• Sun Prairie Utilities American Public Power Association Customer Satisfaction Award 2025.

    SPU was recently recognized with a national customer satisfaction award! You can read about it in our Newsroom >>

  • Sun Prairie Utilities Lighting Effects Drive.

    The SPU office is accepting monetary donations for the Spirit of Giving program until Dec. 1. For every $20 donation, you get a string of lights! Click to learn more >>

  • Sun Prairie Utilities' 2024 Water Quality Report.

    SPU staff are proud to share that Sun Prairie's drinking water continues to meet all Federal and State standards for health and safety. Click to find the 2024 Water Quality Report >>

  • Image of Sun Prairie Utilities Welcome Packet.

    We created a packet to help customers find useful information about the utility in one document. Check it out >>

  • Construction is underway for a new facility to help us serve the growing community! View the latest >>

Saturday - November 1, 2025 - 12am to Monday - December 1, 2025 - 12am

Sun Prairie Utilities (SPU) is providing the opportunity for customers to share public comments for its final draft of the Water Supply Service Area Plan. 

The Wisconsin Department of...

 

In recent weeks, you may have seen information about Sun Prairie Utilities’ proposed water rate adjustment and Public Service Commission (PSC) hearing. We know rate changes...

 

In case of a power outage, Sun Prairie Utilities (SPU) offers several ways for customers to stay informed.

Text and Email Alerts
Sign up to receive alerts when...