Illinois · population 18,566
Lead pipes in Matteson, IL
580 lead or galvanized lines to replace
Most of Matteson (population 18,566) gets its water from Matteson. That system reported 576 lead and 4 galvanized-requiring-replacement service lines out of 7,010, with 0 more of unknown material.
8.3% of Matteson's service lines are lead or galvanized requiring replacement, lower than the Illinois average (17%) and higher than the national average (3.1%).
- Lead 8.2%
- Galvanized (replace) <0.1%
- Unknown 0%
- Non-lead 92%
Latest lead test for Matteson (Jan 2026–Jun 2026): 8.6 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 2 Lead and Copper Rule violations since 2015 for Matteson.
Water systems serving Matteson
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| MattesonMain system | 576 | 4 | 0 | 8.3% |
| Aqua Illinois-Timber RidgeAlso serves parts of the city | 0 | 0 | 767 | 0% |
| Richton ParkServes nearby areas | 259 | 3 | 111 | 6.8% |
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 Matteson
The counts above cover the whole water system. To see whether your line is lead, look up your address on Matteson'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
- Richton Park262 lead + galv. lines
- Olympia Fields205 lead + galv. lines
- Park Forestno lead reported
- Flossmoor373 lead + galv. lines
- Country Club Hillsno lead reported
- University Park12 lead + galv. lines
- Tinley Parkno lead reported
- Hazel Crest1,396 lead + galv. lines
Check another water system
Questions
Does Matteson, IL have lead pipes?
Yes. Matteson, which serves Matteson, reported 576 lead and 4 galvanized-requiring-replacement service lines, plus 0 of unknown material.
Who supplies water to Matteson?
EPA's service area maps place most of Matteson in Matteson's service area (PWSID IL0311800). Aqua Illinois-Timber Ridge, Richton Park also serve parts of the city or nearby areas.
How do I check whether my Matteson home has a lead service line?
Search your address on Matteson'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 Matteson 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 Matteson whether your street is scheduled and whether it covers the private side.