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Water system · PWSID MS0240001

CITY OF BILOXI

BILOXI, MS · ~23,310 people served

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

PWSID

MS0240001

State

Mississippi

City

BILOXI

Population served

23,310

Primary source

Groundwater

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

Lithium

11,900 ppt

limit —

No federal limit

Violations & enforcement

329

Violations on record

0

Unaddressed

1

Health-based

443

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2012. Official EPA record →

Max contaminant level (MCL) · Total coliform health-based began Aug 2012 Resolved
Monitoring & reporting · EPA contaminant 4020 began Apr 2010 Resolved
Monitoring & reporting · Combined radium-226/228 began Apr 2010 Resolved
Monitoring & reporting · EPA contaminant 4030 began Apr 2010 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jan 2010 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jan 2010 Resolved
Monitoring & reporting · Combined radium-226/228 began Jan 2010 Resolved
Other · EPA contaminant 7500 began Jul 2009 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jul 2009 Resolved
Monitoring & reporting · Combined radium-226/228 began Jul 2009 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jul 2009 Resolved
Monitoring & reporting · Gross alpha began Jul 2008 Resolved

Recent enforcement actions

  • State action · SIF Oct 2012
  • State action · SOX Sep 2012
  • State action · SFJ Sep 2012
  • State action · SIE Sep 2012
  • State action · SIF May 2012
  • State action · SOX May 2012
  • State action · SFJ Mar 2012
  • State action · SIE Mar 2012

This profile is built from EPA public records for system MS0240001 — 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.