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Community Water System · PWS IL1730100

Findlay

Findlay, Illinois 62534 - drinking water served from surface water sources to 750 people, tracked in EPA SDWIS and UCMR5.

750
People served
303
EPA violations
162
Health-based
Untested
UCMR5 result

The verdict

EPA records 303 drinking-water violations at Findlay, 53% of them health-based - above the Illinois per-system average.

303
Total EPA violations on record
53%
Health-based (MCL / treatment failure)
750
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Findlay

Findlay is a local-owned community water system that delivers drinking water to 750 residents in Findlay, Illinois (Shelby County) through 360 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 303 total violations for this system , of which 162 (53%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 121 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 Arsenic, recorded in 145 violations (MCL, health-based). 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%).

Findlay's 303 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
750
Total Violations
303
Health-Based Violations
162
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
360
County
Shelby
School/Daycare
No
MCL Violations
157
Monitoring Violations
121
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Arsenic MCL 145 2014
Coliform (TCR) MR 28 2009
Bromate MCL 12 2007
Chlorine MR 12 2022
Lead and Copper Rule MR 6 2023
Public Notice Other 5 2021
Consumer Confidence Rule Other 4 2025
TTHM MR 4 2019
Revised Total Coliform Rule MON 4 2022
Total Haloacetic Acids (HAA5) MR 4 2019
1,1-Dichloroethylene MR 3 1995
trans-1,2-Dichloroethylene MR 3 1995
1,1,1-Trichloroethane MR 3 1995
Carbon tetrachloride MR 3 1995
Trichloroethylene MR 3 1995
Tetrachloroethylene MR 3 1995
Benzene MR 3 1995
Toluene MR 3 1995
Ethylbenzene MR 3 1995
Styrene MR 3 1995
1,2,4-Trichlorobenzene MR 3 1995
DICHLOROMETHANE MR 3 1995
LEAD AND COPPER RULE REVISIONS TT 3 2024
CHLOROBENZENE MR 3 1995
Xylenes, Total MR 3 1995
o-Dichlorobenzene MR 3 1995
p-Dichlorobenzene MR 3 1995
cis-1,2-Dichloroethylene MR 3 1995
1,2-Dichloroethane MR 3 1995
1,2-Dichloropropane MR 3 1995

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 Findlay.

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 IL1730100 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 Findlay 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 4 SDWIS / IL1730100 / 7000
2025 LEAD AND COPPER RULE REVISIONS RPT 2 SDWIS / IL1730100 / 5200
2024 LEAD AND COPPER RULE REVISIONS TT 3 SDWIS / IL1730100 / 5200
2023 Lead and Copper Rule MR 6 SDWIS / IL1730100 / 5000
2022 Chlorine MR 12 SDWIS / IL1730100 / 0999
2022 Revised Total Coliform Rule MON 4 SDWIS / IL1730100 / 8000
2021 Public Notice Other 5 SDWIS / IL1730100 / 7500
2019 TTHM MR 4 SDWIS / IL1730100 / 2950
2019 Total Haloacetic Acids (HAA5) MR 4 SDWIS / IL1730100 / 2456
2014 Arsenic MCL 145 SDWIS / IL1730100 / 1005
2012 Bromate MR 2 SDWIS / IL1730100 / 1011
2009 Coliform (TCR) MR 28 SDWIS / IL1730100 / 3100
2007 Bromate MCL 12 SDWIS / IL1730100 / 1011
1995 1,1-Dichloroethylene MR 3 SDWIS / IL1730100 / 2977
1995 trans-1,2-Dichloroethylene MR 3 SDWIS / IL1730100 / 2979

How Findlay Compares

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

Metric Findlay Illinois avg Federal benchmark
Total violations 303 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 162 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 750 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 Findlay water safe to drink? ▼
Findlay (PWS ID: IL1730100) has 303 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 750 people using Surface Water sources.
How many people does Findlay serve? ▼
Findlay serves 750 people in Findlay, Illinois. It is a Local-owned system using Surface Water water sources with 360 service connections.
What type of violations does Findlay have? ▼
Findlay has 303 total violations: 162 health-based violations (MCL exceedances or treatment failures), 121 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Findlay water? ▼
No PFAS testing data is available for Findlay under the EPA's UCMR5 monitoring program.
What water source does Findlay use? ▼
Findlay uses Surface Water 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.

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.