Monthly Customer Communications
Rate Information and Customer Notices
Safety Information
Buried Meter | Keep Your Meters Clear
Dig Safe Around Utilities Brochure | en español
Energy Efficiency Information
State Specific Information
Montana
Montana Natural Gas Energy Efficiency Programs (July 2020)
Tax Tracking Adjustments (Jan 2020)
LIEAP Heating Assistance (Feb 2020)
Energy Share Envelope (Nov 2019)
Annual Natural Gas Rate Review (Oct 2019)
Montana New Electric Service Rates (September 2019)
North Dakota
Notice of Annual Update Renewable Resource Cost Adjustment (Mar 2020)
Gas Customers Tax Cuts and Job Acts Refund (Nov 2019)
Annual Natural Gas Rate Review (Oct 2019)
LIHEAP Heating Assistance (Oct 2019)
Notice of Annual Update to Transmission Cost Adjustment (August 2019)
South Dakota
South Dakota Natural Gas Energy Efficiency Programs (July 2020)
South Dakota Transmission Cost Recovery Rider & Infrastructure Rider (May 2020)
Notice to Customers of Filing (Mar 2020)
Conservation Program Tracking Rate 90 (Mar 2020)
LIEAP Heating Assistance (Oct 2019)
South Dakota Electric Infrastructure Rider (July 2019)
South Dakota Gas Residential Energy Audit | June 2019
Third Party Notice
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