MISSION WATER SYSTEM
South Dakota — Community Water System — PWSID: 084690532
System Information
| PWSID | 084690532 |
| System Name | MISSION WATER SYSTEM |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 13, 2005 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | South Dakota |
| City | MISSION |
| ZIP Code | 57555 |
| Address | — |
| Organization | PETERSEN, HEATHER |
| Phone | 605-856-4499 |
Population & Service
| Population Served | 1,500 |
| Service Connections | 550 |
Drinking Water Violations (3)
This water system has 3 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2022 | Aug 31, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2022 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 20, 2023 | Lead and Copper Rule |
| Oct 1, 2021 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 20, 2023 | Lead and Copper Rule |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.