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Community Water System · PWS PA5020056

Wilkinsburg-Penn Jt Water Auth

Wilkinsburg, Pennsylvania 15221 - drinking water served from surface water sources to 125,000 people, tracked in EPA SDWIS and UCMR5.

125,000
People served
155
EPA violations
29
Health-based
No PFAS
UCMR5 result

The verdict

EPA records 155 drinking-water violations at Wilkinsburg-Penn Jt Water Auth, 19% of them health-based - above the Pennsylvania per-system average.

155
Total EPA violations on record
19%
Health-based (MCL / treatment failure)
125,000
People served by this system
0
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Wilkinsburg-Penn Jt Water Auth

Wilkinsburg-Penn Jt Water Auth is a local-owned community water system that delivers drinking water to 125,000 residents in Wilkinsburg, Pennsylvania (Allegheny County) through 39,302 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 155 total violations for this system , of which 29 (19%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 123 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 CARBON, TOTAL, recorded in 16 violations (TT, health-based). 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%).

Wilkinsburg-Penn Jt Water Auth's 155 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
125,000
Total Violations
155
Health-Based Violations
29
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Local
Connections
39,302
County
Allegheny
School/Daycare
No
MCL Violations
5
Monitoring Violations
123
Treatment Tech Violations
24

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
CARBON, TOTAL TT 16 2014
Surface Water Treatment Rule TT 8 2013
Total Haloacetic Acids (HAA5) MR 7 2018
Surface Water Treatment Rule MR 6 2022
Chlorine MR 6 2022
TTHM MCL 5 2024
Total Polychlorinated Biphenyls (PCB) MR 4 2014
Coliform (TCR) MR 4 2015
TTHM MR 4 2014
Interim Enhanced Surface Water Treatment Rule MR 3 2005
Public Notice Other 3 2013
CARBON, TOTAL MR 3 2015
p-Dichlorobenzene MR 3 2016
1,1-Dichloroethylene MR 3 2016
1,2-Dichloroethane MR 3 2016
1,1,1-Trichloroethane MR 3 2016
Carbon tetrachloride MR 3 2016
Trichloroethylene MR 3 2016
Benzene MR 3 2016
Toxaphene MR 2 2014
Endothall MR 2 2014
OXAMYL MR 2 2014
Picloram MR 2 2014
Dinoseb MR 2 2014
Carbofuran MR 2 2014
2,4-D MR 2 2014
Pentachlorophenol MR 2 2014
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2014
Chlordane MR 2 2014
Endrin MR 2 2014

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 232 samples detected PFAS.

Contaminant Date Result MRL Status
PFMBA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
ADONA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
PFDA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFUnA 8/12/2024 <2.00 ppt 2.00 ppt Not Detected
PFEESA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 8/12/2024 <20.00 ppt 20.00 ppt Not Detected
PFPeS 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 8/12/2024 <6.00 ppt 6.00 ppt Not Detected
PFTA 8/12/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 8/12/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFNA 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFHxS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
9Cl-PF3ONS 8/12/2024 <2.00 ppt 2.00 ppt Not Detected
PFHpA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFBS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFTA 8/12/2024 <8.00 ppt 8.00 ppt Not Detected
PFTrDA 8/12/2024 <7.00 ppt 7.00 ppt Not Detected
NEtFOSAA 8/12/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 8/12/2024 <6.00 ppt 6.00 ppt Not Detected
ADONA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFNA 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFUnA 8/12/2024 <2.00 ppt 2.00 ppt Not Detected
PFHpA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFMBA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 8/12/2024 <20.00 ppt 20.00 ppt Not Detected
PFOA 8/12/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 8/12/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/12/2024 <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 Wilkinsburg-Penn Jt Water 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 PA5020056 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 Wilkinsburg-Penn Jt Water 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
2024 TTHM MCL 5 SDWIS / PA5020056 / 2950
2022 Surface Water Treatment Rule MR 6 SDWIS / PA5020056 / 0200
2022 Chlorine MR 6 SDWIS / PA5020056 / 0999
2022 Di(2-ethylhexyl) phthalate MR 2 SDWIS / PA5020056 / 2039
2018 Total Haloacetic Acids (HAA5) MR 7 SDWIS / PA5020056 / 2456
2016 p-Dichlorobenzene MR 3 SDWIS / PA5020056 / 2969
2016 1,1-Dichloroethylene MR 3 SDWIS / PA5020056 / 2977
2016 1,2-Dichloroethane MR 3 SDWIS / PA5020056 / 2980
2016 1,1,1-Trichloroethane MR 3 SDWIS / PA5020056 / 2981
2016 Carbon tetrachloride MR 3 SDWIS / PA5020056 / 2982
2016 Trichloroethylene MR 3 SDWIS / PA5020056 / 2984
2016 Benzene MR 3 SDWIS / PA5020056 / 2990
2016 Cadmium MR 1 SDWIS / PA5020056 / 1015
2016 1,2,4-Trichlorobenzene MR 1 SDWIS / PA5020056 / 2378
2016 cis-1,2-Dichloroethylene MR 1 SDWIS / PA5020056 / 2380

How Wilkinsburg-Penn Jt Water Auth Compares

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

Metric Wilkinsburg-Penn Jt Water Auth Pennsylvania avg Federal benchmark
Total violations 155 150.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 29 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 125,000 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 Wilkinsburg-Penn Jt Water Auth water safe to drink? ▼
Wilkinsburg-Penn Jt Water Auth (PWS ID: PA5020056) has 155 recorded violations in the EPA SDWIS database. No PFAS contamination was detected in UCMR5 testing. This system serves 125,000 people using Surface Water sources.
How many people does Wilkinsburg-Penn Jt Water Auth serve? ▼
Wilkinsburg-Penn Jt Water Auth serves 125,000 people in Wilkinsburg, Pennsylvania. It is a Local-owned system using Surface Water water sources with 39,302 service connections.
What type of violations does Wilkinsburg-Penn Jt Water Auth have? ▼
Wilkinsburg-Penn Jt Water Auth has 155 total violations: 29 health-based violations (MCL exceedances or treatment failures), 123 monitoring/reporting violations, and 24 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Wilkinsburg-Penn Jt Water Auth water? ▼
No. Wilkinsburg-Penn Jt Water Auth was tested for PFAS under the EPA's UCMR5 monitoring program and no PFAS contamination was detected.
What water source does Wilkinsburg-Penn Jt Water Auth use? ▼
Wilkinsburg-Penn Jt Water 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.