PlainWater

Community Water System · PWS PA1090074

PA American Water Co Yardley

Yardley, Pennsylvania 19067 - drinking water served from surface water sources to 33,171 people, tracked in EPA SDWIS and UCMR5.

33,171
People served
126
EPA violations
6
Health-based
7 PFAS
UCMR5 result

The verdict

EPA records 126 drinking-water violations at PA American Water Co Yardley, 5% of them health-based - below the Pennsylvania per-system average, and UCMR5 testing detected 7 PFAS compounds.

126
Total EPA violations on record
5%
Health-based (MCL / treatment failure)
33,171
People served by this system
7
PFAS compounds detected (UCMR5)

Water Quality Snapshot: PA American Water Co Yardley

PA American Water Co Yardley is a private-owned community water system that delivers drinking water to 33,171 residents in Yardley, Pennsylvania (Bucks County) through 12,880 service connections. Its water is drawn from surface water sources. EPA's Safe Drinking Water Information System records 126 total violations for this system , of which 6 (5%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 117 monitoring and reporting violations are on file. The most recent violation on record dates to 2021.

The most frequently cited contaminant at this system is CARBON, TOTAL, recorded in 8 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 7 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 9.7 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

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%).

PA American Water Co Yardley's 126 violations sit below 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.

PFAS Detected

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

Population Served
33,171
Total Violations
126
Health-Based Violations
6
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
12,880
County
Bucks
School/Daycare
No
MCL Violations
0
Monitoring Violations
117
Treatment Tech Violations
6

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
CARBON, TOTAL MR 8 2016
Coliform (TCR) MR 7 2004
Methoxychlor MR 6 2006
Di(2-ethylhexyl) adipate MR 6 2006
OXAMYL MR 6 2006
Hexachlorocyclopentadiene MR 6 2006
Carbofuran MR 6 2006
Pentachlorophenol MR 6 2006
ETHYLENE DIBROMIDE MR 6 2006
Picloram MR 6 2006
LASSO MR 6 2006
Benzo(a)pyrene MR 6 2006
Chlordane MR 6 2006
Di(2-ethylhexyl) phthalate MR 6 2006
Endothall MR 6 2006
Interim Enhanced Surface Water Treatment Rule TT 6 2018
Interim Enhanced Surface Water Treatment Rule MR 4 2015
Gross Alpha, Excl. Radon and U MR 4 2008
Nitrate MR 2 2001
BHC-GAMMA MR 2 2006
Simazine MR 2 2006
1,2-DIBROMO-3-CHLOROPROPANE MR 2 2006
Surface Water Treatment Rule MR 2 1993
2,4-D MR 2 2006
2,3,7,8-TCDD MR 2 2021
Consumer Confidence Rule Other 2 2003
Atrazine MR 2 2006

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 22 of 232 samples detected PFAS.

