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Non-Transient Non-Community Water System · PWS IL3164269

Poplar Grove Airport

Poplar Grove, Illinois 61065 - drinking water served from groundwater sources to 80 people, tracked in EPA SDWIS and UCMR5.

80
People served
82
EPA violations
4
Health-based
Untested
UCMR5 result

The verdict

EPA records 82 drinking-water violations at Poplar Grove Airport, 5% of them health-based - above the Illinois per-system average.

82
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
80
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Poplar Grove Airport

Poplar Grove Airport is a private-owned non-transient non-community water system that delivers drinking water to 80 residents in Poplar Grove, Illinois (Boone County) through 6 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 82 total violations for this system , of which 4 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 74 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 LEAD AND COPPER RULE REVISIONS, recorded in 4 violations (RPT). 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%).

Poplar Grove Airport's 82 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
82
Health-Based Violations
4
Water Source
Groundwater

System Details

System Type
Non-Transient Non-Community
Owner Type
Private
Connections
6
County
Boone
School/Daycare
No
MCL Violations
0
Monitoring Violations
74
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
LEAD AND COPPER RULE REVISIONS RPT 4 2024
LEAD AND COPPER RULE REVISIONS TT 4 2024
1,2-Dichloroethane MR 2 2023
1,1,1-Trichloroethane MR 2 2023
1,1,2-Trichloroethane MR 2 2023
Tetrachloroethylene MR 2 2023
1,2,4-Trichlorobenzene MR 2 2023
Toluene MR 2 2023
BHC-GAMMA MR 2 2023
Carbofuran MR 2 2023
Atrazine MR 2 2023
Heptachlor MR 2 2023
cis-1,2-Dichloroethylene MR 2 2023
2,4-D MR 2 2023
Pentachlorophenol MR 2 2023
Total Polychlorinated Biphenyls (PCB) MR 2 2023
ETHYLENE DIBROMIDE MR 2 2023
DICHLOROMETHANE MR 2 2023
o-Dichlorobenzene MR 2 2023
Vinyl chloride MR 2 2023
Methoxychlor MR 2 2023
Carbon tetrachloride MR 2 2023
Ethylbenzene MR 2 2023
Lead and Copper Rule MR 2 2024
trans-1,2-Dichloroethylene MR 2 2023
Trichloroethylene MR 2 2023
Benzene MR 2 2023
1,2-Dichloropropane MR 2 2023
Xylenes, Total MR 2 2023
CHLOROBENZENE MR 2 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 Poplar Grove Airport.

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 IL3164269 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 Poplar Grove Airport 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 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / IL3164269 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 4 SDWIS / IL3164269 / 5200
2024 Lead and Copper Rule MR 2 SDWIS / IL3164269 / 5000
2023 1,2-Dichloroethane MR 2 SDWIS / IL3164269 / 2980
2023 1,1,1-Trichloroethane MR 2 SDWIS / IL3164269 / 2981
2023 1,1,2-Trichloroethane MR 2 SDWIS / IL3164269 / 2985
2023 Tetrachloroethylene MR 2 SDWIS / IL3164269 / 2987
2023 1,2,4-Trichlorobenzene MR 2 SDWIS / IL3164269 / 2378
2023 Toluene MR 2 SDWIS / IL3164269 / 2991
2023 BHC-GAMMA MR 2 SDWIS / IL3164269 / 2010
2023 Carbofuran MR 2 SDWIS / IL3164269 / 2046
2023 Atrazine MR 2 SDWIS / IL3164269 / 2050
2023 Heptachlor MR 2 SDWIS / IL3164269 / 2065
2023 cis-1,2-Dichloroethylene MR 2 SDWIS / IL3164269 / 2380
2023 2,4-D MR 2 SDWIS / IL3164269 / 2105

How Poplar Grove Airport Compares

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

Metric Poplar Grove Airport Illinois avg Federal benchmark
Total violations 82 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 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 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 Poplar Grove Airport water safe to drink? ▼
Poplar Grove Airport (PWS ID: IL3164269) has 82 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 Poplar Grove Airport serve? ▼
Poplar Grove Airport serves 80 people in Poplar Grove, Illinois. It is a Private-owned system using Groundwater water sources with 6 service connections.
What type of violations does Poplar Grove Airport have? ▼
Poplar Grove Airport has 82 total violations: 4 health-based violations (MCL exceedances or treatment failures), 74 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Poplar Grove Airport water? ▼
No PFAS testing data is available for Poplar Grove Airport under the EPA's UCMR5 monitoring program.
What water source does Poplar Grove Airport use? ▼
Poplar Grove Airport 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.