Illinois · population 3,197
Lead pipes in South Jacksonville, IL
830 lead or galvanized lines to replace
Most of South Jacksonville (population 3,197) gets its water from South Jacksonville. That system reported 823 lead and 7 galvanized-requiring-replacement service lines out of 1,497, with 0 more of unknown material.
55% of South 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 55%
- Galvanized (replace) 0.5%
- Unknown 0%
- Non-lead 45%
Latest lead test for South Jacksonville (Jan 2026–Jun 2026): 2 ppb at the 90th percentile, against a 15 ppb federal action level. Full test history.
Compliance record: EPA lists 4 Lead and Copper Rule violations since 2015, 1 health-based for South Jacksonville.
Water systems serving South Jacksonville
| Water system | Lead | Galv. | Unknown | % lead |
|---|---|---|---|---|
| South JacksonvilleMain system | 823 | 7 | 0 | 55% |
| JacksonvilleServes nearby areas | 3,391 | 525 | 1 | 50% |
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 South Jacksonville
The counts above cover the whole water system. To see whether your line is lead, look up your address on South 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
- Jacksonville3,916 lead + galv. lines
- New Berlinno lead reported
- Roodhouseno lead reported
- White Hall85 lead + galv. lines
- Chatham2,934 unknown
- Leland Grove2,252 lead + galv. lines
- Girard3 lead + galv. lines
- Jeromeno lead reported
Check another water system
Questions
Does South Jacksonville, IL have lead pipes?
Yes. South Jacksonville, which serves South Jacksonville, reported 823 lead and 7 galvanized-requiring-replacement service lines, plus 0 of unknown material.
Who supplies water to South Jacksonville?
EPA's service area maps place most of South Jacksonville in South Jacksonville's service area (PWSID IL1370400). Jacksonville also serves parts of the city or nearby areas.
How do I check whether my South Jacksonville home has a lead service line?
Search your address on South 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 South 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 South Jacksonville whether your street is scheduled and whether it covers the private side.