Tap water in Winner, SD — ZIP 57317
2 public water systems serving about 5,135 people.
A
Excellent
Water systems serving 57317
Tripp County Water User District
PWSID SD4600520 · serves 4,860 ·
groundwater
0 health-based / 0 total violations (5 yrs)
Bonesteel
PWSID SD4600045 · serves 275 ·
groundwater
0 health-based / 0 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