💧 ZIP Water Report

Tap water in Egan, SD — ZIP 57016

1 public water system serving about 363 people.

A
Excellent

Water systems serving 57016

Chester Sanitary District
PWSID SD4600088 · serves 363 · groundwater
0 health-based / 0 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