Tap water in Knottsville, KY — ZIP 42348
2 public water systems serving about 30,434 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 42348
Hardinsburg Ro Wtp
PWSID KY0140966 · serves 18,437 ·
groundwater
0 health-based / 0 total violations (5 yrs)
E Daviess Co Water Assoc Inc
PWSID KY0300109 · serves 11,997 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 5 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