FLANDREAU SCHOOL
South Dakota — Community Water System — PWSID: 084690465
System Information
| PWSID | 084690465 |
| System Name | FLANDREAU SCHOOL |
| System Type | Community Water System |
| Water Source | Ground Water Purchased |
| Activity Status | Active |
| Owner Type | Federal |
| EPA Region | 08 |
| Serves School | Yes |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Mar 2, 2026 |
Location & Contact
| State | South Dakota |
| City | FLANDREAU |
| ZIP Code | 57028 |
| Address | 1132 N Crescent St |
| Organization | GOURNEAU, JEREMY |
| Phone | 605-997-3773 |
Population & Service
| Population Served | 375 |
| Service Connections | 23 |
Drinking Water Violations (33)
This water system has 33 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2025 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2025 | — | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2025 | — | |
| Dec 30, 2024 | — | MR | No | No | — | TT | — | Resolved | Feb 4, 2025 | — | |
| Oct 1, 2023 | — | MR | No | No | — | TT | — | Unaddressed | — | — | |
| Jul 1, 2023 | Jul 31, 2023 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2023 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MON | No | Yes | — | — | — | Resolved | Sep 30, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.080 mg/L | — | Archived | Dec 31, 2024 | — | |
| Jan 1, 2022 | Dec 31, 2024 | MR | No | Yes | — | 0.060 mg/L | — | Archived | Dec 31, 2024 | — | |
| Dec 30, 2020 | — | MR | No | No | — | TT | — | Resolved | Mar 5, 2021 | — | |
| Jan 1, 2018 | Aug 31, 2020 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2020 | — | |
| Jan 1, 2018 | Aug 31, 2020 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2020 | — | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2002 | Dec 31, 2004 | MR | No | Yes | — | 7 MFL | — | Resolved | Dec 31, 2004 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 1 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Jan 1, 2001 | Dec 31, 2001 | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 2001 | — | |
| Sep 1, 1993 | Sep 30, 1993 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1993 | — | |
| Sep 1, 1993 | Sep 30, 1993 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1993 | — | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1992 | — | |
| Aug 1, 1992 | Aug 31, 1992 | MR | No | Yes | — | 5% of samples | — | Archived | Aug 31, 1992 | — | |
| Jul 1, 1992 | Jul 31, 1992 | MR | No | No | — | 5% of samples | — | Archived | Jul 31, 1992 | — | |
| Jun 1, 1992 | Jun 30, 1992 | MR | No | No | — | 5% of samples | — | Archived | Jun 30, 1992 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1991 | — | |
| Sep 1, 1991 | Sep 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1991 | — | |
| Aug 1, 1991 | Aug 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1991 | — | |
| Aug 1, 1991 | Aug 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Aug 31, 1991 | — | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1991 | — |
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.