Rock Island water and sewer rates

At typical use (9 units, about 6,700 gallons a month), a Rock Island house pays about $62 a month for water and about $91 for sewer and other utility-bill charges: about $1,840 a year. Estimated from public rates, not anyone's actual bill.

Who supplies water to Rock Island houses, what it costs, and how the sewer charge works.

Pay or manage it

City of Rock Island water

Water rates effective January 1, 2026; the fixed meter charge is billed quarterly.

Use a month	Price per unit (CCF, 748 gallons)
Fixed charge	$16.60 a month
0 to 50 units	$5.07
50 to more	$4.64

Sewer

Wastewater fixed meter charge is billed quarterly, plus a volume charge per 100 cubic feet.

Other charges on the utility bill

Stormwater (medium single-family parcel): $6.05 a month
Street improvement utility (medium parcel): $10.00 a month

Sources

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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