Richland City Of
PWSID WA5372250 · Richland, Washington · serves 106,499 people · surface water source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 17 ppt | 4 ppt | 3/27/2023 |
| PFPeA | 14.5 ppt | — | 3/27/2023 |
| PFHxA | 11.6 ppt | — | 3/27/2023 |
| PFOA | 10.1 ppt | 4 ppt | 3/27/2023 |
| PFBS | 8.9 ppt | — | 3/27/2023 |
| PFPeA | 7.4 ppt | — | 3/13/2023 |
| PFHxA | 6.6 ppt | — | 3/13/2023 |
| PFBA | 6.6 ppt | — | 3/27/2023 |
| PFBS | 6.1 ppt | — | 3/13/2023 |
| PFHpA | 5.8 ppt | — | 3/27/2023 |
| PFHxS | 5.4 ppt | 10 ppt | 3/13/2023 |
| PFOS | 5 ppt | 4 ppt | 3/13/2023 |
| PFHxS | 4.9 ppt | 10 ppt | 3/27/2023 |
| PFOA | 4.8 ppt | 4 ppt | 3/13/2023 |
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. 🎉