South Jacksonville
EPA ID: IL1370400 · 3,501 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for South Jacksonville (IL1370400): 1 unresolved EPA violation on record. South Jacksonville carries 1 open EPA violation that remain unresolved in the federal system - approximately 3,501 people fall within its service area.
Data: EPA SDWIS
Service Area Map
Coverage area for South Jacksonville Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The South Jacksonville serves a community with a median household income of $64,137 and an estimated 24,318 residents across its service area. Approximately 78% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
South Jacksonville's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Infrastructure Risk
Detected Contaminants
How South Jacksonville compares to EPA limits
What This Means For You
Contaminant 2015 at 1 mg/L exceeds the EPA maximum of 0.0005 mg/L. Probable carcinogen; liver & thyroid damage, immune suppression. Consider granular activated carbon (GAC) filtration.
Atrazine at 1 mg/L exceeds the EPA maximum of 0.003 mg/L. Endocrine disruption, cardiovascular & reproductive effects. Consider granular activated carbon (GAC) filtration.
Benzene at 1 mg/L exceeds the EPA maximum of 0.005 mg/L.
Contaminant 2110 at 1 mg/L exceeds the EPA maximum of 0.005 mg/L. Leukemia & blood cancers (known carcinogen). Consider granular activated carbon (GAC) filtration.
Haloacetic Acids (HAA5) at 3 mg/L exceeds the EPA maximum of 0.06 mg/L. Cancer risk; reproductive & developmental effects. Consider granular activated carbon (GAC) filtration.
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 3 detections recorded.
Contaminant 2015 was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
South Jacksonville (EPA ID: IL1370400) is a community water system in Illinois that serves approximately 3,501 people from groundwater sources.
This system serves ZIP code 62650 in Jacksonville.
Violation History
Status breakdown for accepted records with record years 2021-2026: 11 resolved, 27 archived, 0 addressed, and 1 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| January 1, 2026 | Stage 1 DBP Rule | Non-health-based | Unaddressed (current) |
| August 31, 2025 | Stage 1 DBP Rule | Health-based | Resolved |
| July 1, 2025 | Surface Water Treatment Rule | Non-health-based | Resolved |
| October 1, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| July 1, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| April 1, 2024 | Haloacetic Acids (HAA5) | Non-health-based | Resolved |
| August 1, 2023 | Stage 1 DBP Rule | Non-health-based | Resolved |
| May 1, 2023 | Stage 1 DBP Rule | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2946 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2326 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2383 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2110 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2065 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2037 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2005 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2031 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2042 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2041 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2015 | Non-health-based | Archived |
| January 1, 2023 | Contaminant 2067 | Non-health-based | Archived |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Failure | 4 | Yes |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 3 | No |
| Lead and Copper Rule | Treatment Failure | 2 | No |
| Contaminant 2005 | Other Violation | 1 | No |
| Contaminant 2010 | Other Violation | 1 | No |
| Contaminant 2015 | Other Violation | 1 | No |
| Contaminant 2020 | Other Violation | 1 | No |
| Contaminant 2031 | Other Violation | 1 | No |
| Contaminant 2032 | Other Violation | 1 | No |
| Contaminant 2033 | Other Violation | 1 | No |
| Contaminant 2035 | Other Violation | 1 | No |
| Contaminant 2036 | Other Violation | 1 | No |
| Contaminant 2037 | Other Violation | 1 | No |
| Atrazine | Organic | 1 | No |
| Contaminant 2040 | Other Violation | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.002 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by IL or modeled from parcel and building-footprint data.
- 62650 - Jacksonville
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for South Jacksonville (IL1370400) on EPA.gov.
Frequently Asked Questions
Is South Jacksonville water safe to drink?
The accepted 2026Q2 ECHO snapshot shows 1 current noncompliance record and zero current records classified as health-based. That classification is not a property-specific water test or safety guarantee.
How many people does South Jacksonville serve?
South Jacksonville serves approximately 3,501 people across 1 ZIP code in Illinois.
Where does South Jacksonville get its water?
The primary water source is groundwater.
Federal UCMR5 PFAS Monitoring: Detected
This water system was tested under the federal EPA Unregulated Contaminant Monitoring Rule (UCMR5). PFAS compounds were detected below the current state-enforceable MCL.
Current MCL reflects the lowest state-enforceable limit (NYS 10 ppt for PFOA/PFOS, effective August 2020). The federal final MCL of 4 ppt for PFOA/PFOS (EPA April 2024 rule) is not enforceable until April 2029. Detections above 4 ppt but below 10 ppt are below current MCL but above the future federal limit.
Source: U.S. EPA UCMR5 (Unregulated Contaminant Monitoring Rule, 5th cycle) — per-system federal sampling, 2023–2025. EPA UCMR5 monitoring program →
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). South Jacksonville (IL): 1 Health Violation. https://zipcheckup.com/water-system/il1370400/
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author = {{ZipCheckup}},
title = {{South Jacksonville (IL): 1 Health Violation}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/il1370400/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
South Jacksonville (EPA ID: IL1370400) - request the latest Consumer Confidence Report or ask about specific contaminants.