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Water system · PWSID MS0360015

UNIVERSITY OF MISSISSIPPI

OXFORD, MS · ~26,874 people served

Check your exact address → OXFORD overview
79
Good
PurityRadar safety score

PWSID

MS0360015

State

Mississippi

City

OXFORD

Population served

26,874

Primary source

Groundwater

Score history

▼ 21 points — the score moved from 100 to 79 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 79

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 Sep 2025). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

4.5 ppt

limit 4 ppt

Above EPA limit · 1.1×

PFOS

Perfluorooctanesulfonic acid

4.2 ppt

limit 4 ppt

Above EPA limit · 1.0×

PFHxS

Perfluorohexanesulfonic acid

5.6 ppt

limit 10 ppt

Near EPA limit

PFPeA

8.5 ppt

limit —

No federal limit

PFBA

7.9 ppt

limit —

No federal limit

PFHxA

6.4 ppt

limit —

No federal limit

PFBS

5.2 ppt

limit —

No federal limit

PFHpA

3 ppt

limit —

No federal limit

Violations & enforcement

141

Violations on record

0

Unaddressed

3

Health-based

68

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2021. Official EPA record →

Monitoring & reporting · EPA contaminant 0999 began Jan 2021 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Feb 2013 Resolved
Monitoring & reporting · Combined radium-226/228 began Oct 2012 Resolved
Monitoring & reporting · EPA contaminant 4030 began Oct 2012 Resolved
Monitoring & reporting · EPA contaminant 4020 began Oct 2012 Resolved
Monitoring & reporting · EPA contaminant 4030 began Oct 2012 Resolved
Monitoring & reporting · EPA contaminant 4020 began Oct 2012 Resolved
Monitoring & reporting · Combined radium-226/228 began Oct 2012 Resolved
Monitoring & reporting · Combined radium-226/228 began Jul 2012 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jul 2012 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jul 2012 Resolved

Recent enforcement actions

  • State action · SOX Jun 2021
  • State action · SIF Feb 2021
  • State action · SFJ Feb 2021
  • State action · SIE Feb 2021
  • State action · SIF Dec 2013
  • State action · SOX Nov 2013
  • State action · SIF Jun 2013
  • State action · SIF Apr 2013

This profile is built from EPA public records for system MS0360015 — 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.