Corona, City Of
PWSID CA3310037 · Corona, California · serves 169,380 people · surface water source
B
Good
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 7.6 ppt | — | 12/14/2023 |
| PFBA | 7.6 ppt | — | 12/14/2023 |
| PFPeA | 6.1 ppt | — | 9/20/2023 |
| PFHxA | 3.8 ppt | — | 9/20/2023 |
| PFPeA | 3.6 ppt | — | 3/27/2024 |
| PFPeA | 3.6 ppt | — | 6/13/2024 |
| PFHxS | 3.3 ppt | 10 ppt | 9/20/2023 |
| PFPeA | 3.1 ppt | — | 12/14/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2022-04-01 | TTHM | MR | No | Resolved |
| 2022-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Resolved |