Tap water in Emmaus, PA — ZIP 18049
2 public water systems serving about 61,693 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 18049
Lca Wlsa Central Division
PWSID PA3390073 · serves 47,693 ·
surface water
0 health-based / 8 total violations (5 yrs)
· PFAS up to 5.4 ppt — above federal limit
Emmaus Borough Public Water
PWSID PA3390032 · serves 14,000 ·
groundwater
1 health-based / 2 total violations (5 yrs)
· PFAS up to 153 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