💧 ZIP Water Report

Tap water in Waukesha, WI — ZIP 53186

3 public water systems serving about 85,808 people.

F
Failing

Water systems serving 53186

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
Town Of Brookfield San Dist 4
PWSID WI2680239 · serves 6,419 · groundwater
0 health-based / 1 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