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Grambling, LA Tap Water Quality 2026

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

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

Main Utility: Town Of Grambling Water System PWSID: LA1061006 Updated: 2026 Q2
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9 violations currently open

Lead is 9.00 ppb, 60% of the action level. No PFAS was detected.

D

Grambling earns a D for water quality

Graded on violations, lead, and PFAS, with state inspection findings.

Lead: 9.00 ppb — 60% of the federal action level
PFAS tested, none detected
17 violations since 2015, 12 health-based
9 violations currently open
Grambling's lead level vs. all Louisiana community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 9.00 ppb — 60% of the federal action level
✓ Lower lead than 3% of Louisiana utilities
Population Served
4800
~903 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
9
9 open of 17 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
60% of EPA action level
9.00 ppb
Action level: 15 ppb
The 90th-percentile lead result is 9.00 ppb, 60% 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)

ContaminantTypeMeasuredLimitPeriodStatus
Public Notice OTHER — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2025 Unaddressed
Consumer Confidence Rule OTHER — — 2025 Resolved
LEAD AND COPPER RULE REVISIONS TREATMENT TECHNIQUE — — 2024 Resolved
Consumer Confidence Rule OTHER — — 2024 Resolved
Public Notice OTHER — — 2023 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2023 Resolved
Groundwater Rule TREATMENT TECHNIQUE — — 2023 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2023 Unaddressed
Groundwater Rule TREATMENT TECHNIQUE — — 2020 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2018 Unaddressed
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

9 violations remain open, out of 17 recorded since 2015 (12 health-based).

About the Main Water System

Utility Town Of Grambling Water System
PWSID LA1061006
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 4,800
Service connections 903
Systems serving this area 4
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Grambling tap water safe to drink? ▼
No federal limit is exceeded on record. 9 violation(s) remain open. Lead is 9.00 ppb, 60% of the action level.
Does Grambling water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Grambling? ▼
Town Of Grambling Water System (PWSID LA1061006), one of 4 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2026-03-30. No significant deficiencies were recorded.

What Should Grambling Residents Do?

1
Consider a filter certified for lead
Look for NSF/ANSI 53 certification for lead reduction.
2
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.
3
Follow the open violation
This system has an unresolved violation. Contact the supplier for its corrective-action schedule.

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