Welcome To The New SPU Website!    Register On My Account To Manage Your Account Online!

  • Sun Prairie Utilities welcomes you to our redesigned website. We hope you find this site easier to navigate and easier to communicate with us. 

  • Do you have a lead water service line into your property? Find simple tips to find out for yourself, or call 837-5500 to set an appointment.

  • A family sitting by a tree

    Sun Prairie Utilties has programs and information that can help your family save energy and money at home. Don't wait, use our online tools and start saving today!

  • Plug with cityscape image and sun prairie utilities logo

    We are dedicated to exceeding customer expectations with innovative, reliable and sustainable services and a friendly, personal touch.

  • Mother and son planting a tree

    At Sun Prairie Utilties we don't just provide the water and power you use everyday. We are also invested in our community. After all, we are your neighbors and we live here too.

Calling all kids!

Sharpen your colored pencils and bust out your crayons!  Announcing Sun Prairie Utilities Thank-A-...


SPU has converted our customer web portal to a new software, My Account. The old customer portal credentials terminated March 4, 2019, at 12:00 p.m.


As part of our Water Conservation Plan, Sun Prairie Utilities has received permission from the Wisconsin Public Service Commission to offer a Toilet Replacement Rebate incentive.