Tap water in Watertown, SD — ZIP 57201
3 public water systems serving about 32,560 people.
A
Excellent
Water systems serving 57201
Watertown Municipal Utilities
PWSID SD4600356 · serves 23,230 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Grant-Roberts Rural Water System
PWSID SD4600864 · serves 5,050 ·
groundwater
0 health-based / 1 total violations (5 yrs)
Sioux Rural Water System
PWSID SD4600866 · serves 4,280 ·
groundwater
0 health-based / 3 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