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Water system · PWSID LA1047005

CITY OF PLAQUEMINE WATER SYSTEM

PLAQUEMINE, LA · ~14,043 people served

Check your exact address → PLAQUEMINE overview
58
Fair
PurityRadar safety score

PWSID

LA1047005

State

Louisiana

City

PLAQUEMINE

Population served

14,043

Primary source

Groundwater

Score history

▼ 42 points — the score moved from 100 to 58 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 58

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 Apr 2024). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

6.2 ppt

limit 4 ppt

Above EPA limit · 1.5×

PFOS

Perfluorooctanesulfonic acid

6 ppt

limit 4 ppt

Above EPA limit · 1.5×

Lithium

21,000 ppt

limit —

No federal limit

PFBA

14 ppt

limit —

No federal limit

PFPeA

3.2 ppt

limit —

No federal limit

PFBS

3 ppt

limit —

No federal limit

Violations & enforcement

6

Violations on record

0

Unaddressed

5

Health-based

25

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2015. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Apr 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2006 Resolved
Other · EPA contaminant 7000 began Jul 2004 Resolved
Max contaminant level (MCL) · Total coliform health-based began Sep 1998 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 1997 Resolved

Recent enforcement actions

  • State action · SOX Jun 2015
  • State action · SIF May 2015
  • State action · SIE Apr 2015
  • State action · SIA Apr 2015
  • State action · SOX Mar 2014
  • State action · SOX Mar 2014
  • State action · SIF Nov 2013
  • State action · SIE Oct 2013

This profile is built from EPA public records for system LA1047005 — 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.