Illinois · population 17,801
Lead pipes in Jacksonville, IL
3,916 lead or galvanized lines to replace
Most of Jacksonville (population 17,801) gets its water from Jacksonville. That system reported 3,391 lead and 525 galvanized-requiring-replacement service lines out of 7,853, with 1 more of unknown material.
50% of Jacksonville's service lines are lead or galvanized requiring replacement, higher than the Illinois average (17%) and higher than the national average (3.1%).
- Lead 43%
- Galvanized (replace) 6.7%
- Unknown <0.1%
- Non-lead 50%
Latest lead test for Jacksonville (Jan 2026–Dec 2028): not detected 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 Jacksonville.
Water systems serving Jacksonville
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| JacksonvilleMain system | 3,391 | 525 | 1 | 50% |
| South JacksonvilleServes nearby areas | 823 | 7 | 0 | 55% |
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 Jacksonville
The counts above cover the whole water system. To see whether your line is lead, look up your address on Jacksonville'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
- South Jacksonville830 lead + galv. lines
- New Berlinno lead reported
- Roodhouseno lead reported
- White Hall85 lead + galv. lines
- Petersburg41 lead + galv. lines
- Chatham2,934 unknown
- Leland Grove2,252 lead + galv. lines
- Jeromeno lead reported
Check another water system
Questions
Does Jacksonville, IL have lead pipes?
Yes. Jacksonville, which serves Jacksonville, reported 3,391 lead and 525 galvanized-requiring-replacement service lines, plus 1 of unknown material.
Who supplies water to Jacksonville?
EPA's service area maps place most of Jacksonville in Jacksonville's service area (PWSID IL1370200). South Jacksonville also serves parts of the city or nearby areas.
How do I check whether my Jacksonville home has a lead service line?
Search your address on Jacksonville'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 Jacksonville 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 Jacksonville whether your street is scheduled and whether it covers the private side.