• Thankful for those heroic first responders of 7/10/18 and for those on duty today. Stay Safe!

  • Make sure you have registered your account on MyAccount to view your billings and usage history.


    Summer Sewer Averaging will be in affect with regular billing meter readings after May 14th  and will be in place for 4 billing periods.

  • Straight from the DNR, the latest Sun Prairie Utilities Water Quality Report is available!

  • Energy Star Appliance Replacement

    High Efficiency Toilet (1.28 gal/ flush) Replacement

    Smart Thermostat Replacement


The Sun Prairie Utilities Commission has submitted an application July 19, 2019, with the Public Service Commission of Wisconsin (PSCW) for authority to increase water rates.

Rates for...


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.