Dakota and Nebraska.

Natural Gas Transmission & Storage

Open Season Notice

Firm Gas Storage Open Season

Distribution

NorthWestern Energy has about 7,400 miles of distribution pipeline serving 294,400 customers.

Storage

NorthWestern Energy owns and operates natural gas storage fields and contracts with a firm natural gas storage service.