Columbia water and sewer rates
At typical use (3 units, about 2,200 gallons a month), a Columbia house pays about $23 a month for water and about $23 for sewer and other utility-bill charges: about $550 a year. Estimated from public rates, not anyone's actual bill.
Who supplies water to Columbia houses, what it costs, and how the sewer charge works.
City of Columbia Utilities
The City of Columbia charges per 100 cubic feet (ccf), which is approximately 748 gallons.
| Use a month | Price per unit (CCF, 748 gallons) |
|---|---|
| Fixed charge | $15.75 a month |
| 0 to 3 units | $2.53 |
| 3 to 6 units | $6.96 |
| 6 to more | $11.22 |
Sewer
Sewer is a non-metered service that is billed every 30 days or twelve times a year.
Other charges on the utility bill
- Stormwater: $3.37 a month
Sources
Checked October 31, 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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