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Water system · PWSID OH2903312

WRIGHT-PATTERSON AFB AREA B PWS

VANDALIA, OH · ~11,034 people served

Check your exact address → VANDALIA overview
22
Action needed
PurityRadar safety score

PWSID

OH2903312

State

Ohio

City

VANDALIA

Population served

11,034

Primary source

Groundwater

Score history

▼ 78 points — the score moved from 100 to 22 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 22

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

PFOS

Perfluorooctanesulfonic acid

14 ppt

limit 4 ppt

Above EPA limit · 3.5×

PFHxS

Perfluorohexanesulfonic acid

18 ppt

limit 10 ppt

Above EPA limit · 1.8×

PFOA

Perfluorooctanoic acid

5.4 ppt

limit 4 ppt

Above EPA limit · 1.4×

PFBA

5 ppt

limit —

No federal limit

PFBS

4.4 ppt

limit —

No federal limit

Violations & enforcement

5

Violations on record

0

Unaddressed

4

Health-based

23

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2024. Official EPA record →

Monitoring & reporting · Total coliform began Nov 2013 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 2000 Resolved
Max contaminant level (MCL) · Total coliform health-based began Dec 1994 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 1992 Resolved
Max contaminant level (MCL) · Total coliform health-based began Oct 1992 Resolved

Recent enforcement actions

  • EPA/federal action · EFL Sep 2024
  • EPA/federal action · EFJ Jan 2024
  • State action · SIF May 2014
  • State action · SOX Feb 2014
  • State action · SIA Dec 2013
  • State action · SIE Dec 2013
  • State action · SOX Apr 2007
  • State action · SOX Apr 2007

This profile is built from EPA public records for system OH2903312 — 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.