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Community Water System · PWS IL0395225

West Side MHP

Clinton, Illinois 61727 - drinking water served from groundwater sources to 100 people, tracked in EPA SDWIS and UCMR5.

100
People served
116
EPA violations
27
Health-based
Untested
UCMR5 result

The verdict

EPA records 116 drinking-water violations at West Side MHP, 23% of them health-based - above the Illinois per-system average.

116
Total EPA violations on record
23%
Health-based (MCL / treatment failure)
100
People served by this system
N/A
PFAS compounds detected (UCMR5)

Water Quality Snapshot: West Side MHP

West Side MHP is a private-owned community water system that delivers drinking water to 100 residents in Clinton, Illinois (De Witt County) through 56 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 116 total violations for this system , of which 27 (23%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 36 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 27 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%).

West Side MHP's 116 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
100
Total Violations
116
Health-Based Violations
27
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Private
Connections
56
County
De Witt
School/Daycare
No
MCL Violations
27
Monitoring Violations
36
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 27 2010
Coliform (TCR) MR 25 2010
Public Notice Other 10 2011
Diquat MR 4 2007
Consumer Confidence Rule Other 4 2013
Lead and Copper Rule MR 4 2021
Nitrate MR 3 2001

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 West Side MHP.

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 IL0395225 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 West Side MHP 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
2021 Lead and Copper Rule MR 4 SDWIS / IL0395225 / 5000
2013 Consumer Confidence Rule Other 4 SDWIS / IL0395225 / 7000
2011 Public Notice Other 10 SDWIS / IL0395225 / 7500
2010 Coliform (TCR) MCL 27 SDWIS / IL0395225 / 3100
2010 Coliform (TCR) MR 25 SDWIS / IL0395225 / 3100
2007 Diquat MR 4 SDWIS / IL0395225 / 2032
2001 Nitrate MR 3 SDWIS / IL0395225 / 1040

How West Side MHP Compares

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

Metric West Side MHP Illinois avg Federal benchmark
Total violations 116 69.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 27 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 100 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 West Side MHP water safe to drink?
West Side MHP (PWS ID: IL0395225) has 116 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 100 people using Groundwater sources.
How many people does West Side MHP serve?
West Side MHP serves 100 people in Clinton, Illinois. It is a Private-owned system using Groundwater water sources with 56 service connections.
What type of violations does West Side MHP have?
West Side MHP has 116 total violations: 27 health-based violations (MCL exceedances or treatment failures), 36 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in West Side MHP water?
No PFAS testing data is available for West Side MHP under the EPA's UCMR5 monitoring program.
What water source does West Side MHP use?
West Side MHP 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.