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Community Water System · PWS OH2400714

Washington Court House PWS

Williamsport, Ohio 43160 - drinking water served from surface water sources to 14,100 people, tracked in EPA SDWIS and UCMR5.

14,100
People served
23
EPA violations
4
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 23 drinking-water violations at Washington Court House PWS, 17% of them health-based - below the Ohio per-system average.

23
Total EPA violations on record
17%
Health-based (MCL / treatment failure)
14,100
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Washington Court House PWS

Washington Court House PWS is a private-owned community water system that delivers drinking water to 14,100 residents in Williamsport, Ohio (Fayette County) through 6,975 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 23 total violations for this system , of which 4 (17%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 18 monitoring and reporting violations are on file. The most recent violation on record dates to 2018.

The most frequently cited contaminant at this system is E. COLI, recorded in 4 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 Ohio, EPA tracks 4,181 public water systems serving 11,085,226 people, with 288,388 cumulative violations and 52,412 health-based violations on record. About 90% of systems in the state carry at least one violation, and state-wide the average per system is 69 violations. Statewide, 204 of 346 UCMR5-tested systems have reported PFAS detections (59%).

Washington Court House PWS's 23 violations sit below the Ohio 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
14,100
Total Violations
23
Health-Based Violations
4
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
6,975
County
Fayette
School/Daycare
No
MCL Violations
0
Monitoring Violations
18
Treatment Tech Violations
4

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
E. COLI MR 4 2016
Cryptosporidium MR 4 2016
Turbidity MR 4 2016
Surface Water Treatment Rule TT 4 1993
Gross Alpha, Excl. Radon and U MR 3 1995
Gross Beta Particle Activity MR 3 1995
Consumer Confidence Rule Other 1 2018

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
ADONA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFBA 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFMPA 7/7/2025 <4.00 ppt 4.00 ppt Not Detected
PFHpS 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFOS 7/7/2025 <4.00 ppt 4.00 ppt Not Detected
9Cl-PF3ONS 7/7/2025 <2.00 ppt 2.00 ppt Not Detected
PFPeS 7/7/2025 <4.00 ppt 4.00 ppt Not Detected
NFDHA 7/7/2025 <20.00 ppt 20.00 ppt Not Detected
PFEESA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFMBA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFPeA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 7/7/2025 <7.00 ppt 7.00 ppt Not Detected
PFDA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFBS 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 7/7/2025 <5.00 ppt 5.00 ppt Not Detected
PFTA 7/7/2025 <8.00 ppt 8.00 ppt Not Detected
PFHpA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFNA 7/7/2025 <4.00 ppt 4.00 ppt Not Detected
PFOA 7/7/2025 <4.00 ppt 4.00 ppt Not Detected
PFUnA 7/7/2025 <2.00 ppt 2.00 ppt Not Detected
PFHxS 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 7/7/2025 <6.00 ppt 6.00 ppt Not Detected
PFHxA 7/7/2025 <3.00 ppt 3.00 ppt Not Detected
PFOA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
ADONA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFUnA 4/8/2025 <2.00 ppt 2.00 ppt Not Detected
PFHxA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFOS 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFDA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHxS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFBS 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFHpA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
PFNA 4/8/2025 <4.00 ppt 4.00 ppt Not Detected
PFDoA 4/8/2025 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 4/8/2025 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 4/8/2025 <7.00 ppt 7.00 ppt Not Detected
PFTA 4/8/2025 <8.00 ppt 8.00 ppt Not Detected
PFBA 4/8/2025 <5.00 ppt 5.00 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 Washington Court House PWS.

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 OH2400714 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Ohio Drinking Water Authority

Ohio EPA, Division of Drinking and Ground Waters is the primacy agency that licenses and inspects Washington Court House PWS under EPA-delegated authority.

Open OH regulator portal

Source: Ohio EPA, Division of Drinking and Ground Waters

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
2018 Consumer Confidence Rule Other 1 SDWIS / OH2400714 / 7000
2016 E. COLI MR 4 SDWIS / OH2400714 / 3014
2016 Cryptosporidium MR 4 SDWIS / OH2400714 / 3015
2016 Turbidity MR 4 SDWIS / OH2400714 / 0100
1995 Gross Alpha, Excl. Radon and U MR 3 SDWIS / OH2400714 / 4000
1995 Gross Beta Particle Activity MR 3 SDWIS / OH2400714 / 4100
1993 Surface Water Treatment Rule TT 4 SDWIS / OH2400714 / 0200

How Washington Court House PWS Compares

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

Metric Washington Court House PWS Ohio avg Federal benchmark
Total violations 23 69 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 4 12.5 Indicates a contaminant exceeded a federal MCL
PFAS detection None 59% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 14,100 2,651 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 4,181 regulated public water systems in Ohio.

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 Washington Court House PWS water safe to drink?
Washington Court House PWS (PWS ID: OH2400714) has 23 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 14,100 people using Surface Water sources.
How many people does Washington Court House PWS serve?
Washington Court House PWS serves 14,100 people in Williamsport, Ohio. It is a Private-owned system using Surface Water water sources with 6,975 service connections.
What type of violations does Washington Court House PWS have?
Washington Court House PWS has 23 total violations: 4 health-based violations (MCL exceedances or treatment failures), 18 monitoring/reporting violations, and 4 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Washington Court House PWS water?
No. Washington Court House PWS was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Washington Court House PWS use?
Washington Court House PWS 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. 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.