No open health-based violations on EPA record in the last 10 years.
Serves about 3,501 people (1,606 connections) with groundwater from its own wells.
From EPA's record for IL1370400. PurityMap is independent of South Jacksonville.
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1 health-based violation in the last 10 years, from EPA's SDWIS compliance database.
| Period | Contaminant | Measured | Legal limit | EPA status |
|---|---|---|---|---|
| From August 2025 | Lead and Copper Rule | – | TT | Resolved |
EPA required this system to test for 30 unregulated and emerging contaminants, from February 2024 to August 2024.
| Contaminant | Result | Limit | Status | Sampled | Source |
|---|---|---|---|---|---|
| Perfluorohexanoic acid (PFHxA) | 3 ng/L | 400,000 ng/L Michigan EGLE state MCL (strictest US state) | Within a historical reference; current applicability unverified | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorobutanoic acid (PFBA) | 13 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoropentanoic acid (PFPeA) | 3.7 ng/L | No federal or state limit; shown for transparency | Detected, no limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| 1H, 1H, 2H, 2H-perfluorodecane sulfonic acid (8:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| 1H, 1H, 2H, 2H-perfluorohexane sulfonic acid (4:2 FTS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| 1H, 1H, 2H, 2H-perfluorooctane sulfonic acid (6:2 FTS) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| 4,8-Dioxa-3H-perfluorononanoic acid (ADONA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| 9-Chlorohexadecafluoro-3-oxanone-1-sulfonic acid (9Cl-PF3ONS) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Hexafluoropropylene oxide dimer acid (HFPO-DA) (GenX chemicals) | < 5 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Lithium | < 9 µg/L | 10 µg/L EPA health reference level (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| N-ethyl perfluorooctanesulfonamidoacetic acid (NEtFOSAA) | < 5 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| N-methyl perfluorooctanesulfonamidoacetic acid (NMeFOSAA) | < 6 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Nonafluoro-3,6-dioxaheptanoic acid (NFDHA) | < 20 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoro (2-ethoxyethane) sulfonic acid (PFEESA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoro-3-methoxypropanoic acid (PFMPA) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoro-4-methoxybutanoic acid (PFMBA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorobutanesulfonic acid (PFBS) | < 3 ng/L | 2,000 ng/L EPA health advisory (screening, not a legal limit)Screening level, not a legal limit | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorodecanoic acid (PFDA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorododecanoic acid (PFDoA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoroheptanesulfonic acid (PFHpS) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoroheptanoic acid (PFHpA) | < 3 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorohexanesulfonic acid (PFHxS) | < 3 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorononanoic acid (PFNA) | < 4 ng/L | 10 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorooctanesulfonic acid (PFOS) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorooctanoic acid (PFOA) | < 4 ng/L | 4.0 ng/L federal MCL (2024) | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoropentanesulfonic acid (PFPeS) | < 4 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorotetradecanoic acid (PFTA) | < 8 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluorotridecanoic acid (PFTrDA) | < 7 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
| Perfluoroundecanoic acid (PFUnA) | < 2 ng/L | No federal or state limit; shown for transparency | Not detected above the reporting limit | 2024-02-06 to 2024-08-13 | UCMR5 Analytical Results: SOUTH JACKSONVILLE (IL1370400) |
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
Safe Home (EnviroTestKits)
Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb
Turnaround: 5 minutes
What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
Get PurityMap updates about this water system.
Follow this water →South Jacksonville's phone number on EPA record is 217-245-4803. Its mailing address is 301 DEWEY DRIVE, SOUTH JACKSONVILLE, IL 62650.
According to EPA's record, South Jacksonville uses groundwater from its own wells.
EPA's record shows 1 health-based violation for South Jacksonville in the 10 years to July 9, 2026. No open health-based violations on EPA record in the last 10 years. EPA also lists 40 missed or late tests or reports in 10 years. The record comes from EPA's SDWIS compliance database.
The 90th-percentile lead result in South Jacksonville's latest lead and copper round, which ended in June 2026, was 2 µg/L, below the federal action level of 15 µg/L.
PurityMap has no verified website for South Jacksonville. Its phone number on EPA record is 217-245-4803. Its mailing address on EPA record is 301 DEWEY DRIVE, SOUTH JACKSONVILLE, IL 62650. Your water bill lists the ways to contact your supplier and pay. PurityMap does not take payments.