PlainWater
States → Illinois

Community Water System · PWS IL0750600

Martinton

Martinton, Illinois 60951 - drinking water served from groundwater sources to 375 people, tracked in EPA SDWIS and UCMR5.

375
People served
210
EPA violations
13
Health-based
Untested
UCMR5 result

The verdict

EPA records 210 drinking-water violations at Martinton, 6% of them health-based - above the Illinois per-system average.

210
Total EPA violations on record
6%
Health-based (MCL / treatment failure)
375
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Martinton

Martinton is a local-owned community water system that delivers drinking water to 375 residents in Martinton, Illinois (Iroquois County) through 146 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 210 total violations for this system , of which 13 (6%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 164 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 Coliform (TCR), recorded in 19 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%).

Martinton's 210 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
375
Total Violations
210
Health-Based Violations
13
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
146
County
Iroquois
School/Daycare
No
MCL Violations
8
Monitoring Violations
164
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 19 2009
Chlorine MR 10 2022
Coliform (TCR) MCL 8 2009
Xylenes, Total MR 7 1993
p-Dichlorobenzene MR 7 1993
1,1-Dichloroethylene MR 7 1993
trans-1,2-Dichloroethylene MR 7 1993
1,2-Dichloroethane MR 7 1993
Carbon tetrachloride MR 7 1993
1,2-Dichloropropane MR 7 1993
Trichloroethylene MR 7 1993
Tetrachloroethylene MR 7 1993
Benzene MR 7 1993
Toluene MR 7 1993
Styrene MR 7 1993
Lead and Copper Rule MR 7 2022
1,1,1-Trichloroethane MR 7 1993
cis-1,2-Dichloroethylene MR 7 1993
Ethylbenzene MR 7 1993
o-Dichlorobenzene MR 7 1993
CHLOROBENZENE MR 7 1993
Lead and Copper Rule TT 5 1998
Di(2-ethylhexyl) phthalate MR 4 2024
Revised Total Coliform Rule MON 4 2022
Gross Alpha, Excl. Radon and U MR 1 1977

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 Martinton.

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 IL0750600 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 Martinton 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 Di(2-ethylhexyl) phthalate MR 4 SDWIS / IL0750600 / 2039
2022 Chlorine MR 10 SDWIS / IL0750600 / 0999
2022 Lead and Copper Rule MR 7 SDWIS / IL0750600 / 5000
2022 Revised Total Coliform Rule MON 4 SDWIS / IL0750600 / 8000
2009 Coliform (TCR) MR 19 SDWIS / IL0750600 / 3100
2009 Coliform (TCR) MCL 8 SDWIS / IL0750600 / 3100
1998 Lead and Copper Rule TT 5 SDWIS / IL0750600 / 5000
1993 Xylenes, Total MR 7 SDWIS / IL0750600 / 2955
1993 p-Dichlorobenzene MR 7 SDWIS / IL0750600 / 2969
1993 1,1-Dichloroethylene MR 7 SDWIS / IL0750600 / 2977
1993 trans-1,2-Dichloroethylene MR 7 SDWIS / IL0750600 / 2979
1993 1,2-Dichloroethane MR 7 SDWIS / IL0750600 / 2980
1993 Carbon tetrachloride MR 7 SDWIS / IL0750600 / 2982
1993 1,2-Dichloropropane MR 7 SDWIS / IL0750600 / 2983
1993 Trichloroethylene MR 7 SDWIS / IL0750600 / 2984

How Martinton Compares

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

Metric Martinton Illinois avg Federal benchmark
Total violations 210 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 375 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 Martinton water safe to drink? ▼
Martinton (PWS ID: IL0750600) has 210 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 375 people using Groundwater sources.
How many people does Martinton serve? ▼
Martinton serves 375 people in Martinton, Illinois. It is a Local-owned system using Groundwater water sources with 146 service connections.
What type of violations does Martinton have? ▼
Martinton has 210 total violations: 13 health-based violations (MCL exceedances or treatment failures), 164 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Martinton water? ▼
No PFAS testing data is available for Martinton under the EPA's UCMR5 monitoring program.
What water source does Martinton use? ▼
Martinton 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.

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.