PWSID
OH6100011
State
Ohio
City
CALDWELL
Population served
3,300
Primary source
Surface water
Score history
▼ 33 points — the score moved from 100 to 67 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 May 2025). Levels in parts per trillion (ppt).
PFOA
Perfluorooctanoic acid
13 ppt
limit 4 ppt
Violations & enforcement
24
Violations on record
1
Unaddressed
9
Health-based
66
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Aug 2025. Official EPA record →
Recent enforcement actions
- State action · SOX Aug 2025
- State action · SIA Aug 2025
- State action · SIA Oct 2023
- State action · SOX Jun 2020
- State action · SIA Jan 2020
- State action · SIF Jan 2008
- State action · SOX Dec 2007
- State action · SOX Dec 2007
This profile is built from EPA public records for system OH6100011 — 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.