💧 ZIP Water Report

Tap water in Watertown, MN — ZIP 55388

1 public water system serving about 4,550 people.

A
Excellent

Water systems serving 55388

Watertown
PWSID MN1100012 · serves 4,550 · 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