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Community Water System · PWS IL1835200

East Lynn Community Water System

East Lynn, Illinois 60932 - drinking water served from groundwater sources to 112 people, tracked in EPA SDWIS and UCMR5.

112
People served
342
EPA violations
3
Health-based
Untested
UCMR5 result

The verdict

EPA records 342 drinking-water violations at East Lynn Community Water System, 1% of them health-based - above the Illinois per-system average.

342
Total EPA violations on record
1%
Health-based (MCL / treatment failure)
112
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: East Lynn Community Water System

East Lynn Community Water System is a private-owned community water system that delivers drinking water to 112 residents in East Lynn, Illinois (Vermilion County) through 40 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 342 total violations for this system , of which 3 (1%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 284 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 Coliform (TCR), recorded in 64 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%).

East Lynn Community Water System's 342 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
112
Total Violations
342
Health-Based Violations
3
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
40
County
Vermilion
School/Daycare
No
MCL Violations
0
Monitoring Violations
284
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 64 2010
Chlorine MR 29 2010
Nitrite MR 18 2010
Lead and Copper Rule MR 12 2010
Consumer Confidence Rule Other 8 2025
cis-1,2-Dichloroethylene MR 7 2008
Xylenes, Total MR 7 2008
p-Dichlorobenzene MR 7 2008
1,1-Dichloroethylene MR 7 2008
1,2-Dichloroethane MR 7 2008
Carbon tetrachloride MR 7 2008
1,2-Dichloropropane MR 7 2008
Tetrachloroethylene MR 7 2008
1,2,4-Trichlorobenzene MR 7 2008
DICHLOROMETHANE MR 7 2008
o-Dichlorobenzene MR 7 2008
trans-1,2-Dichloroethylene MR 7 2008
1,1,2-Trichloroethane MR 7 2008
Toluene MR 7 2008
Ethylbenzene MR 7 2008
Styrene MR 7 2008
Trichloroethylene MR 7 2008
Benzene MR 7 2008
1,1,1-Trichloroethane MR 7 2008
CHLOROBENZENE MR 7 2008
Total Haloacetic Acids (HAA5) MR 5 2025
TTHM MR 5 2025
Arsenic MR 4 2024
Nitrate MR 4 2008
LEAD AND COPPER RULE REVISIONS RPT 4 2025

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 East Lynn Community Water System.

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 IL1835200 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 East Lynn Community Water System 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 Consumer Confidence Rule Other 8 SDWIS / IL1835200 / 7000
2025 Total Haloacetic Acids (HAA5) MR 5 SDWIS / IL1835200 / 2456
2025 TTHM MR 5 SDWIS / IL1835200 / 2950
2025 LEAD AND COPPER RULE REVISIONS RPT 4 SDWIS / IL1835200 / 5200
2025 Public Notice Other 1 SDWIS / IL1835200 / 7500
2024 Arsenic MR 4 SDWIS / IL1835200 / 1005
2024 LEAD AND COPPER RULE REVISIONS TT 2 SDWIS / IL1835200 / 5200
2010 Coliform (TCR) MR 64 SDWIS / IL1835200 / 3100
2010 Chlorine MR 29 SDWIS / IL1835200 / 0999
2010 Nitrite MR 18 SDWIS / IL1835200 / 1041
2010 Lead and Copper Rule MR 12 SDWIS / IL1835200 / 5000
2008 cis-1,2-Dichloroethylene MR 7 SDWIS / IL1835200 / 2380
2008 Xylenes, Total MR 7 SDWIS / IL1835200 / 2955
2008 p-Dichlorobenzene MR 7 SDWIS / IL1835200 / 2969
2008 1,1-Dichloroethylene MR 7 SDWIS / IL1835200 / 2977

How East Lynn Community Water System Compares

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

Metric East Lynn Community Water System Illinois avg Federal benchmark
Total violations 342 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 3 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 112 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 East Lynn Community Water System water safe to drink?
East Lynn Community Water System (PWS ID: IL1835200) has 342 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 112 people using Groundwater sources.
How many people does East Lynn Community Water System serve?
East Lynn Community Water System serves 112 people in East Lynn, Illinois. It is a Private-owned system using Groundwater water sources with 40 service connections.
What type of violations does East Lynn Community Water System have?
East Lynn Community Water System has 342 total violations: 3 health-based violations (MCL exceedances or treatment failures), 284 monitoring/reporting violations, and 3 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in East Lynn Community Water System water?
No PFAS testing data is available for East Lynn Community Water System under the EPA's UCMR5 monitoring program.
What water source does East Lynn Community Water System use?
East Lynn Community Water System 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.
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.