💧 ZIP Water Report

Tap water in Polson, MT — ZIP 59860

1 public water system serving about 5,300 people.

A
Excellent

Water systems serving 59860

Polson City Of
PWSID MT0000308 · serves 5,300 · groundwater
0 health-based / 2 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