Tap water in Chatham, IL — ZIP 62536
1 public water system serving about 16,423 people.
A
Excellent
Water systems serving 62536
Chatham
PWSID IL1670300 · serves 16,423 ·
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