Fond du Lac Waterworks serves approximately 16,000 customers, which are divided into three zones.
Bills are generated and mailed on a quarterly basis.
The table below summarizes the estimated billing cycles for 2026
| Utility Bills Mailed | Utility Bills Due | |||
|---|---|---|---|---|
| January (Zone 1) | 1/30/2026 | 2/19/2026 | ||
| February (Zone 2) | 2/27/2026 | 3/19/2026 | ||
| March (Zone 3) | 3/30/2026 | 4/19/2026 | ||
| April (Zone 1) | 4/30/2026 | 5/20/2026 | ||
| May (Zone 2) | 5/29/2026 | 6/18/2026 | ||
| June (Zone 3) | 6/29/2026 | 7/19/2026 | ||
| July (Zone 1) | 7/31/2026 | 8/20/2026 | ||
| August (Zone 2) | 8/28/2026 | 9/17/2026 | ||
| September (Zone 3) | 9/30/2026 | 10/20/2026 | ||
| October (Zone 1) | 10/30/2026 | 11/19/2026 | ||
| November (Zone 2) | 11/25/2026 | 12/15/2026 | ||
| December (Zone 3) | 12/30/2026 | 1/19/2027 |