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Community Water System · PWS WV3303508

Ohio County Psd

Triadelphia, West Virginia 26059 - drinking water served from surface water sources to 10,328 people, tracked in EPA SDWIS and UCMR5.

10,328
People served
110
EPA violations
36
Health-based
2 PFAS
UCMR5 result

The verdict

EPA records 110 drinking-water violations at Ohio County Psd, 33% of them health-based - below the West Virginia per-system average, and UCMR5 testing detected 2 PFAS compounds.

110
Total EPA violations on record
33%
Health-based (MCL / treatment failure)
10,328
People served by this system
2
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Ohio County Psd

Ohio County Psd is a local-owned community water system that delivers drinking water to 10,328 residents in Triadelphia, West Virginia (Ohio County) through 4,713 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 110 total violations for this system , of which 36 (33%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 53 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 Lead and Copper Rule, recorded in 18 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 2 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 4.7 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across West Virginia, EPA tracks 774 public water systems serving 1,597,057 people, with 187,590 cumulative violations and 11,480 health-based violations on record. About 99% of systems in the state carry at least one violation, and state-wide the average per system is 242.4 violations. Statewide, 46 of 102 UCMR5-tested systems have reported PFAS detections (45.1%).

Ohio County Psd's 110 violations sit below the West Virginia average.

All figures above are sourced directly from EPA SDWIS and UCMR5 public data releases and are updated as EPA publishes new reporting cycles.

PFAS Detected

2 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
10,328
Total Violations
110
Health-Based Violations
36
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
4,713
County
Ohio
School/Daycare
No
MCL Violations
31
Monitoring Violations
53
Treatment Tech Violations
5

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Lead and Copper Rule MR 18 2024
TTHM MCL 16 2017
Coliform (TCR) MCL 15 2012
TTHM MR 8 2021
Total Haloacetic Acids (HAA5) MR 8 2021
Consumer Confidence Rule Other 8 2024
Public Notice Other 7 2020
Coliform (TCR) MR 7 1997
Long Term 2 Enhanced Surface Water Treatment Rule TT 5 2019
Surface Water Treatment Rule MR 4 2017
Chlorine MR 4 2017
Revised Total Coliform Rule MON 4 2017

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 10 of 348 samples detected PFAS.

Contaminant Date Result MRL Status
PFEESA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFHpA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 9/25/2024 3.10 ppt 3.00 ppt Detected
PFMPA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFOS 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
NFDHA 9/25/2024 <20.00 ppt 20.00 ppt Not Detected
PFPeS 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFNA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFOA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFDoA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 9/25/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 9/25/2024 <2.00 ppt 2.00 ppt Not Detected
PFHpS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
ADONA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 9/25/2024 <6.00 ppt 6.00 ppt Not Detected
PFTA 9/25/2024 <8.00 ppt 8.00 ppt Not Detected
NEtFOSAA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFDA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFTrDA 9/25/2024 <7.00 ppt 7.00 ppt Not Detected
PFPeS 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFTA 9/25/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 9/25/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 9/25/2024 <6.00 ppt 6.00 ppt Not Detected
PFBS 9/25/2024 3.20 ppt 3.00 ppt Detected
PFHpA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFDA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFUnA 9/25/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 9/25/2024 <2.00 ppt 2.00 ppt Not Detected
ADONA 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 9/25/2024 <4.00 ppt 4.00 ppt Not Detected
PFBA 9/25/2024 <5.00 ppt 5.00 ppt Not Detected
PFHpS 9/25/2024 <3.00 ppt 3.00 ppt Not Detected
4:2 FTS 9/25/2024 <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 Ohio County Psd.

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 WV3303508 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

West Virginia Drinking Water Authority

West Virginia'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 WV 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
2024 Lead and Copper Rule MR 18 SDWIS / WV3303508 / 5000
2024 Consumer Confidence Rule Other 8 SDWIS / WV3303508 / 7000
2021 TTHM MR 8 SDWIS / WV3303508 / 2950
2021 Total Haloacetic Acids (HAA5) MR 8 SDWIS / WV3303508 / 2456
2020 Public Notice Other 7 SDWIS / WV3303508 / 7500
2019 Long Term 2 Enhanced Surface Water Treatment Rule TT 5 SDWIS / WV3303508 / 0800
2017 TTHM MCL 16 SDWIS / WV3303508 / 2950
2017 Surface Water Treatment Rule MR 4 SDWIS / WV3303508 / 0200
2017 Chlorine MR 4 SDWIS / WV3303508 / 0999
2017 Revised Total Coliform Rule MON 4 SDWIS / WV3303508 / 8000
2012 Coliform (TCR) MCL 15 SDWIS / WV3303508 / 3100
1997 Coliform (TCR) MR 7 SDWIS / WV3303508 / 3100

How Ohio County Psd Compares

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

Metric Ohio County Psd West Virginia avg Federal benchmark
Total violations 110 242.4 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 36 14.8 Indicates a contaminant exceeded a federal MCL
PFAS detection 2 compounds 45.1% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 10,328 2,063 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 774 regulated public water systems in West Virginia.

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 Ohio County Psd water safe to drink?
Ohio County Psd (PWS ID: WV3303508) has 110 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 2 PFAS compounds found. This system serves 10,328 people using Surface Water sources.
How many people does Ohio County Psd serve?
Ohio County Psd serves 10,328 people in Triadelphia, West Virginia. It is a Local-owned system using Surface Water water sources with 4,713 service connections.
What type of violations does Ohio County Psd have?
Ohio County Psd has 110 total violations: 36 health-based violations (MCL exceedances or treatment failures), 53 monitoring/reporting violations, and 5 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Ohio County Psd water?
Yes. UCMR5 testing detected 2 PFAS compounds in Ohio County Psd's water supply: PFBS, PFHxS. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Ohio County Psd use?
Ohio County Psd 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.