City Of Shreveport Water System
PWSID LA1017031 · Shreveport, Louisiana · serves 192,378 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 7.5 ppt | — | 6/13/2023 |
| PFBA | 6.2 ppt | — | 9/12/2023 |
| PFBA | 5.6 ppt | — | 12/12/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-01-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2026-01-01 | TTHM | MCL | Yes | Archived |
| 2025-10-01 | TTHM | MCL | Yes | Archived |
| 2025-07-01 | TTHM | MCL | Yes | Archived |
| 2025-04-01 | TTHM | MCL | Yes | Archived |
| 2025-03-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2025-02-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2025-01-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-12-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-10-01 | Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-06-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-06-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-05-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-01-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-10-01 | TTHM | MCL | Yes | Resolved |
| 2023-07-01 | TTHM | MCL | Yes | Resolved |
| 2023-05-01 | TTHM | MR | No | Resolved |
| 2023-04-01 | TTHM | MCL | Yes | Resolved |
| 2022-12-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2022-12-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2022-10-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |