Tap water in Montesano, WA — ZIP 98563
2 public water systems serving about 11,316 people.
A
Excellent
Water systems serving 98563
Montesano City Of
PWSID WA5356000 · serves 6,204 ·
groundwater
0 health-based / 3 total violations (5 yrs)
Grays Harbor Co Water Dist 2
PWSID WA5329250 · serves 5,112 ·
groundwater
0 health-based / 1 total violations (5 yrs)
Grades summarize EPA SDWIS violation records (last 5 years) and UCMR 5 PFAS results. They are informational, not a health determination. Methodology