Clayton, LA Tap Water Quality 2026

Water quality report for Clayton, LA — PFAS, lead and copper results, violation history and state inspection findings from EPA SDWIS.

A look at Clayton's drinking water using EPA enforcement records: violations, lead and copper results, PFAS sampling and state inspection findings.

Main Utility: Village Of Clayton Water System PWSID: LA1029002 Updated: 2026 Q2

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4 violations currently open

Lead is 2.00 ppb, 13% of the action level. PFAS has never been sampled at this system.

Clayton earns an F for water quality

Graded on violations and lead, with state inspection findings. PFAS not tested.

Lead: 2.00 ppb — 13% of the federal action level

PFAS never sampled at this system

63 violations since 2015, 51 health-based

4 violations currently open

Clayton's lead level vs. all Louisiana community water systems

0 ppb5 ppb10 ppb15 ppb

Lead level: 2.00 ppb — 13% of the federal action level

✓ Lower lead than 56% of Louisiana utilities

Population Served

559

~292 connections

Water Source

Groundwater

Drawn from wells — SDWIS source code GW

Active Violations

4 open of 63 since 2015

Lead & Copper Testing

Lead (Pb)

90th percentile of tap samples collected across the distribution system

13% of EPA action level

2.00 ppb

Action level: 15 ppb

The 90th-percentile lead result is 2.00 ppb, 13% of the 15 ppb federal action level. The action level is a treatment trigger, not a legal maximum, and it is measured across sampled taps rather than at any single home.

Contaminant Violations (2015–Present)

