Rock Springs water and sewer rates
At typical use (9 units, about 6,700 gallons a month), a Rock Springs house pays about $50 a month for water and about $60 for sewer: about $1,320 a year. Estimated from public rates, not anyone's actual bill.
Who supplies water to Rock Springs houses, what it costs, and how the sewer charge works.
Pay or manage it
City of Rock Springs
Rates effective 7/1/2026, billed in arrears
| Use a month | Price per unit (CCF, 748 gallons) |
|---|---|
| Fixed charge | $21.46 a month |
| 0 to 2.68 units | $0.00 |
| 2.68 to 6.7 units | $5.14 |
| 6.7 to more | $3.62 |
- Source
- Our drinking water originates from the Green River.
- Water quality report
- The water system had no violations and the water meets or exceeds State and Federal Regulations.
Sewer
Residential sewer is $0.06661 per cubic foot with a $17.85 minimum, based on the average of the 3 lowest months of water usage from April 2025 to March 2026.
How Rock Springs compares with nearby cities
Water, a month
Water only, at each city's typical use; sewer is left out because some cities bill it on the tax bill.
Sources
- Rock Springs water and sewer rates (7/1/2026)
- Sweetwater County 2026 mill levy sheet
- Sweetwater County property tax
- Sweetwater County taxation calendar
- Rock Springs water quality report
- Sweetwater County tax relief
Checked October 28, 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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