Tap water in Mechanicsburg, PA — ZIP 19518
2 public water systems serving about 30,304 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 19518
Paw Glen Alsace Div
PWSID PA3060088 · serves 24,951 ·
surface water
0 health-based / 0 total violations (5 yrs)
· PFAS up to 29.8 ppt — above federal limit
Birdsboro Muni Water Auth
PWSID PA3060010 · serves 5,353 ·
surface water
1 health-based / 12 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology