Have a more current rate document? Submit the URL and we'll update our data.
Read by an AI agent (a large language model) from the utility's official rate schedule, then audited by a second model against the same schedule. This bill uses inside-city rates; customers outside the city pay different rates.
Monthly service charge, 5/8" meter, inside city: $20.65 Tier 1, first 7 CCF at $2.33: $16.31 Tier 2, 1.021 CCF at $4.26: $4.35 Water Supply Fee, 8.021 CCF at $1.25: $10.03 Conservation Fee, 8.021 CCF at $0.15: $1.20 Total: $52.54/mo
You're about to open the source document we used to extract this utility's rate data.
This link points directly to a PDF and may trigger an automatic download in your browser.
Utility profile · AZ
TUCSON CITY OF supplies water to about 730,000 people in Tucson, Catalina Foothills, and 4 other places in Arizona. A typical household using 6,000 gallons a month pays an estimated $52.54 in the main service area, 10% below the national average.
Updated Oct 2026
This bill uses inside-city rates; customers outside the city pay different rates.
| Monthly service charge 5/8" meter, inside city |
$20.65 |
| Tier 1 first 7 CCF × $2.33 |
$16.31 |
| Tier 2 1.021 CCF × $4.26 |
$4.35 |
| Water Supply Fee 8.021 CCF × $1.25 |
$10.03 |
| Conservation Fee 8.021 CCF × $0.15 |
$1.20 |
| Total | $52.54 |
Monthly cost (6k gal) vs up to 10 nearest utilities with published rates. Click to navigate.
Population served and the municipalities covered by this utility's service area.
Boundaries from the EPA Water System Service Areas dataset. Not all utilities have mapped boundaries.
Municipalities served
Supply and provider classification from EPA records.
Named intake/well source and interconnections (who this utility buys from or sells to) aren't captured yet — tracked separately for a future update.
Annual bill as a share of median household income in the service area.
We don't yet systematically track whether a utility offers income-based or sliding-scale pricing separate from its standard rates — tracked separately for a future update.
This rate was extracted from TUCSON CITY OF's published tariff document by an AI research agent, then checked against a validation checklist before publishing. See the full methodology for how every utility on this site is sourced and scored.
Spot an error, or have a newer rate schedule?
whatwatercosts.org