Spring Valley Water Authority
PWSID AL0000329 · Tuscumbia, Alabama · serves 5,520 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 19 ppt | 4 ppt | 4/8/2024 |
| PFOS | 13 ppt | 4 ppt | 10/7/2024 |
| PFOS | 12 ppt | 4 ppt | 1/8/2024 |
| PFOS | 12 ppt | 4 ppt | 7/8/2024 |
| PFOA | 11 ppt | 4 ppt | 4/8/2024 |
| PFBS | 9 ppt | — | 4/8/2024 |
| PFBA | 8.8 ppt | — | 10/7/2024 |
| PFOA | 8.4 ppt | 4 ppt | 10/7/2024 |
| PFBA | 7.5 ppt | — | 7/8/2024 |
| PFOA | 7.5 ppt | 4 ppt | 7/8/2024 |
| PFOA | 7.4 ppt | 4 ppt | 1/8/2024 |
| PFOS | 7.1 ppt | 4 ppt | 10/7/2024 |
| PFBA | 6.3 ppt | — | 4/8/2024 |
| PFOS | 5.7 ppt | 4 ppt | 6/3/2024 |
| PFBS | 5.6 ppt | — | 1/8/2024 |
| PFBA | 5.5 ppt | — | 10/7/2024 |
| PFBS | 5.5 ppt | — | 10/7/2024 |
| PFOS | 5.4 ppt | 4 ppt | 1/8/2024 |
| PFHxA | 5.1 ppt | — | 10/7/2024 |
| PFOS | 4.9 ppt | 4 ppt | 7/8/2024 |
| PFBS | 4.7 ppt | — | 7/8/2024 |
| PFBS | 4.5 ppt | — | 10/7/2024 |
| PFHxA | 4.3 ppt | — | 4/8/2024 |
| PFBS | 4.1 ppt | — | 6/3/2024 |
| PFHxA | 4 ppt | — | 1/8/2024 |
| PFHxA | 3.9 ppt | — | 10/7/2024 |
| PFBS | 3.5 ppt | — | 1/8/2024 |
| PFHxA | 3.1 ppt | — | 7/8/2024 |
| PFHpA | 3.1 ppt | — | 4/8/2024 |
| PFBS | 3.1 ppt | — | 7/8/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-06-01 | Revised Total Coliform Rule | MCL | Yes | Archived |