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Water system · PWSID LA1047002

INTRACOASTAL WATER SYSTEM WEST

PLAQUEMINE, LA · ~6,489 people served

Check your exact address → PLAQUEMINE overview
100
Excellent
PurityRadar safety score

PWSID

LA1047002

State

Louisiana

City

PLAQUEMINE

Population served

6,489

Primary source

Surface water

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

Latest detections from EPA’s UCMR5 monitoring (through Feb 2024). Levels in parts per trillion (ppt).

PFBA

5.7 ppt

limit —

No federal limit

Violations & enforcement

18

Violations on record

0

Unaddressed

14

Health-based

62

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2024. Official EPA record →

Max contaminant level (MCL) · Haloacetic acids (HAA5) health-based began Jul 2023 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2023 Resolved
Max contaminant level (MCL) · Haloacetic acids (HAA5) health-based began Apr 2023 Resolved
Treatment technique · EPA contaminant 0300 health-based began Feb 2023 Resolved
Treatment technique · EPA contaminant 0300 health-based began Jan 2023 Resolved
Treatment technique · EPA contaminant 0300 health-based began Jan 2023 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2023 Resolved
Max contaminant level (MCL) · Haloacetic acids (HAA5) health-based began Jan 2023 Resolved
Treatment technique · EPA contaminant 0300 health-based began Dec 2022 Resolved
Treatment technique · EPA contaminant 0300 health-based began Dec 2022 Resolved
Monitoring & reporting · EPA contaminant 1009 began Dec 2022 Resolved
Monitoring & reporting · EPA contaminant 1009 began Nov 2022 Resolved

Recent enforcement actions

  • State action · SID Jun 2024
  • State action · SID May 2024
  • State action · SID Dec 2023
  • State action · SIF Dec 2023
  • State action · SOX Dec 2023
  • State action · SIE Oct 2023
  • State action · SIA Oct 2023
  • State action · SID Sep 2023

This profile is built from EPA public records for system LA1047002 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.