Sister Bay Utilities currently bills for water and sewer services quarterly. Billing cards are mailed out by the tenth day of the month following the end of each calendar quarter. Example: Customer usage for the first quarter is calculated from January 1st through March 31st, and billing cards will be mailed by April 10th.
The Utilities Clerk is available to answer billing questions by phone Monday through Thursday between 7:30 A.M. and 3:30 P.M. and Friday between 7:30 A.M. and 12:00 P.M. at 920-854-2246. Questions can also be sent to [email protected] at any time.