Tap water in Louisville, KY — ZIP 40150
2 public water systems serving about 883,323 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 40150
Louisville Water Company
PWSID KY0560258 · serves 806,997 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 7.5 ppt — above federal limit
Hardin County Water District #2
PWSID KY0470175 · serves 76,326 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 7.4 ppt — above federal limit
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology