Would you like to save energy and save money?

We offer rebates for your home or business for energy efficient appliances and equipment.





Have you ever had a technical question, or needed research assistance, but you didn't know where to turn or whom to ask? Missouri River Energy Services (MRES) and the Cavalier Municipal Utilities provide the answers you need.

Missouri River Energy Services Questline is a FREE technical assistance service that provides technical, business, research and information assistance quickly and easily. It is provided to you at NO-COST because we value our relationships with customers. We understand that if the companies we serve are strong - then we are strong. The MRES Questline service includes an on-line library of information with a database of technical business and engineering documents and resources. You can browse through the library topics or use the powerful keyword search engine to find the information you need. The on-line portal also includes targeted research tools (for patent searches, MSDS documents, company profile information, workplace posters, and more) and benchmark industry data. If you can't find exactly what you need in the library, Questline includes a technical, marketing and problem-solving "Ask an Expert" hotline service that MRES and the Cavalier Municipal Utilities also provide FREE to customers. There is no usage limit, all questions and answers are held in strict confidence, and answers are typically issued within 24-48 hours.

Register now for the MRES Questline to get answers to your questions on:


  • Facilities Systems and Equipment

  • Process Technologies

  • Energy Fundamentals and Management

  • Facility and Manufacturing Management

  • Business Development

  • And more!

Sign up today for our FREE Questline service!






Bright Ideas Delivered Right to Your Email. Are you looking for more energy-saving tips, simple hints, and other timely information about energy efficiency for your home? Then sign up today for our FREE Bright Ideas e-newsletter that is distributed monthly to your email inbox. There are also FREE tools that you can use anytime such as: Home Energy Analyzer, Heating System Comparison Calculator, Cooling System Comparison Calculator and an Appliance Calculator.



Cavalier City Crews will be ground spraying for mosquitoes as needed on Tuesday and/or Thursday evenings between the hours of 8:00 P.M. and midnight weather permitting.  If the weather does not permit, crews will attempt spraying the following evening.

2019 Annual Drinking Water Quality Report