PWSID
OH5750618
State
Ohio
City
DAYTON
Population served
125
Primary source
SWP
Score history
▼ 28 points — the score moved from 100 to 72 on Jun 18, 2026, as newly published EPA data was incorporated.
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 Mar 2025). Levels in parts per trillion (ppt).
PFOS
Perfluorooctanesulfonic acid
6.5 ppt
limit 4 ppt
PFHxS
Perfluorohexanesulfonic acid
7.8 ppt
limit 10 ppt
PFHxA
4.2 ppt
limit —
PFPeA
4.2 ppt
limit —
Violations & enforcement
5
Violations on record
1
Unaddressed
1
Health-based
13
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Sep 2025. Official EPA record →
Recent enforcement actions
- State action · SIA Sep 2025
- State action · SIE Sep 2025
- State action · SOX Aug 2025
- State action · SIA Aug 2025
- State action · SIF Jun 2025
- State action · SOX Jun 2025
- State action · SIF Jun 2025
- EPA/federal action · EIE Jun 2025
This profile is built from EPA public records for system OH5750618 — 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.