Tap water in Westerville, OH — ZIP 43119
2 public water systems serving about 1,313,030 people. PFAS "forever chemicals" have been detected here.
C
Fair
PFAS detected: at least one system serving this ZIP reported PFAS in EPA UCMR 5
testing. Levels and the 2024 federal limits are shown per system below.
Water systems serving 43119
Columbus Public Water System
PWSID OH2504412 · serves 1,309,468 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 18.2 ppt — above federal limit
Aqua Ohio - Lake Darby
PWSID OH2502612 · serves 3,562 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology