Tap water in Yardley, PA — ZIP 18940
3 public water systems serving about 108,421 people. PFAS "forever chemicals" have been detected here.
F
Failing
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 18940
Newtown Artesian Water Co
PWSID PA1090043 · serves 38,500 ·
surface water
0 health-based / 3 total violations (5 yrs)
· PFAS up to 12.3 ppt — above federal limit
Northampton Bucks Co Mun Auth
PWSID PA1090089 · serves 36,750 ·
surface water
0 health-based / 105 total violations (5 yrs)
· PFAS up to 23 ppt — above federal limit
Pa American Water Co Yardley
PWSID PA1090074 · serves 33,171 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 9.7 ppt — above federal limit
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology