Lacey Water Department
PWSID WA5343500 · Lacey, Washington · serves 105,178 people · groundwater source
C
Fair
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFPeA | 18.8 ppt | — | 6/25/2024 |
| PFHxA | 9.8 ppt | — | 6/25/2024 |
| PFBS | 4.2 ppt | — | 6/25/2024 |
| PFBS | 3.3 ppt | — | 6/12/2025 |
| PFHxA | 3.1 ppt | — | 6/12/2025 |
| PFHxS | 3.1 ppt | 10 ppt | 11/24/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2024-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2024-04-01 | TTHM | MR | No | Resolved |
| 2024-01-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |
| 2024-01-01 | TTHM | MR | No | Resolved |