MNI WICONI WTP / CORELINE
South Dakota — Community Water System — PWSID: 084690026
System Information
| PWSID | 084690026 |
| System Name | MNI WICONI WTP / CORELINE |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | Yes |
| First Reported | Aug 8, 2002 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | FORT PIERRE |
| ZIP Code | 57532 |
| Address | MNI WICONI RWS |
| Organization | BLACKSMITH, RON |
| Phone | 605-295-8252 |
Population & Service
| Population Served | 25 |
| Service Connections | 64 |
Drinking Water Violations (16)
This water system has 16 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2023 | — | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2022 | — | |
| Nov 1, 2022 | Nov 30, 2022 | MR | No | Yes | — | — | — | Resolved | Nov 30, 2022 | — | |
| Sep 29, 2022 | — | MR | No | No | — | TT | — | Resolved | Oct 25, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 2022 | — | |
| Dec 30, 2020 | — | MR | No | No | — | TT | — | Resolved | Mar 4, 2021 | — | |
| Nov 1, 2020 | Nov 30, 2020 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2020 | — | |
| Nov 1, 2020 | Nov 30, 2020 | MON | No | Yes | — | — | — | Resolved | Nov 30, 2020 | — | |
| Dec 1, 2018 | Dec 31, 2018 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2018 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2017 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | — | TT | — | Archived | Mar 31, 2010 | — | |
| Aug 1, 2002 | Aug 31, 2002 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2002 | — | |
| Aug 1, 2002 | Aug 31, 2002 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2002 | — | |
| Aug 1, 2002 | Aug 31, 2002 | TT | Yes | No | — | — | — | Resolved | Aug 31, 2002 | — |
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.