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Water system · PWSID MS0110005

TOWN OF PORT GIBSON

PORT GIBSON, MS · ~3,047 people served

Check your exact address → PORT GIBSON overview
100
Excellent
PurityRadar safety score

PWSID

MS0110005

State

Mississippi

City

PORT GIBSON

Population served

3,047

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

Lithium

43,000 ppt

limit —

No federal limit

Violations & enforcement

91

Violations on record

1

Unaddressed

4

Health-based

103

Enforcement actions

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

Monitoring & reporting · Lead & Copper Rule began Jan 2021 Unaddressed
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2023 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2023 Resolved
Monitoring · Lead & Copper Rule began Apr 2021 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2021 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jan 2021 Resolved
Monitoring · Lead & Copper Rule began Jun 2020 Resolved
Monitoring & reporting · EPA contaminant 0999 began Apr 2020 Resolved
Reporting · Lead & Copper Rule began Jun 2018 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2015 Resolved

Recent enforcement actions

  • State action · SOX Dec 2025
  • State action · SO+ Mar 2025
  • State action · SO+ Mar 2024
  • State action · SOX Sep 2021
  • State action · SOX May 2021
  • State action · SIE May 2021
  • State action · SFJ May 2021
  • State action · SFJ Apr 2021

This profile is built from EPA public records for system MS0110005 — 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.