Tap water in South Bend, IN — ZIP 46544
2 public water systems serving about 164,675 people. PFAS "forever chemicals" have been detected here.
D
Poor
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 46544
South Bend Water Works
PWSID IN5271014 · serves 115,000 ·
groundwater
0 health-based / 1 total violations (5 yrs)
· PFAS up to 39.7 ppt — above federal limit
Mishawaka Utilities
PWSID IN5271009 · serves 49,675 ·
groundwater
0 health-based / 0 total violations (5 yrs)
· PFAS up to 5.6 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