Mellette County, South Dakota Water Systems
Mellette County, South Dakota
5 community water systems on record — 2 active, 3 inactive.
Every active community water system nationwide must produce a Consumer Confidence Report under the EPA's revised rule, effective for reports due July 1, 2027.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace South Dakota’s official records. Always confirm current status with South Dakota before making decisions based on this information.
Community water systems in Mellette County, South Dakota
- TRIPP COUNTY WATER USER DISTRICTWINNER · 4,860 servedActive
- WHITE RIVERWHITE RIVER · 533 servedActive
- WOODWOOD · 88 servedInactive
- WR/LJ - MELLETTE EASTMURDO · 108 servedInactive
- WR/LJ - MELLETTE WEST PROJECTMURDO · 110 servedInactive
| System name | City | Population served | Status |
|---|---|---|---|
| TRIPP COUNTY WATER USER DISTRICT | WINNER | 4,860 | Active |
| WHITE RIVER | WHITE RIVER | 533 | Active |
| WOOD | WOOD | 88 | Inactive |
| WR/LJ - MELLETTE EAST | MURDO | 108 | Inactive |
| WR/LJ - MELLETTE WEST PROJECT | MURDO | 110 | Inactive |