Tap water in Columbia, PA — ZIP 17547
2 public water systems serving about 29,248 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 17547
Columbia Water Co
PWSID PA7360123 · serves 25,200 ·
surface water
0 health-based / 4 total violations (5 yrs)
East Donegal
PWSID PA7360083 · serves 4,048 ·
groundwater
0 health-based / 6 total violations (5 yrs)
· PFAS up to 5.3 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology