Tap water in Joliet, IL — ZIP 60435
2 public water systems serving about 161,435 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 60435
Joliet
PWSID IL1970450 · serves 160,000 ·
groundwater
1 health-based / 8 total violations (5 yrs)
Crystal Lawns Addition Improvement Assoc
PWSID IL1975480 · serves 1,435 ·
groundwater
0 health-based / 4 total violations (5 yrs)
· PFAS up to 3.7 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology