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Community Water System · PWS PA5260019

North Fayette Cnty Muni Auth

Dunbar, Pennsylvania 15431 - drinking water served from surface water sources to 35,409 people, tracked in EPA SDWIS and UCMR5.

35,409
People served
184
EPA violations
38
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 184 drinking-water violations at North Fayette Cnty Muni Auth, 21% of them health-based - above the Pennsylvania per-system average.

184
Total EPA violations on record
21%
Health-based (MCL / treatment failure)
35,409
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: North Fayette Cnty Muni Auth

North Fayette Cnty Muni Auth is a local-owned community water system that delivers drinking water to 35,409 residents in Dunbar, Pennsylvania (Fayette County) through 16,496 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 184 total violations for this system , of which 38 (21%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 124 monitoring and reporting violations are on file. The most recent violation on record dates to 2025.

The most frequently cited contaminant at this system is Coliform (TCR), recorded in 32 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 Pennsylvania, EPA tracks 7,701 public water systems serving 12,630,061 people, with 1,159,868 cumulative violations and 68,517 health-based violations on record. About 97% of systems in the state carry at least one violation, and state-wide the average per system is 150.6 violations. Statewide, 224 of 389 UCMR5-tested systems have reported PFAS detections (57.6%).

North Fayette Cnty Muni Auth's 184 violations sit above the Pennsylvania 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
35,409
Total Violations
184
Health-Based Violations
38
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
16,496
County
Fayette
School/Daycare
No
MCL Violations
13
Monitoring Violations
124
Treatment Tech Violations
25

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 32 2004
Surface Water Treatment Rule TT 25 2003
Interim Enhanced Surface Water Treatment Rule MR 19 2021
CARBON, TOTAL MR 19 2025
Surface Water Treatment Rule MR 17 2019
Coliform (TCR) MCL 12 2001
Chlorine MR 11 2019
Consumer Confidence Rule Other 8 2004
TTHM MR 6 2018
Public Notice Other 6 2019
Total Haloacetic Acids (HAA5) MR 4 2018
Nitrate MR 3 1993
Glyphosate MR 2 2011
Lead and Copper Rule MR 2 2016
Cadmium MR 1 1984
Endrin MR 1 1982
Fluoride MR 1 1984
Atrazine MR 1 2021
Arsenic MR 1 1984
Selenium MR 1 1984
TTHM MCL 1 1988
Mercury MR 1 1984
Barium MR 1 1984
Chromium MR 1 1984

PFAS Testing Results (UCMR5)

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

Contaminant Date Result MRL Status
PFOA 7/10/2023 <4.00 ppt 4.00 ppt Not Detected
11Cl-PF3OUdS 7/10/2023 <5.00 ppt 5.00 ppt Not Detected
PFDA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFUnA 7/10/2023 <2.00 ppt 2.00 ppt Not Detected
9Cl-PF3ONS 7/10/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 7/10/2023 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 7/10/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 7/10/2023 <7.00 ppt 7.00 ppt Not Detected
HFPO-DA 7/10/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 7/10/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 7/10/2023 <8.00 ppt 8.00 ppt Not Detected
PFMBA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
6:2 FTS 7/10/2023 <5.00 ppt 5.00 ppt Not Detected
PFHpS 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 7/10/2023 <4.00 ppt 4.00 ppt Not Detected
8:2 FTS 7/10/2023 <5.00 ppt 5.00 ppt Not Detected
PFEESA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 7/10/2023 <4.00 ppt 4.00 ppt Not Detected
PFMPA 7/10/2023 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxS 7/10/2023 <3.00 ppt 3.00 ppt Not Detected
PFNA 7/10/2023 <4.00 ppt 4.00 ppt Not Detected
NFDHA 7/10/2023 <20.00 ppt 20.00 ppt Not Detected
ADONA 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 4/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 4/24/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 4/24/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 4/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFPeA 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpS 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 4/24/2023 <20.00 ppt 20.00 ppt Not Detected
PFPeS 4/24/2023 <4.00 ppt 4.00 ppt Not Detected
9Cl-PF3ONS 4/24/2023 <2.00 ppt 2.00 ppt Not Detected
PFMPA 4/24/2023 <4.00 ppt 4.00 ppt Not Detected
PFHpA 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFEESA 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
PFOS 4/24/2023 <4.00 ppt 4.00 ppt Not Detected
11Cl-PF3OUdS 4/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFMBA 4/24/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 4/24/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 4/24/2023 <7.00 ppt 7.00 ppt Not Detected
PFNA 4/24/2023 <4.00 ppt 4.00 ppt Not Detected
NMeFOSAA 4/24/2023 <6.00 ppt 6.00 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 North Fayette Cnty Muni Auth.

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 PA5260019 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

Pennsylvania Drinking Water Authority

Pennsylvania DEP, Bureau of Safe Drinking Water is the primacy agency that licenses and inspects North Fayette Cnty Muni Auth under EPA-delegated authority.

Open PA regulator portal

Source: Pennsylvania DEP, Bureau of Safe Drinking 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
2025 CARBON, TOTAL MR 19 SDWIS / PA5260019 / 2920
2021 Interim Enhanced Surface Water Treatment Rule MR 19 SDWIS / PA5260019 / 0300
2021 Atrazine MR 1 SDWIS / PA5260019 / 2050
2019 Surface Water Treatment Rule MR 17 SDWIS / PA5260019 / 0200
2019 Chlorine MR 11 SDWIS / PA5260019 / 0999
2019 Public Notice Other 6 SDWIS / PA5260019 / 7500
2018 TTHM MR 6 SDWIS / PA5260019 / 2950
2018 Total Haloacetic Acids (HAA5) MR 4 SDWIS / PA5260019 / 2456
2016 Lead and Copper Rule MR 2 SDWIS / PA5260019 / 5000
2011 Glyphosate MR 2 SDWIS / PA5260019 / 2034
2004 Coliform (TCR) MR 32 SDWIS / PA5260019 / 3100
2004 Consumer Confidence Rule Other 8 SDWIS / PA5260019 / 7000
2003 Surface Water Treatment Rule TT 25 SDWIS / PA5260019 / 0200
2001 Coliform (TCR) MCL 12 SDWIS / PA5260019 / 3100
1993 Nitrate MR 3 SDWIS / PA5260019 / 1040

How North Fayette Cnty Muni Auth Compares

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

Metric North Fayette Cnty Muni Auth Pennsylvania avg Federal benchmark
Total violations 184 150.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 38 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection None 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 35,409 1,640 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 7,701 regulated public water systems in Pennsylvania.

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 North Fayette Cnty Muni Auth water safe to drink? ▼
North Fayette Cnty Muni Auth (PWS ID: PA5260019) has 184 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 35,409 people using Surface Water sources.
How many people does North Fayette Cnty Muni Auth serve? ▼
North Fayette Cnty Muni Auth serves 35,409 people in Dunbar, Pennsylvania. It is a Local-owned system using Surface Water water sources with 16,496 service connections.
What type of violations does North Fayette Cnty Muni Auth have? ▼
North Fayette Cnty Muni Auth has 184 total violations: 38 health-based violations (MCL exceedances or treatment failures), 124 monitoring/reporting violations, and 25 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in North Fayette Cnty Muni Auth water? ▼
No. North Fayette Cnty Muni Auth was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does North Fayette Cnty Muni Auth use? ▼
North Fayette Cnty Muni Auth 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.

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.