Arizona Water Co - Pinal Valley
PWSID AZ0411009 · Phoenix, Arizona · serves 134,432 people · groundwater source
B
Good
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBS | 91.1 ppt | — | 8/13/2024 |
| PFBS | 86.9 ppt | — | 2/12/2025 |
| PFBS | 86.4 ppt | — | 8/13/2024 |
| PFBS | 85.4 ppt | — | 2/12/2025 |
| PFPeA | 20.8 ppt | — | 2/12/2025 |
| PFPeA | 20.3 ppt | — | 2/12/2025 |
| PFPeA | 19.9 ppt | — | 8/13/2024 |
| PFBA | 19.9 ppt | — | 8/13/2024 |
| PFBA | 19.2 ppt | — | 8/13/2024 |
| PFBA | 19.2 ppt | — | 2/12/2025 |
| PFPeA | 18.8 ppt | — | 8/13/2024 |
| PFBA | 18.7 ppt | — | 2/12/2025 |
| PFHxA | 18.6 ppt | — | 2/12/2025 |
| PFBS | 18.3 ppt | — | 2/12/2025 |
| PFHxA | 17.9 ppt | — | 2/12/2025 |
| PFHxA | 17.3 ppt | — | 8/13/2024 |
| PFHxA | 16 ppt | — | 8/13/2024 |
| PFHpA | 9.4 ppt | — | 2/12/2025 |
| PFHpA | 8.9 ppt | — | 2/12/2025 |
| PFBS | 8.7 ppt | — | 8/13/2024 |
| PFHpA | 8.3 ppt | — | 8/13/2024 |
| PFHpA | 7.7 ppt | — | 8/13/2024 |
| PFHxS | 6.1 ppt | 10 ppt | 2/12/2025 |
| PFHxS | 5.9 ppt | 10 ppt | 8/13/2024 |
| PFHxS | 5.7 ppt | 10 ppt | 2/12/2025 |
| PFHxS | 5.6 ppt | 10 ppt | 8/13/2024 |
| PFPeA | 4.3 ppt | — | 2/12/2025 |
| PFHxA | 3.7 ppt | — | 2/12/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-08-20 | E. COLI | MR | No | Resolved |
| 2025-04-01 | Arsenic | MR | No | Resolved |