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Non-Transient Non-Community Water System · PWS IL3155382

Durham School Services

Plainfield, Illinois 60544 - drinking water served from groundwater sources to 80 people, tracked in EPA SDWIS and UCMR5.

80
People served
506
EPA violations
0
Health-based
Untested
UCMR5 result

The verdict

EPA records 506 drinking-water violations at Durham School Services - above the Illinois per-system average.

506
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
80
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Durham School Services

Durham School Services is a private-owned non-transient non-community water system that delivers drinking water to 80 residents in Plainfield, Illinois (Will County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 506 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 502 monitoring and reporting violations are on file. The most recent violation on record dates to 2023.

The most frequently cited contaminant at this system is Lead and Copper Rule, 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%).

Durham School Services's 506 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
80
Total Violations
506
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
1
County
Will
School/Daycare
No
MCL Violations
0
Monitoring Violations
502
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 21 2022
DICHLOROMETHANE MR 12 2022
o-Dichlorobenzene MR 12 2022
p-Dichlorobenzene MR 12 2022
Vinyl chloride MR 12 2022
1,1-Dichloroethylene MR 12 2022
1,2-Dichloroethane MR 12 2022
1,1,1-Trichloroethane MR 12 2022
1,2-Dichloropropane MR 12 2022
Trichloroethylene MR 12 2022
1,1,2-Trichloroethane MR 12 2022
Tetrachloroethylene MR 12 2022
CHLOROBENZENE MR 12 2022
Toluene MR 12 2022
Xylenes, Total MR 12 2022
Carbon tetrachloride MR 12 2022
Ethylbenzene MR 12 2022
Styrene MR 12 2022
1,2,4-Trichlorobenzene MR 12 2022
cis-1,2-Dichloroethylene MR 12 2022
trans-1,2-Dichloroethylene MR 12 2022
Benzene MR 12 2022
Methoxychlor MR 9 2020
Diquat MR 9 2020
Endothall MR 9 2020
Glyphosate MR 9 2020
OXAMYL MR 9 2020
Atrazine MR 9 2020
2,4-D MR 9 2020
Pentachlorophenol MR 9 2020

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 Durham School Services.

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 IL3155382 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 Durham School Services 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
2023 Public Notice Other 4 SDWIS / IL3155382 / 7500
2022 Lead and Copper Rule MR 21 SDWIS / IL3155382 / 5000
2022 DICHLOROMETHANE MR 12 SDWIS / IL3155382 / 2964
2022 o-Dichlorobenzene MR 12 SDWIS / IL3155382 / 2968
2022 p-Dichlorobenzene MR 12 SDWIS / IL3155382 / 2969
2022 Vinyl chloride MR 12 SDWIS / IL3155382 / 2976
2022 1,1-Dichloroethylene MR 12 SDWIS / IL3155382 / 2977
2022 1,2-Dichloroethane MR 12 SDWIS / IL3155382 / 2980
2022 1,1,1-Trichloroethane MR 12 SDWIS / IL3155382 / 2981
2022 1,2-Dichloropropane MR 12 SDWIS / IL3155382 / 2983
2022 Trichloroethylene MR 12 SDWIS / IL3155382 / 2984
2022 1,1,2-Trichloroethane MR 12 SDWIS / IL3155382 / 2985
2022 Tetrachloroethylene MR 12 SDWIS / IL3155382 / 2987
2022 CHLOROBENZENE MR 12 SDWIS / IL3155382 / 2989
2022 Toluene MR 12 SDWIS / IL3155382 / 2991

How Durham School Services Compares

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

Metric Durham School Services Illinois avg Federal benchmark
Total violations 506 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 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 80 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 Durham School Services water safe to drink? ▼
Durham School Services (PWS ID: IL3155382) has 506 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 80 people using Groundwater sources.
How many people does Durham School Services serve? ▼
Durham School Services serves 80 people in Plainfield, Illinois. It is a Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Durham School Services have? ▼
Durham School Services has 506 total violations: 0 health-based violations (MCL exceedances or treatment failures), 502 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Durham School Services water? ▼
No PFAS testing data is available for Durham School Services under the EPA's UCMR5 monitoring program.
What water source does Durham School Services use? ▼
Durham School Services uses Groundwater as its primary water source. It is classified as a Non-Transient Non-Community Water System, serving the same people for at least 6 months per year.
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.