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Community Water System · PWS IL0437245

Wood Dale Estates

Melrose Park, Illinois 60160 - drinking water served from surface water sources to 145 people, tracked in EPA SDWIS and UCMR5.

145
People served
231
EPA violations
6
Health-based
Untested
UCMR5 result

The verdict

EPA records 231 drinking-water violations at Wood Dale Estates, 3% of them health-based - above the Illinois per-system average.

231
Total EPA violations on record
3%
Health-based (MCL / treatment failure)
145
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Wood Dale Estates

Wood Dale Estates is a private-owned community water system that delivers drinking water to 145 residents in Melrose Park, Illinois (DuPage County) through 99 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 231 total violations for this system , of which 6 (3%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 200 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Chlorine, recorded in 21 violations (MR). This system has not yet been sampled under EPA's UCMR5 PFAS monitoring program, so no PFAS detection data is available here.

Across Illinois, EPA tracks 5,117 public water systems serving 12,576,876 people, with 355,322 cumulative violations and 52,932 health-based violations on record. About 81% of systems in the state carry at least one violation, and state-wide the average per system is 69.4 violations. Statewide, 123 of 487 UCMR5-tested systems have reported PFAS detections (25.3%).

Wood Dale Estates's 231 violations sit above the Illinois average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

Population Served
145
Total Violations
231
Health-Based Violations
6
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
99
County
DuPage
School/Daycare
No
MCL Violations
6
Monitoring Violations
200
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Chlorine MR 21 2024
Revised Total Coliform Rule MON 19 2024
Lead and Copper Rule MR 11 2025
Coliform (TCR) MR 10 2007
Consumer Confidence Rule Other 8 2022
Glyphosate MR 7 2020
Revised Total Coliform Rule MCL 6 2019
E. COLI MR 5 2019
Public Notice Other 4 2008
Antimony, Total MR 4 2020
Cadmium MR 4 2020
Beryllium, Total MR 4 2020
Nickel MR 4 2020
Selenium MR 4 2020
cis-1,2-Dichloroethylene MR 4 2023
Xylenes, Total MR 4 2023
o-Dichlorobenzene MR 4 2023
1,1-Dichloroethylene MR 4 2023
trans-1,2-Dichloroethylene MR 4 2023
1,1,1-Trichloroethane MR 4 2023
Carbon tetrachloride MR 4 2023
1,2-Dichloropropane MR 4 2023
Tetrachloroethylene MR 4 2023
Benzene MR 4 2023
Ethylbenzene MR 4 2023
DICHLOROMETHANE MR 4 2023
p-Dichlorobenzene MR 4 2023
1,2-Dichloroethane MR 4 2023
Styrene MR 4 2023
Toluene MR 4 2023

Verify This Water System

The figures above are aggregated from EPA's public databases. To verify the underlying records, or to file a complaint, request a Consumer Confidence Report, or check current monitoring status, go directly to the federal and state regulators that enforce the Safe Drinking Water Act for Wood Dale Estates.

Federal Source of Truth

EPA SDWIS, Federal Reports

EPA's Safe Drinking Water Information System (SDWIS) holds the federal compliance record for every regulated public water system. Open the system-level report by PWS ID:

View PWS ID IL0437245 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Illinois Drinking Water Authority

Illinois EPA, Bureau of Water is the primacy agency that licenses and inspects Wood Dale Estates under EPA-delegated authority.

Open IL regulator portal

Source: Illinois EPA, Bureau of Water

Violation Timeline

Each row links to the EPA SDWIS public record for verification. Cross-reference the contaminant code on EPA's federal report to see violation dates, return-to-compliance status, and enforcement actions.

Year (latest) Contaminant Category Count EPA Record
2025 Lead and Copper Rule MR 11 SDWIS / IL0437245 / 5000
2024 Chlorine MR 21 SDWIS / IL0437245 / 0999
2024 Revised Total Coliform Rule MON 19 SDWIS / IL0437245 / 8000
2023 cis-1,2-Dichloroethylene MR 4 SDWIS / IL0437245 / 2380
2023 Xylenes, Total MR 4 SDWIS / IL0437245 / 2955
2023 o-Dichlorobenzene MR 4 SDWIS / IL0437245 / 2968
2023 1,1-Dichloroethylene MR 4 SDWIS / IL0437245 / 2977
2023 trans-1,2-Dichloroethylene MR 4 SDWIS / IL0437245 / 2979
2023 1,1,1-Trichloroethane MR 4 SDWIS / IL0437245 / 2981
2023 Carbon tetrachloride MR 4 SDWIS / IL0437245 / 2982
2023 1,2-Dichloropropane MR 4 SDWIS / IL0437245 / 2983
2023 Tetrachloroethylene MR 4 SDWIS / IL0437245 / 2987
2023 Benzene MR 4 SDWIS / IL0437245 / 2990
2023 Ethylbenzene MR 4 SDWIS / IL0437245 / 2992
2023 DICHLOROMETHANE MR 4 SDWIS / IL0437245 / 2964

How Wood Dale Estates Compares

Cross-reference this system's record against state averages and the federal MCL framework for context.

Metric Wood Dale Estates Illinois avg Federal benchmark
Total violations 231 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 6 10.3 Indicates a contaminant exceeded a federal MCL
PFAS detection None 25.3% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 145 2,458 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 5,117 regulated public water systems in Illinois.

Federal MCL reference, Safe Drinking Water Act thresholds ▼
Contaminant Federal MCL / Action Level Note
Lead 0 mg/L (Action Level: 0.015 mg/L) Lead and Copper Rule treatment technique
Arsenic 0.010 mg/L (10 ppb) Health-based MCL since 2006
Total Coliform Treatment technique (RTCR) Indicator organism, monitoring trigger
PFOA / PFOS (PFAS) 4.0 ppt each (final 2024 rule) Compliance deadline 2029 (EPA proposed extending to 2031, not yet final as of May 2026)
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is Wood Dale Estates water safe to drink? ▼
Wood Dale Estates (PWS ID: IL0437245) has 231 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 145 people using Surface Water sources.
How many people does Wood Dale Estates serve? ▼
Wood Dale Estates serves 145 people in Melrose Park, Illinois. It is a Private-owned system using Surface Water water sources with 99 service connections.
What type of violations does Wood Dale Estates have? ▼
Wood Dale Estates has 231 total violations: 6 health-based violations (MCL exceedances or treatment failures), 200 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Wood Dale Estates water? ▼
No PFAS testing data is available for Wood Dale Estates under the EPA's UCMR5 monitoring program.
What water source does Wood Dale Estates use? ▼
Wood Dale Estates uses Surface Water as its primary water source. It is classified as a Community Water System (CWS), serving residential populations year-round.
Where does this data come from? ▼
All data comes from the EPA Safe Drinking Water Information System (SDWIS) and the UCMR5 PFAS monitoring program. SDWIS tracks compliance for all public water systems regulated under the Safe Drinking Water Act.
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from EPA SDWIS and UCMR5 PFAS monitoring data. See our methodology for details. Retrieved and formatted by PlainWater Editorial

Every figure on PlainWater is rendered directly from EPA SDWIS drinking-water data, no number is typed in by an editor. This system's figures are rendered directly from EPA SDWIS data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.