Tap water in Caseyville, IL — ZIP 62269
4 public water systems serving about 195,239 people. PFAS "forever chemicals" have been detected here.
B
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 62269
Il American-East St Louis
PWSID IL1635040 · serves 131,368 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 18.1 ppt
O Fallon
PWSID IL1631100 · serves 46,603 ·
surface water
0 health-based / 2 total violations (5 yrs)
· PFAS up to 13 ppt
Caseyville
PWSID IL1630250 · serves 13,798 ·
surface water
0 health-based / 1 total violations (5 yrs)
· PFAS up to 12.2 ppt
Tritownship Water District
PWSID IL1190080 · serves 3,470 ·
surface water
0 health-based / 3 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