Contaminant Date Result MRL Status
PFEESA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFBA 8/13/2024 5.40 ppt 5.00 ppt Detected
6:2 FTS 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
PFMPA 8/13/2024 <4.00 ppt 4.00 ppt Not Detected
HFPO-DA 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
PFMBA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 8/13/2024 <20.00 ppt 20.00 ppt Not Detected
PFPeS 8/13/2024 <4.00 ppt 4.00 ppt Not Detected
PFHpS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxS 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFPeA 8/13/2024 5.10 ppt 3.00 ppt Detected
PFHpA 8/13/2024 3.00 ppt 3.00 ppt Detected
ADONA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFBS 8/13/2024 4.80 ppt 3.00 ppt Detected
PFNA 8/13/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 8/13/2024 6.10 ppt 4.00 ppt Detected
PFOA 8/13/2024 9.70 ppt 4.00 ppt Detected
9Cl-PF3ONS 8/13/2024 <2.00 ppt 2.00 ppt Not Detected
PFDA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 8/13/2024 <3.00 ppt 3.00 ppt Not Detected
PFHxA 8/13/2024 4.80 ppt 3.00 ppt Detected
PFUnA 8/13/2024 <2.00 ppt 2.00 ppt Not Detected
11Cl-PF3OUdS 8/13/2024 <5.00 ppt 5.00 ppt Not Detected
NMeFOSAA 7/17/2024 <6.00 ppt 6.00 ppt Not Detected
NEtFOSAA 7/17/2024 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 7/17/2024 <7.00 ppt 7.00 ppt Not Detected
PFTA 7/17/2024 <8.00 ppt 8.00 ppt Not Detected
8:2 FTS 7/1/2024 <5.00 ppt 5.00 ppt Not Detected
11Cl-PF3OUdS 7/1/2024 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 7/1/2024 <2.00 ppt 2.00 ppt Not Detected
ADONA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 7/1/2024 <5.00 ppt 5.00 ppt Not Detected
PFBA 7/1/2024 <5.00 ppt 5.00 ppt Not Detected
PFPeS 7/1/2024 <4.00 ppt 4.00 ppt Not Detected
4:2 FTS 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFDoA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFMPA 7/1/2024 <4.00 ppt 4.00 ppt Not Detected
PFPeA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFMBA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFEESA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
NFDHA 7/1/2024 <20.00 ppt 20.00 ppt Not Detected
6:2 FTS 7/1/2024 <5.00 ppt 5.00 ppt Not Detected
PFHxA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFHpS 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFDA 7/1/2024 <3.00 ppt 3.00 ppt Not Detected
PFOA 7/1/2024 <4.00 ppt 4.00 ppt Not Detected
PFOS 7/1/2024 <4.00 ppt 4.00 ppt Not Detected
PFNA 7/1/2024 <4.00 ppt 4.00 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 PA American Water Co Yardley.

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 PA1090074 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 PA American Water Co Yardley 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
2021 2,3,7,8-TCDD MR 2 SDWIS / PA1090074 / 2063
2018 Interim Enhanced Surface Water Treatment Rule TT 6 SDWIS / PA1090074 / 0300
2016 CARBON, TOTAL MR 8 SDWIS / PA1090074 / 2920
2015 Interim Enhanced Surface Water Treatment Rule MR 4 SDWIS / PA1090074 / 0300
2008 Gross Alpha, Excl. Radon and U MR 4 SDWIS / PA1090074 / 4000
2006 Methoxychlor MR 6 SDWIS / PA1090074 / 2015
2006 Di(2-ethylhexyl) adipate MR 6 SDWIS / PA1090074 / 2035
2006 OXAMYL MR 6 SDWIS / PA1090074 / 2036
2006 Hexachlorocyclopentadiene MR 6 SDWIS / PA1090074 / 2042
2006 Carbofuran MR 6 SDWIS / PA1090074 / 2046
2006 Pentachlorophenol MR 6 SDWIS / PA1090074 / 2326
2006 ETHYLENE DIBROMIDE MR 6 SDWIS / PA1090074 / 2946
2006 Picloram MR 6 SDWIS / PA1090074 / 2040
2006 LASSO MR 6 SDWIS / PA1090074 / 2051
2006 Benzo(a)pyrene MR 6 SDWIS / PA1090074 / 2306

How PA American Water Co Yardley Compares

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

Metric PA American Water Co Yardley Pennsylvania avg Federal benchmark
Total violations 126 150.6 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 6 8.9 Indicates a contaminant exceeded a federal MCL
PFAS detection 7 compounds 57.6% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 33,171 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 PA American Water Co Yardley water safe to drink?
PA American Water Co Yardley (PWS ID: PA1090074) has 126 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 7 PFAS compounds found. This system serves 33,171 people using Surface Water sources.
How many people does PA American Water Co Yardley serve?
PA American Water Co Yardley serves 33,171 people in Yardley, Pennsylvania. It is a Private-owned system using Surface Water water sources with 12,880 service connections.
What type of violations does PA American Water Co Yardley have?
PA American Water Co Yardley has 126 total violations: 6 health-based violations (MCL exceedances or treatment failures), 117 monitoring/reporting violations, and 6 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in PA American Water Co Yardley water?
Yes. UCMR5 testing detected 7 PFAS compounds in PA American Water Co Yardley's water supply: PFBA, PFPeA, PFHpA, PFBS, PFOS, and others. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does PA American Water Co Yardley use?
PA American Water Co Yardley 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.