Tap water in Waterloo, IA — ZIP 50707
2 public water systems serving about 74,065 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 50707
Waterloo Water Works
PWSID IA0790074 · serves 69,504 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 13 ppt — above federal limit
Evansdale Water Works
PWSID IA0723027 · serves 4,561 ·
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