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Water system · PWSID LA1071001

NEW ORLEANS ALGIERS WATER WORKS

NEW ORLEANS, LA · ~52,785 people served

Check your exact address → NEW ORLEANS overview
81
Good
PurityRadar safety score

PWSID

LA1071001

State

Louisiana

City

NEW ORLEANS

Population served

52,785

Primary source

Surface water

Score history

▼ 19 points — the score moved from 100 to 81 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 81

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 Dec 2023). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

4.5 ppt

limit 4 ppt

Above EPA limit · 1.1×

PFOA

Perfluorooctanoic acid

4 ppt

limit 4 ppt

Near EPA limit

Lithium

11,400 ppt

limit —

No federal limit

PFBA

8.5 ppt

limit —

No federal limit

Violations & enforcement

11

Violations on record

0

Unaddressed

9

Health-based

39

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2025. Official EPA record →

Treatment technique · EPA contaminant 0300 health-based began Jan 2025 Resolved
Treatment technique · Bromate health-based began Jul 2022 Resolved
Treatment technique · Bromate health-based began Apr 2022 Resolved
Monitoring & reporting · Bromate began Jan 2022 Resolved
Treatment technique · Bromate health-based began Jan 2022 Resolved
Treatment technique · Bromate health-based began Oct 2021 Resolved
Treatment technique · Bromate health-based began Jul 2021 Resolved
Treatment technique · Bromate health-based began Oct 2018 Resolved
Treatment technique · EPA contaminant 0200 health-based began Jul 2010 Resolved
Treatment technique · EPA contaminant 0800 health-based began Jan 2010 Resolved
Other · EPA contaminant 7000 began Jul 2006 Resolved

Recent enforcement actions

  • State action · SIF Jun 2025
  • State action · SIA Apr 2025
  • State action · SOX Apr 2025
  • State action · SIE Apr 2025
  • State action · SIF Mar 2023
  • State action · SOX Dec 2022
  • State action · SIE Nov 2022
  • State action · SIA Nov 2022

This profile is built from EPA public records for system LA1071001 — 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.