PlainWater

Transient Non-Community Water System · PWS IL3078162

Knox Co Sportsmens Club

Arbington, Illinois 61410 - drinking water served from groundwater sources to 25 people, tracked in EPA SDWIS and UCMR5.

25
People served
24
EPA violations
13
Health-based
Untested
UCMR5 result

The verdict

EPA records 24 drinking-water violations at Knox Co Sportsmens Club, 54% of them health-based - below the Illinois per-system average.

24
Total EPA violations on record
54%
Health-based (MCL / treatment failure)
25
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Knox Co Sportsmens Club

Knox Co Sportsmens Club is a public/private-owned transient non-community water system that delivers drinking water to 25 residents in Arbington, Illinois (Knox County) through 1 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 24 total violations for this system , of which 13 (54%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 7 monitoring and reporting violations are on file. The most recent violation on record dates to 2022.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 7 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, 199 of 487 UCMR5-tested systems have reported PFAS detections (40.9%).

Knox Co Sportsmens Club's 24 violations sit below 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
25
Total Violations
24
Health-Based Violations
13
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
Public/Private
Connections
1
County
Knox
School/Daycare
No
MCL Violations
7
Monitoring Violations
7
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 7 2009
Coliform (TCR) MCL 7 2015
Revised Total Coliform Rule TT 6 2022
Public Notice Other 1 2022

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 Knox Co Sportsmens Club.

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 IL3078162 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 Knox Co Sportsmens Club 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
2022 Revised Total Coliform Rule TT 6 SDWIS / IL3078162 / 8000
2022 Public Notice Other 1 SDWIS / IL3078162 / 7500
2015 Coliform (TCR) MCL 7 SDWIS / IL3078162 / 3100
2009 Coliform (TCR) MR 7 SDWIS / IL3078162 / 3100

How Knox Co Sportsmens Club Compares

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

Metric Knox Co Sportsmens Club Illinois avg Federal benchmark
Total violations 24 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 13 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 25 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 Knox Co Sportsmens Club water safe to drink?
Knox Co Sportsmens Club (PWS ID: IL3078162) has 24 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 25 people using Groundwater sources.
How many people does Knox Co Sportsmens Club serve?
Knox Co Sportsmens Club serves 25 people in Arbington, Illinois. It is a Public/Private-owned system using Groundwater water sources with 1 service connections.
What type of violations does Knox Co Sportsmens Club have?
Knox Co Sportsmens Club has 24 total violations: 13 health-based violations (MCL exceedances or treatment failures), 7 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Knox Co Sportsmens Club water?
No PFAS testing data is available for Knox Co Sportsmens Club under the EPA's UCMR5 monitoring program.
What water source does Knox Co Sportsmens Club use?
Knox Co Sportsmens Club uses Groundwater as its primary water source. It is classified as a Transient Non-Community Water System, serving transient populations.
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.
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.