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Castor, LA Tap Water Quality 2026

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

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

Main Utility: Village Of Castor Water System PWSID: LA1013006 Updated: 2026 Q2
✅

No federal limits exceeded on record

Lead is 0.30 ppb, 2% of the action level and no violations are open. PFAS has never been sampled at this system.

C

Castor earns a C for water quality

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

Lead: 0.30 ppb — 2% of the federal action level
PFAS never sampled at this system
15 violations since 2015, 11 health-based
No violations currently open
Castor's lead level vs. all Louisiana community water systems
0 ppb5 ppb10 ppb15 ppb
Lead level: 0.30 ppb — 2% of the federal action level
✓ Lower lead than 99% of Louisiana utilities
Population Served
175
~145 connections
Water Source
Groundwater
Drawn from wells — SDWIS source code GW
Active Violations
0
15 since 2015, all resolved

Lead & Copper Testing

Lead (Pb)
90th percentile of tap samples collected across the distribution system
2% of EPA action level
0.30 ppb
Action level: 15 ppb
The 90th-percentile lead result is 0.30 ppb, 2% 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
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 0.063 MG/L 0.060 mg/L 2019 Resolved
TTHM MCL EXCEEDANCE 125 UG/L 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 100 UG/L 0.060 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 96 UG/L 0.060 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 128 UG/L 0.080 mg/L 2018 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 115 UG/L 0.060 mg/L 2018 Resolved
TTHM MCL EXCEEDANCE 161 UG/L 0.080 mg/L 2018 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 161 UG/L 0.080 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 124 UG/L 0.060 mg/L 2017 Resolved
TTHM MONITORING AND REPORTING — 0.080 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MONITORING AND REPORTING — 0.060 mg/L 2017 Resolved
Total Haloacetic Acids (HAA5) MCL EXCEEDANCE 75 UG/L 0.060 mg/L 2017 Resolved
TTHM MCL EXCEEDANCE 114 UG/L 0.080 mg/L 2017 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

15 violations are on record since 2015, of which 11 were health-based. All have been resolved and none remain open.

About the Main Water System

Utility Village Of Castor Water System
PWSID LA1013006
Water source Groundwater — Drawn from wells — SDWIS source code GW
Population served 175
Service connections 145
Systems serving this area 1
Regulator State primacy agency
Data through 2026 Q2 — EPA SDWIS

Frequently Asked Questions

Is Castor tap water safe to drink? ▼
No federal limit is exceeded on record. No violations are currently open. Lead is 0.30 ppb, 2% of the action level.
Does Castor 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 Castor? ▼
Village Of Castor Water System (PWSID LA1013006). Groundwater. Drawn from wells — SDWIS source code GW
When was this system last inspected? ▼
It was last inspected on 2025-02-11. Inspectors recorded 2 significant deficiencies.

What Should Castor 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
Flush before drinking
If water has sat in pipes more than six hours, run the cold tap for two minutes before drinking or cooking.

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