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Community Water System · PWS NJ0801001

Borough of Clayton

Clayton, New Jersey 08312 - drinking water served from groundwater sources to 8,179 people, tracked in EPA SDWIS and UCMR5.

8,179
People served
317
EPA violations
0
Health-based
3 PFAS
UCMR5 result

The verdict

EPA records 317 drinking-water violations at Borough of Clayton - above the New Jersey per-system average, and UCMR5 testing detected 3 PFAS compounds.

317
Total EPA violations on record
0%
Health-based (MCL / treatment failure)
8,179
People served by this system
3
PFAS compounds detected (UCMR5)

Water Quality Snapshot: Borough of Clayton

Borough of Clayton is a local-owned community water system that delivers drinking water to 8,179 residents in Clayton, New Jersey (Gloucester County) through 2,748 service connections. Its water is drawn from groundwater sources. EPA's Safe Drinking Water Information System records 317 total violations for this system , of which 0 (0%) are health-based, meaning a contaminant exceeded an EPA Maximum Contaminant Level or a required treatment technique failed. A further 303 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 1,2,4-Trichlorobenzene, recorded in 12 violations (MR). Under EPA's UCMR5 PFAS monitoring program, 3 PFAS compounds were detected in samples collected from this system, with a maximum reported concentration of 7.3 ppt (parts per trillion). PFAS are persistent synthetic chemicals linked to health effects at very low exposure levels.

Across New Jersey, EPA tracks 3,428 public water systems serving 9,570,926 people, with 204,988 cumulative violations and 22,229 health-based violations on record. About 95% of systems in the state carry at least one violation, and state-wide the average per system is 59.8 violations. Statewide, 208 of 264 UCMR5-tested systems have reported PFAS detections (78.8%).

Borough of Clayton's 317 violations sit above the New Jersey 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

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

Population Served
8,179
Total Violations
317
Health-Based Violations
0
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
2,748
County
Gloucester
School/Daycare
No
MCL Violations
0
Monitoring Violations
303
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
1,2,4-Trichlorobenzene MR 12 2008
1,1-Dichloroethylene MR 12 2008
1,2-Dichloroethane MR 12 2008
1,1,1-Trichloroethane MR 12 2008
1,2-Dichloropropane MR 12 2008
1,1,2-Trichloroethane MR 12 2008
Benzene MR 12 2008
Toluene MR 12 2008
Xylenes, Total MR 12 2008
DICHLOROMETHANE MR 12 2008
o-Dichlorobenzene MR 12 2008
p-Dichlorobenzene MR 12 2008
Vinyl chloride MR 12 2008
Carbon tetrachloride MR 12 2008
CHLOROBENZENE MR 12 2008
Styrene MR 12 2008
cis-1,2-Dichloroethylene MR 12 2008
Ethylbenzene MR 12 2008
Trichloroethylene MR 12 2008
trans-1,2-Dichloroethylene MR 12 2008
Tetrachloroethylene MR 12 2008
Chlorine MR 8 2024
Combined Radium (-226 and -228) MR 4 2014
Cadmium MR 4 1988
Barium MR 4 1988
Arsenic MR 4 1988
Mercury MR 4 1988
Fluoride MR 4 1988
Chromium MR 4 1988
Selenium MR 4 1988

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 5 of 116 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFBA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
8:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
NEtFOSAA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFTA 7/19/2023 <8.00 ppt 8.00 ppt Not Detected
PFHxA 7/19/2023 4.70 ppt 3.00 ppt Detected
PFTrDA 7/19/2023 <7.00 ppt 7.00 ppt Not Detected
PFMPA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFPeA 7/19/2023 3.20 ppt 3.00 ppt Detected
PFMBA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
11Cl-PF3OUdS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
HFPO-DA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFUnA 7/19/2023 <2.00 ppt 2.00 ppt Not Detected
PFDoA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFPeS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFOA 7/19/2023 7.30 ppt 4.00 ppt Detected
PFOS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 7/19/2023 <6.00 ppt 6.00 ppt Not Detected
PFEESA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
NFDHA 7/19/2023 <20.00 ppt 20.00 ppt Not Detected
9Cl-PF3ONS 7/19/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHxA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFDA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFOA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFOS 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFNA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFHxS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFHpA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFBS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
NMeFOSAA 7/19/2023 <6.00 ppt 6.00 ppt Not Detected
11Cl-PF3OUdS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFTrDA 7/19/2023 <7.00 ppt 7.00 ppt Not Detected
PFPeA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
NEtFOSAA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
9Cl-PF3ONS 7/19/2023 <2.00 ppt 2.00 ppt Not Detected
ADONA 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
HFPO-DA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
PFBA 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
6:2 FTS 7/19/2023 <5.00 ppt 5.00 ppt Not Detected
4:2 FTS 7/19/2023 <3.00 ppt 3.00 ppt Not Detected
PFMPA 7/19/2023 <4.00 ppt 4.00 ppt Not Detected
PFMBA 7/19/2023 <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 Borough of Clayton.

