Atascadero State Hospital
PWSID CA4010832 · Atascadero, California · serves 1,100 people · groundwater source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFHxS | 34 ppt | 10 ppt | 2/8/2023 |
| PFOS | 33 ppt | 4 ppt | 2/8/2023 |
| PFPeS | 6.1 ppt | — | 2/8/2023 |
| PFBS | 5.5 ppt | — | 2/8/2023 |
| PFHxS | 4.4 ppt | 10 ppt | 8/15/2023 |
| PFOS | 4.3 ppt | 4 ppt | 8/15/2023 |
| PFHxA | 3.6 ppt | — | 2/8/2023 |
| PFBS | 3.6 ppt | — | 8/15/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2023-01-01 | Nitrate | MR | No | Resolved |