Tap water in Sewickley, PA — ZIP 15143
4 public water systems serving about 234,081 people. PFAS "forever chemicals" have been detected here.
D
Poor
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 15143
West View Water Authority
PWSID PA5020043 · serves 200,000 ·
surface water
0 health-based / 2 total violations (5 yrs)
Ambridge Water Auth
PWSID PA5040008 · serves 19,500 ·
surface water
1 health-based / 14 total violations (5 yrs)
Edgeworth Boro Muni Auth
PWSID PA5020015 · serves 7,781 ·
surface water
2 health-based / 3 total violations (5 yrs)
Sewickley Boro Water Auth
PWSID PA5020050 · serves 6,800 ·
groundwater
1 health-based / 7 total violations (5 yrs)
· PFAS up to 12 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology