Tap water in Leola, PA — ZIP 17540
3 public water systems serving about 132,061 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 17540
City Of Lancaster
PWSID PA7360058 · serves 120,000 ·
surface water
1 health-based / 3 total violations (5 yrs)
· PFAS up to 28.8 ppt — above federal limit
Upper Leacock Township
PWSID PA7360140 · serves 7,734 ·
surface water
1 health-based / 8 total violations (5 yrs)
· PFAS up to 12.4 ppt — above federal limit
West Earl Water Authority
PWSID PA7360143 · serves 4,327 ·
surface water
2 health-based / 5 total violations (5 yrs)
· PFAS up to 3.3 ppt
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology