Chaska water and sewer rates
Who supplies water to Chaska houses, what it costs, and how the sewer charge works.
City of Chaska
2026 residential water rates adopted by the City Council on December 15, 2025; billed with the city utility bill
| Use a month | Price per 1,000 gallons |
|---|---|
| Fixed charge | $10.06 a month |
| 0 to 2 thousand gallons | $3.34 |
| 2 to 5 thousand gallons | $3.59 |
| 5 to 8 thousand gallons | $3.91 |
| 8 to 12 thousand gallons | $4.45 |
| 12 to 40 thousand gallons | $5.13 |
| 40 to more | $6.70 |
- Source
- Groundwater from seven wells ranging from 333 to 817 feet deep
- Treatment
- The water treatment plant can treat 12.6 million gallons of water per day for iron and manganese
Sewer
Metered service is charged at $7.45 per thousand gallons of water used per month, plus a $9.25 monthly residential service charge; single-family customers have a monthly maximum based on the average gallons used December through April.
Sources
- City of Chaska: Water Rates
- City of Chaska: Sewer Rates
- City of Chaska: Stormwater Rates
- City of Chaska 2025 drinking water report
Checked October 22, 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.