Contaminant	Type	Measured	Limit	Period	Status
TTHM	MCL EXCEEDANCE	0.126 MG/L	0.080 mg/L	2026	Archived
TTHM	MCL EXCEEDANCE	0.108 MG/L	0.080 mg/L	2025	Archived
TTHM	MCL EXCEEDANCE	0.107 MG/L	0.080 mg/L	2025	Archived
TTHM	MCL EXCEEDANCE	0.109 MG/L	0.080 mg/L	2025	Archived
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Unaddressed
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Unaddressed
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Unaddressed
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2025	Unaddressed
TTHM	MCL EXCEEDANCE	0.107 MG/L	0.080 mg/L	2025	Archived
TTHM	MCL EXCEEDANCE	0.118 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.123 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.129 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.142 MG/L	0.080 mg/L	2024	Archived
TTHM	MCL EXCEEDANCE	0.138 MG/L	0.080 mg/L	2023	Archived
TTHM	MCL EXCEEDANCE	0.139 MG/L	0.080 mg/L	2023	Archived
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2023	Addressed
TTHM	MCL EXCEEDANCE	0.137 MG/L	0.080 mg/L	2023	Archived
TTHM	MCL EXCEEDANCE	0.127 MG/L	0.080 mg/L	2023	Archived
TTHM	MCL EXCEEDANCE	0.124 MG/L	0.080 mg/L	2022	Archived
TTHM	MCL EXCEEDANCE	0.124 MG/L	0.080 mg/L	2022	Archived
TTHM	MCL EXCEEDANCE	0.12 MG/L	0.080 mg/L	2022	Archived
TTHM	MCL EXCEEDANCE	0.127 MG/L	0.080 mg/L	2022	Archived
TTHM	MCL EXCEEDANCE	0.137 MG/L	0.080 mg/L	2021	Archived
TTHM	MCL EXCEEDANCE	0.139 MG/L	0.080 mg/L	2021	Archived
TTHM	MCL EXCEEDANCE	0.142 MG/L	0.080 mg/L	2021	Archived
TTHM	MCL EXCEEDANCE	0.132 MG/L	0.080 mg/L	2021	Archived
TTHM	MCL EXCEEDANCE	0.121 MG/L	0.080 mg/L	2020	Archived
TTHM	MCL EXCEEDANCE	0.121 MG/L	0.080 mg/L	2020	Archived
TTHM	MCL EXCEEDANCE	0.113 MG/L	0.080 mg/L	2020	Archived
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2020	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2020	Resolved
TTHM	MCL EXCEEDANCE	0.124 MG/L	0.080 mg/L	2020	Archived
TTHM	MCL EXCEEDANCE	0.131 MG/L	0.080 mg/L	2019	Archived
TTHM	MCL EXCEEDANCE	0.127 MG/L	0.080 mg/L	2019	Archived
TTHM	MCL EXCEEDANCE	0.134 MG/L	0.080 mg/L	2019	Archived
TTHM	MCL EXCEEDANCE	0.104 MG/L	0.080 mg/L	2019	Archived
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2018	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2018	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2018	Resolved
Groundwater Rule	TREATMENT TECHNIQUE	—	—	2018	Addressed
TTHM	MCL EXCEEDANCE	0.095 MG/L	0.080 mg/L	2018	Archived
TTHM	MCL EXCEEDANCE	91 UG/L	0.080 mg/L	2018	Archived
Public Notice	OTHER	—	—	2018	Resolved
TTHM	MCL EXCEEDANCE	83 UG/L	0.080 mg/L	2018	Archived
Revised Total Coliform Rule	TREATMENT TECHNIQUE	—	—	2018	Resolved
TTHM	MCL EXCEEDANCE	102 UG/L	0.080 mg/L	2018	Archived
Consumer Confidence Rule	OTHER	—	—	2017	Resolved
TTHM	MCL EXCEEDANCE	113 UG/L	0.080 mg/L	2017	Archived
TTHM	MCL EXCEEDANCE	118 UG/L	0.080 mg/L	2017	Archived
TTHM	MCL EXCEEDANCE	124 UG/L	0.080 mg/L	2017	Archived
Public Notice	OTHER	—	—	2017	Resolved
Public Notice	OTHER	—	—	2017	Resolved
TTHM	MCL EXCEEDANCE	110 UG/L	0.080 mg/L	2017	Archived
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2016	Resolved
Revised Total Coliform Rule	MONITORING FAILURE	—	—	2016	Resolved
TTHM	MONITORING AND REPORTING	—	0.080 mg/L	2016	Resolved
Total Haloacetic Acids (HAA5)	MONITORING AND REPORTING	—	0.060 mg/L	2016	Resolved
Chlorine	MONITORING AND REPORTING	—	4.0 mg/L	2016	Archived
Consumer Confidence Rule	OTHER	—	—	2015	Resolved

Understanding violation types MCL violations mean a contaminant exceeded the federal maximum limit — the most serious type.
TT (Treatment Technique) violations mean required treatment procedures weren't followed, but don't necessarily mean contamination occurred.

Violation History

4 violations remain open, out of 63 recorded since 2015 (51 health-based).

About the Main Water System

Utility Village Of Clayton Water System

PWSID LA1029002

Water source Groundwater — Drawn from wells — SDWIS source code GW

Population served 559

Service connections 292

Systems serving this area 1

Regulator State primacy agency

Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Clayton tap water safe to drink? ▼

No federal limit is exceeded on record. 4 violation(s) remain open. Lead is 2.00 ppb, 13% of the action level.

Does Clayton water have PFAS? ▼

This system has never been sampled for PFAS. EPA's national monitoring covered systems serving 3,300 people or more, so no results exist — which is not evidence that none is present.

Who supplies water to Clayton? ▼

Village Of Clayton Water System (PWSID LA1029002). Groundwater. Drawn from wells — SDWIS source code GW

When was this system last inspected? ▼

It was last inspected on 2024-10-04. Inspectors recorded 5 significant deficiencies.

What Should Clayton Residents Do?

Read your annual water report

Your supplier publishes a Consumer Confidence Report each July covering the prior year.

Check for a lead service line

Lead reaches tap water mainly through service lines and household plumbing. Suppliers now publish an inventory identifying lead lines.

Follow the open violation

This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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