Tap water in Decatur, IL — ZIP 62521
3 public water systems serving about 89,805 people. PFAS "forever chemicals" have been detected here.
F
Failing
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 62521
Decatur
PWSID IL1150150 · serves 76,122 ·
surface water
0 health-based / 1 total violations (5 yrs)
Long Creek Township Pws
PWSID IL1155150 · serves 7,850 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Mount Zion
PWSID IL1150350 · serves 5,833 ·
surface water
6 health-based / 8 total violations (5 yrs)
· PFAS up to 3.4 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology