Western Virginia Water Authority
PWSID VA2770900 · Roanoke, Virginia · serves 182,700 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOA | 8.9 ppt | 4 ppt | 9/11/2023 |
| PFOS | 6.3 ppt | 4 ppt | 3/20/2024 |
| PFPeA | 6.2 ppt | — | 9/14/2023 |
| HFPO-DA | 6 ppt | 10 ppt | 9/11/2023 |
| PFOS | 5.5 ppt | 4 ppt | 3/20/2024 |
| PFOS | 4.9 ppt | 4 ppt | 3/20/2024 |
| PFOS | 4.7 ppt | 4 ppt | 3/28/2024 |
| PFOS | 4.6 ppt | 4 ppt | 9/15/2023 |
| PFHxA | 4.3 ppt | — | 9/14/2023 |
| PFOS | 4.1 ppt | 4 ppt | 3/20/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
No violations on record in the period covered. 🎉