💧 ZIP Water Report

Tap water in Waukesha, WI — ZIP 53187

2 public water systems serving about 79,389 people.

F
Failing

Water systems serving 53187

Waukesha Water Utility
PWSID WI2680238 · serves 70,718 · surface water
36 health-based / 51 total violations (5 yrs)
F
Pewaukee City Water And Sewer Utility
PWSID WI2680214 · serves 8,671 · groundwater
11 health-based / 16 total violations (5 yrs)
F

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