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Community Water System · PWS IA7073010

West Liberty Water Utility

West Liberty, Iowa 52776 - drinking water served from groundwater sources to 3,858 people, tracked in EPA SDWIS and UCMR5.

3,858
People served
51
EPA violations
20
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 51 drinking-water violations at West Liberty Water Utility, 39% of them health-based - below the Iowa per-system average.

51
Total EPA violations on record
39%
Health-based (MCL / treatment failure)
3,858
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: West Liberty Water Utility

West Liberty Water Utility is a local-owned community water system that delivers drinking water to 3,858 residents in West Liberty, Iowa (Muscatine County) through 1,112 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 51 total violations for this system , of which 20 (39%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 16 monitoring and reporting violations are on file. The most recent violation on record dates to 1993.

The most frequently cited contaminant at this system is Combined Radium (-226 and -228), recorded in 15 violations (MR). This system was sampled under EPA's UCMR5 PFAS monitoring program and no PFAS compounds were detected above the minimum reporting level.

Across Iowa, EPA tracks 1,795 public water systems serving 3,114,444 people, with 138,271 cumulative violations and 27,946 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 77 violations. Statewide, 127 of 152 UCMR5-tested systems have reported PFAS detections (83.6%).

West Liberty Water Utility's 51 violations sit below the Iowa 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
3,858
Total Violations
51
Health-Based Violations
20
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
1,112
County
Muscatine
School/Daycare
No
MCL Violations
20
Monitoring Violations
16
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Combined Radium (-226 and -228) MR 15 1993
Combined Radium (-226 and -228) MCL 11 1986
Coliform (TCR) MCL 9 1993
Combined Radium (-226 and -228) Other 5 1986
Coliform (TCR) MR 1 1990

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 29 samples detected PFAS.

Contaminant Date Result MRL Status
PFUnA 6/3/2025 <2.00 ppt 2.00 ppt Not Detected
PFTrDA 6/3/2025 <7.00 ppt 7.00 ppt Not Detected
PFDA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFOA 6/3/2025 <4.00 ppt 4.00 ppt Not Detected
PFOS 6/3/2025 <4.00 ppt 4.00 ppt Not Detected
PFNA 6/3/2025 <4.00 ppt 4.00 ppt Not Detected
NEtFOSAA 6/3/2025 <5.00 ppt 5.00 ppt Not Detected
8:2 FTS 6/3/2025 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 6/3/2025 <5.00 ppt 5.00 ppt Not Detected
PFMPA 6/3/2025 <4.00 ppt 4.00 ppt Not Detected
PFPeA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFMBA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFEESA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
NFDHA 6/3/2025 <20.00 ppt 20.00 ppt Not Detected
PFPeS 6/3/2025 <4.00 ppt 4.00 ppt Not Detected
11Cl-PF3OUdS 6/3/2025 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 6/3/2025 <2.00 ppt 2.00 ppt Not Detected
ADONA 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFTA 6/3/2025 <8.00 ppt 8.00 ppt Not Detected
PFBA 6/3/2025 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 6/3/2025 <6.00 ppt 6.00 ppt Not Detected
4:2 FTS 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpS 6/3/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 6/3/2025 <5.00 ppt 5.00 ppt Not Detected
PFHxS 6/3/2025 <3.00 ppt 3.00 ppt Not Detected

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 Liberty Water Utility.

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 IA7073010 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Iowa Drinking Water Authority

Iowa's primacy agency administers the Safe Drinking Water Act locally. Search EPA SDWIS for the current state contact, or use the state's public health or environment department portal.

Find IA regulator via EPA SDWIS

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
1993 Combined Radium (-226 and -228) MR 15 SDWIS / IA7073010 / 4010
1993 Coliform (TCR) MCL 9 SDWIS / IA7073010 / 3100
1990 Coliform (TCR) MR 1 SDWIS / IA7073010 / 3100
1986 Combined Radium (-226 and -228) MCL 11 SDWIS / IA7073010 / 4010
1986 Combined Radium (-226 and -228) Other 5 SDWIS / IA7073010 / 4010

How West Liberty Water Utility Compares

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

Metric West Liberty Water Utility Iowa avg Federal benchmark
Total violations 51 77 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 20 15.6 Indicates a contaminant exceeded a federal MCL
PFAS detection None 83.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 3,858 1,735 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 1,795 regulated public water systems in Iowa.

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 Liberty Water Utility water safe to drink?
West Liberty Water Utility (PWS ID: IA7073010) has 51 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 3,858 people using Groundwater sources.
How many people does West Liberty Water Utility serve?
West Liberty Water Utility serves 3,858 people in West Liberty, Iowa. It is a Local-owned system using Groundwater water sources with 1,112 service connections.
What type of violations does West Liberty Water Utility have?
West Liberty Water Utility has 51 total violations: 20 health-based violations (MCL exceedances or treatment failures), 16 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in West Liberty Water Utility water?
No. West Liberty Water Utility was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does West Liberty Water Utility use?
West Liberty Water Utility 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. PFAS data from EPA UCMR5 monitoring program (2023-2025). 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.