Tap water in Naperville, IL — ZIP 60564

2 public water systems serving about 339,406 people. PFAS "forever chemicals" have been detected here.

Good

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 60564

Aurora

PWSID IL0894070 · serves 183,000 · surface water

0 health-based / 0 total violations (5 yrs) · PFAS up to 5.9 ppt

Naperville

PWSID IL0434670 · serves 156,406 · surface water

0 health-based / 16 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