Illinois · population 36,434
Lead pipes in Rock Island, IL
207 lead or galvanized lines to replace
Most of Rock Island (population 36,434) gets its water from Rock Island. That system reported 207 lead and 0 galvanized-requiring-replacement service lines out of 12,082, with 9,258 more of unknown material.
1.7% of Rock Island's service lines are lead or galvanized requiring replacement, lower than the Illinois average (17%) and lower than the national average (3.1%).
- Lead 1.7%
- Galvanized (replace) 0%
- Unknown 77%
- Non-lead 22%
Latest lead test for Rock Island (2026): not detected at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 1 Lead and Copper Rule violation since 2015 for Rock Island.
Water systems serving Rock Island
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| Rock IslandMain system | 207 | 0 | 9,258 | 1.7% |
| MilanServes nearby areas | 16 | 0 | 517 | 0.8% |
Matched from EPA water system service area boundaries and the cities each system reports serving. Edges of the city may be served by a neighboring system; your water bill names your utility.
Check your address in Rock Island
The counts above cover the whole water system. To see whether your line is lead, look up your address on Rock Island's official inventory. Utilities had to make these public by October 16, 2024.
No map yet? Do the 2-minute scratch and magnet test.
Protect your drinking water
If your line is lead, galvanized or unknown, use a filter certified to NSF/ANSI 53 for lead for drinking, cooking and baby formula, and use only cold water.
Choosing a lead-certified filter · Testing your water · Replacement cost
Nearby cities
- Milan16 lead + galv. lines
- Moline4,732 lead + galv. lines
- Andalusia144 unknown
- Carbon Cliffno lead reported
- Colonano lead reported
- Prophetstown965 unknown
- Galesburgno lead reported
- Thomson55 lead + galv. lines
Check another water system
Questions
Does Rock Island, IL have lead pipes?
Yes. Rock Island, which serves Rock Island, reported 207 lead and 0 galvanized-requiring-replacement service lines, plus 9,258 of unknown material.
Who supplies water to Rock Island?
EPA's service area maps place most of Rock Island in Rock Island's service area (PWSID IL1610650). Milan also serves parts of the city or nearby areas.
How do I check whether my Rock Island home has a lead service line?
Search your address on Rock Island's service line inventory map. You can also scratch the pipe where water enters your home: lead is soft, dull gray, scratches to shiny silver and doesn't attract a magnet.
When will lead pipes in Rock Island be replaced?
EPA's Lead and Copper Rule Improvements require most systems to replace lead and galvanized-requiring-replacement lines by December 31, 2037. Ask Rock Island whether your street is scheduled and whether it covers the private side.