💧 ZIP Water Report

Tap water in Hummelstown, PA — ZIP 17109

3 public water systems serving about 123,168 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 17109

Capital Region Water
PWSID PA7220049 · serves 66,540 · surface water
0 health-based / 2 total violations (5 yrs)
A
Pa Amer Water Co
PWSID PA7220017 · serves 50,200 · surface water
0 health-based / 0 total violations (5 yrs) · PFAS up to 6.9 ppt — above federal limit
C
Pa American Water Steelton
PWSID PA7220036 · serves 6,428 · surface water
0 health-based / 0 total violations (5 yrs)
A

Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology