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HOPKINS PARK

PWS ID: IL0910040 · HOPKINS PARK, Illinois 60944

HOPKINS PARK serves 579 people in HOPKINS PARK, Illinois using Groundwater water sources. It has 266 recorded EPA violations, including 0 health-based violations. No PFAS contamination was detected in UCMR5 testing.

Water Quality Snapshot: HOPKINS PARK

HOPKINS PARK is a local-owned community water system that delivers drinking water to 579 residents in HOPKINS PARK, Illinois (Kankakee County) through 103 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 266 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 215 monitoring and reporting violations are on file. The most recent violation on record dates to 2024.

The most frequently cited contaminant at this system is Public Notice, recorded in 28 violations (Other). 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. HOPKINS PARK's 266 violations sit above the Illinois average. Statewide, 199 of 487 UCMR5-tested systems have reported PFAS detections (40.9%). 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
579
Total Violations
266
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
103
County
Kankakee
School/Daycare
No
MCL Violations
0
Monitoring Violations
215
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Public Notice Other 28 2024
Benzo(a)pyrene MR 22 2005
Nitrate MR 20 2022
Consumer Confidence Rule Other 19 2022
Chlorine MR 14 2023
Total Haloacetic Acids (HAA5) MR 11 2020
TTHM MR 11 2020
Lead and Copper Rule MR 9 2018
Coliform (TCR) MR 6 2011
cis-1,2-Dichloroethylene MR 5 2011
Xylenes, Total MR 5 2011
o-Dichlorobenzene MR 5 2011
p-Dichlorobenzene MR 5 2011
1,2-Dichloroethane MR 5 2011
Trichloroethylene MR 5 2011
Benzene MR 5 2011
Toluene MR 5 2011
Ethylbenzene MR 5 2011
Styrene MR 5 2011
1,1-Dichloroethylene MR 5 2011
1,1,1-Trichloroethane MR 5 2011
Carbon tetrachloride MR 5 2011
CHLOROBENZENE MR 5 2011
1,2-Dichloropropane MR 5 2011
trans-1,2-Dichloroethylene MR 5 2011
Tetrachloroethylene MR 5 2011
Revised Total Coliform Rule MON 4 2023
Di(2-ethylhexyl) phthalate MR 3 2001
1,1,2-Trichloroethane MR 2 2011
Arsenic MR 2 2011

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 HOPKINS PARK.

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 IL0910040 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 HOPKINS PARK 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
2024 Public Notice Other 28 SDWIS / IL0910040 / 7500
2023 Chlorine MR 14 SDWIS / IL0910040 / 0999
2023 Revised Total Coliform Rule MON 4 SDWIS / IL0910040 / 8000
2022 Nitrate MR 20 SDWIS / IL0910040 / 1040
2022 Consumer Confidence Rule Other 19 SDWIS / IL0910040 / 7000
2020 Total Haloacetic Acids (HAA5) MR 11 SDWIS / IL0910040 / 2456
2020 TTHM MR 11 SDWIS / IL0910040 / 2950
2018 Lead and Copper Rule MR 9 SDWIS / IL0910040 / 5000
2011 Coliform (TCR) MR 6 SDWIS / IL0910040 / 3100
2011 cis-1,2-Dichloroethylene MR 5 SDWIS / IL0910040 / 2380
2011 Xylenes, Total MR 5 SDWIS / IL0910040 / 2955
2011 o-Dichlorobenzene MR 5 SDWIS / IL0910040 / 2968
2011 p-Dichlorobenzene MR 5 SDWIS / IL0910040 / 2969
2011 1,2-Dichloroethane MR 5 SDWIS / IL0910040 / 2980
2011 Trichloroethylene MR 5 SDWIS / IL0910040 / 2984

How HOPKINS PARK Compares

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

Metric HOPKINS PARK Illinois avg Federal benchmark
Total violations 266 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 40.9% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 579 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
Nitrate (as N) 10 mg/L Acute health risk for infants

Frequently Asked Questions

Is HOPKINS PARK water safe to drink? ▼
HOPKINS PARK (PWS ID: IL0910040) has 266 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 579 people using Groundwater sources.
How many people does HOPKINS PARK serve? ▼
HOPKINS PARK serves 579 people in HOPKINS PARK, Illinois. It is a Local-owned system using Groundwater water sources with 103 service connections.
What type of violations does HOPKINS PARK have? ▼
HOPKINS PARK has 266 total violations: 0 health-based violations (MCL exceedances or treatment failures), 215 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in HOPKINS PARK water? ▼
No PFAS testing data is available for HOPKINS PARK under the EPA's UCMR5 monitoring program.
What water source does HOPKINS PARK use? ▼
HOPKINS PARK uses Groundwater 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.

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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.

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