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 NJ0801001 on SDWIS

Source: EPA SDWIS Federal Reports Search

State Regulator

New Jersey Drinking Water Authority

NJ DEP, Bureau of Safe Drinking Water is the primacy agency that licenses and inspects Borough of Clayton under EPA-delegated authority.

Open NJ regulator portal

Source: NJ 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 Chlorine MR 8 SDWIS / NJ0801001 / 0999
2019 Lead and Copper Rule MR 2 SDWIS / NJ0801001 / 5000
2015 Coliform (TCR) MR 2 SDWIS / NJ0801001 / 3100
2014 Combined Radium (-226 and -228) MR 4 SDWIS / NJ0801001 / 4010
2014 Radium-228 MR 4 SDWIS / NJ0801001 / 4030
2012 Consumer Confidence Rule Other 1 SDWIS / NJ0801001 / 7000
2008 1,2,4-Trichlorobenzene MR 12 SDWIS / NJ0801001 / 2378
2008 1,1-Dichloroethylene MR 12 SDWIS / NJ0801001 / 2977
2008 1,2-Dichloroethane MR 12 SDWIS / NJ0801001 / 2980
2008 1,1,1-Trichloroethane MR 12 SDWIS / NJ0801001 / 2981
2008 1,2-Dichloropropane MR 12 SDWIS / NJ0801001 / 2983
2008 1,1,2-Trichloroethane MR 12 SDWIS / NJ0801001 / 2985
2008 Benzene MR 12 SDWIS / NJ0801001 / 2990
2008 Toluene MR 12 SDWIS / NJ0801001 / 2991
2008 Xylenes, Total MR 12 SDWIS / NJ0801001 / 2955

How Borough of Clayton Compares

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

Metric Borough of Clayton New Jersey avg Federal benchmark
Total violations 317 59.8 SDWA compliance, any non-zero count is a recorded breach
Health-based violations 0 6.5 Indicates a contaminant exceeded a federal MCL
PFAS detection 3 compounds 78.8% EPA final rule (2024): PFOA/PFOS MCL = 4.0 ppt
Population served 8,179 2,792 Sizing context for compliance burden

Sources: EPA SDWIS and EPA National Primary Drinking Water Regulations (40 CFR Part 141). State averages computed across 3,428 regulated public water systems in New Jersey.

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 Borough of Clayton water safe to drink? ▼
Borough of Clayton (PWS ID: NJ0801001) has 317 recorded violations in the EPA SDWIS database. PFAS contamination has been detected in UCMR5 testing, with 3 PFAS compounds found. This system serves 8,179 people using Groundwater sources.
How many people does Borough of Clayton serve? ▼
Borough of Clayton serves 8,179 people in Clayton, New Jersey. It is a Local-owned system using Groundwater water sources with 2,748 service connections.
What type of violations does Borough of Clayton have? ▼
Borough of Clayton has 317 total violations: 0 health-based violations (MCL exceedances or treatment failures), 303 monitoring/reporting violations, and 0 treatment technique violations. Health-based violations indicate contaminant levels exceeded EPA safe limits.
Has PFAS been detected in Borough of Clayton water? ▼
Yes. UCMR5 testing detected 3 PFAS compounds in Borough of Clayton's water supply: PFHxA, PFPeA, PFOA. PFAS are persistent "forever chemicals" that do not break down in the environment.
What water source does Borough of Clayton use? ▼
Borough of Clayton uses Groundwater 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.