Desoto Parish Water Works District 1
PWSID LA1031030 · Mansfield, Louisiana · serves 7,173 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 3.7 ppt | — | 12/2/2025 |
| PFPeA | 3.1 ppt | — | 10/29/2025 |
| PFHxA | 3 ppt | — | 12/2/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-05-29 | Revised Total Coliform Rule | TT | Yes | Resolved |
| 2025-08-01 | Surface Water Treatment Rule | TT | Yes | Archived |
| 2024-09-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-01-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-10-27 | Public Notice | Other | No | Resolved |
| 2023-10-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-08-01 | Surface Water Treatment Rule | TT | Yes | Resolved |