County · South Dakota
Beadle County, South Dakota: drinking water records
This overview covers 8 ZIP codes and 8 community water systems in Beadle County. It also stands in for 0 ZIP codes whose utility has too little EPA data for a page of its own.
System population figures are summed from EPA registry records and can overlap where wholesalers and retail systems serve the same people. They are not a Census county-population estimate.
Water systems with the most complete records
| Water system | People served | PFAS survey results | PFAS found | Health-based violations | Lead, 9 in 10 homes at or below |
|---|---|---|---|---|---|
| Huron SD4600169 | 14,263 | 120 | 0 | 0 | 6 ppb |
| Wessington SD4600361 | 170 | 0 | 0 | 1 | 1 ppb |
| Huron Colony SD4602042 | 95 | 0 | 0 | 1 | 0 ppb |
| Wolsey SD4600375 | 459 | 0 | 0 | 0 | 3 ppb |
| Iroquois SD4600174 | 292 | 0 | 0 | 0 | 6 ppb |
| Hitchcock SD4600161 | 112 | 0 | 0 | 0 | 3 ppb |
| Pearl Creek Colony SD4602073 | 94 | 0 | 0 | 0 | 1 ppb |
| Riverside Colony SD4602040 | 80 | 0 | 0 | 0 | 0 ppb |
ZIP reports in Beadle County
No ZIP report in this county is published yet.
Sources and scope
EPA UCMR 5 occurrence data, samples collected 2023-01-03 – 2026-06-17, final release, August 2026 (file dated Aug 28, 2026); EPA SDWIS via ECHO, 2026Q2 extract (file dated Jul 9, 2026); EPA service-area boundaries v3.0; Census 2020 ZCTAs. Page generated 2026-09-03.
Counts cover the systems that report this county to EPA. A water system may cross county lines. "Found" means at least one result at or above the laboratory reporting level; it is not a compliance finding.