Spanaway Water Company
PWSID WA5382850 · Spanaway, Washington · serves 34,506 people · groundwater source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFOS | 8.3 ppt | 4 ppt | 2/12/2025 |
| PFBS | 7.5 ppt | — | 2/12/2025 |
| PFOS | 6.4 ppt | 4 ppt | 8/13/2024 |
| PFOA | 6.2 ppt | 4 ppt | 2/12/2025 |
| PFOS | 6.1 ppt | 4 ppt | 8/12/2024 |
| PFHxA | 5.9 ppt | — | 2/12/2025 |
| PFPeA | 5.8 ppt | — | 2/12/2025 |
| PFBS | 5.6 ppt | — | 8/13/2024 |
| PFBS | 5.4 ppt | — | 8/12/2024 |
| PFPeA | 5.2 ppt | — | 8/13/2024 |
| PFBS | 4.5 ppt | — | 2/12/2025 |
| PFOS | 4.5 ppt | 4 ppt | 8/13/2024 |
| PFBS | 4.4 ppt | — | 8/12/2024 |
| PFOS | 4.1 ppt | 4 ppt | 2/12/2025 |
| PFHxS | 3.7 ppt | 10 ppt | 8/13/2024 |
| PFBS | 3.6 ppt | — | 2/12/2025 |
| PFHxA | 3.4 ppt | — | 8/13/2024 |
| PFHxS | 3.3 ppt | 10 ppt | 8/13/2024 |
| PFBS | 3.2 ppt | — | 2/12/2025 |
| PFPeA | 3 ppt | — | 2/12/2025 |
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. 🎉