Monthly Customer Communications
Customer Notices
Find Us on Social (March 2022)
Scam Awareness (February 2022)
Winter Outlook | Natural Gas Prices (November 2021)
Winter Outlook | Propane Prices (November 2021)
ND, SD, WY Customer Notice | Resuming Disconnects and Late Fees (August 2020)
MT Customer Notice | Resuming Disconnects and Late Fees (August 2020)
Safety Information
RP1162 | Pipeline Safety and Public Awareness (June 2022)
Emergency Gas Shut Off (February 2022)
Keep Your Meter(s) Clear of Snow and Ice (January 2022)
Pipeline Transmission Safety (December 2021)
Natural Gas Safety In Your Home (October 2021)
811 Call Before You Dig | Homeowner Information
Dig Safe Around Utilities Brochure | en español
Energy Efficiency Information
State Specific Information
Montana
Montana Residential Energy Efficiency Program (July 2022)
Montana Residential LED Lighting Program (March 2022)
LIHEAP Heating Assistance (February 2022)
Federal Heating Assistance (December 2021)
Annual Electric Rate Review (October 2021)
Montana Natural Gas Distribution Rate Increase (April 2021)
Natural Gas Interim Rates (February 2021)
Electric and Gas Tax Tracking Adjustments (January 2021)
Resuming Disconnects and Late Fees (September 2020)
North Dakota
Third Party Notification (August 2022)
Electric Service Rates (July 2022)
Electric Rate Case Notice of Filing (June 2022)
Notice of Annual Update to the Renewable Resource Cost Adjustment (November 2021)
LIHEAP Heating Assistance (Oct 2021)
Electric Rate Case Notice of Filing (September 2021)
Notice of Public Input Session (February 2021)
South Dakota
Third Party Notification (August 2022)
South Dakota Residential Energy Efficiency Program (July 2022)
Transmission Cost Recovery Rider (June 2022)
Infrastructure Rider (May 2022)
Conservation Program Tracking Rate 90 (March 2022)
South Dakota Transmission Cost Recovery Rider & Infrastructure Rider (March 2022)
LIEAP Heating Assistance (Oct 2021)
South Dakota Annual Electric Rate Review (September 2021)
Infrastructure and Transmission Cost Recovery Rider (May 2021)
Wyoming
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