💧 ZIP Water Report

Tap water in Ann Arbor, MI — ZIP 48109

1 public water system serving about 123,851 people. PFAS "forever chemicals" have been detected here.

B
Good
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 48109

Ann Arbor
PWSID MI0000220 · serves 123,851 · surface water
0 health-based / 1 total violations (5 yrs) · PFAS up to 6.1 ppt
B

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