• Phantom load is all of the micro usage of electronics and appliances when they are in the off or standby mode. Phone chargers, tvs, computers, and video games are common Phantoms.

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

  • Energy Star Appliance Replacement

    Smart Thermostat Replacement

  • 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.

  • Couple reviewing finances at dining table

    We know your time is important so we give you many quick and easy ways to pay your bill. 24/7 online, or phone 877-885-7968.

    In person we accept cash, check, or money order.


Sun Prairie Utilities filed an application with the Public Service Commission of Wisconsin (PSC) to increase electric rates.  The adjustment was requested to cover...


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.


Sun Prairie Utilities has initiated an Advanced Metering Infrastructure (AMI) project to transition electric and water meters throughout the City to be an advanced, two-way meter.