Muscle Shoals Utility Board
PWSID AL0000321 · Muscle Shoals, Alabama · serves 22,467 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 16.8 ppt | 4 ppt | 12/10/2024 |
| PFOS | 16 ppt | 4 ppt | 5/20/2025 |
| PFOS | 12 ppt | 4 ppt | 8/13/2024 |
| PFBA | 12 ppt | — | 8/13/2024 |
| PFOS | 11.9 ppt | 4 ppt | 2/27/2025 |
| PFBA | 10 ppt | — | 5/20/2025 |
| PFOA | 9.6 ppt | 4 ppt | 5/20/2025 |
| PFOA | 9 ppt | 4 ppt | 12/10/2024 |
| PFOA | 7.8 ppt | 4 ppt | 2/27/2025 |
| PFBA | 7.6 ppt | — | 2/27/2025 |
| PFBA | 7.1 ppt | — | 12/10/2024 |
| PFOA | 6.7 ppt | 4 ppt | 8/13/2024 |
| PFBS | 5.1 ppt | — | 5/20/2025 |
| PFBS | 4.3 ppt | — | 2/27/2025 |
| PFHxA | 4.2 ppt | — | 5/20/2025 |
| PFHxA | 3.5 ppt | — | 8/13/2024 |
| PFHxA | 3.5 ppt | — | 12/10/2024 |
| PFBS | 3 ppt | — | 8/13/2024 |
| PFHxA | 3 ppt | — | 2/27/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2022-10-01 | Chlorite | MR | No | Resolved |