Illinois · population 11,054
Lead pipes in Pontiac, IL
683 lead or galvanized lines to replace
Most of Pontiac (population 11,054) gets its water from IL American-Pontiac. That system reported 181 lead and 502 galvanized-requiring-replacement service lines out of 4,619, with 1,663 more of unknown material.
15% of IL American-Pontiac's service lines are lead or galvanized requiring replacement, about the same as the Illinois average (17%) and higher than the national average (3.1%).
- Lead 3.9%
- Galvanized (replace) 11%
- Unknown 36%
- Non-lead 49%
Latest lead test for IL American-Pontiac (Jul 2025–Dec 2025): 2 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists no Lead and Copper Rule violations since 2015 for IL American-Pontiac.
Water systems serving Pontiac
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| IL American-PontiacMain system | 181 | 502 | 1,663 | 15% |
| Pontiac Correctional CenterAlso serves parts of the city | 0 | 0 | 0 | 0% |
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 Pontiac
The counts above cover the whole water system. To see whether your line is lead, look up your address on IL American-Pontiac'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
Check another water system
Questions
Does Pontiac, IL have lead pipes?
Yes. IL American-Pontiac, which serves Pontiac, reported 181 lead and 502 galvanized-requiring-replacement service lines, plus 1,663 of unknown material.
Who supplies water to Pontiac?
EPA's service area maps place most of Pontiac in IL American-Pontiac's service area (PWSID IL1055030). Pontiac Correctional Center also serves parts of the city or nearby areas.
How do I check whether my Pontiac home has a lead service line?
Search your address on IL American-Pontiac'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 Pontiac 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 IL American-Pontiac whether your street is scheduled and whether it covers the private side.