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Carencro, LA Tap Water Quality 2026

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

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

Main Utility: City Of Carencro Water System PWSID: LA1055005 Updated: 2026 Q2
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1 violation currently open

Lead is 0.63 ppb, 4% of the action level. No PFAS was detected.

D

Carencro earns a D for water quality

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

Lead: 0.63 ppb — 4% of the federal action level
PFAS tested, none detected
4 violations since 2015, 1 health-based
1 violation currently open
Carencro's lead level vs. all Louisiana community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 0.63 ppb — 4% of the federal action level
✓ Lower lead than 93% of Louisiana utilities
Population Served
7666
~3767 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
1
1 open of 4 since 2015

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
4% of EPA action level
0.63 ppb
Action level: 15 ppb
The 90th-percentile lead result is 0.63 ppb, 4% 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
Groundwater Rule TREATMENT TECHNIQUE — — 2026 Unaddressed
Lead and Copper Rule MONITORING AND REPORTING — TT 2024 Resolved
Public Notice OTHER — — 2021 Resolved
Lead and Copper Rule MONITORING AND REPORTING — TT 2020 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

1 violation remains open, out of 4 recorded since 2015 (1 health-based).

About the Main Water System

Utility City Of Carencro Water System
PWSID LA1055005
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 7,666
Service connections 3,767
Systems serving this area 3
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Carencro tap water safe to drink? ▼
No federal limit is exceeded on record. 1 violation(s) remain open. Lead is 0.63 ppb, 4% of the action level.
Does Carencro water have PFAS? ▼
It was tested for the six regulated PFAS compounds and none were detected.
Who supplies water to Carencro? ▼
City Of Carencro Water System (PWSID LA1055005), one of 3 systems serving this area. Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-11-24. Inspectors recorded 1 significant deficiency.

What Should Carencro Residents Do?

1
Read your annual water report
Your supplier publishes a Consumer Confidence Report each July covering the prior year.
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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