Waukesha water and sewer rates
At typical use (9 units, about 6,700 gallons a month), a Waukesha house pays about $97 a month for water and about $113 for sewer: about $2,520 a year. Estimated from public rates, not anyone's actual bill.
Who supplies water to Waukesha houses, what it costs, and how the sewer charge works.
Pay or manage it
Waukesha Water Utility
Water use is billed per 1,000 gallons at a higher rate for the gallons above the first block.
| Use a month | Price per 1,000 gallons |
|---|---|
| Fixed charge | $35.01 a month |
| 0 to 3.333 thousand gallons | $7.98 |
| 3.333 to more | $10.36 |
- Source
- In October 2023, Waukesha Water Utility transitioned its water source from groundwater to 100% Lake Michigan water.
Sewer
Wastewater use and return flow use are charged on the gallons of water used; wastewater service is a standard charge.
Ways to pay less
- $25 shower head rebate. Customers who replace their 1992 or older shower head with a high-efficiency WaterSense shower head are eligible for a $25 rebate. How: Waukesha Water Utility rebate program.
Sources
- How to calculate your water and sewer bill
- Waukesha sewer rates and charges
- Water quality
- 2025 water conservation report
Checked October 30, 2026. Every number here comes from the public sources listed, matched by our checker.
Rates change every year; this page shows when it was last checked. Nothing here is legal, tax or insurance advice.
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