City Of Allen
PWSID TX0430025 · Allen, Texas · serves 113,746 people · surface water source
A
Excellent
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 9.3 ppt | — | 8/23/2023 |
| PFPeA | 8.1 ppt | — | 2/22/2023 |
| PFPeA | 8 ppt | — | 8/23/2023 |
| PFBA | 7.7 ppt | — | 11/6/2023 |
| PFBA | 7.6 ppt | — | 2/22/2023 |
| PFHxA | 7.4 ppt | — | 2/22/2023 |
| PFBA | 7.3 ppt | — | 5/3/2023 |
| PFHxA | 7.2 ppt | — | 8/23/2023 |
| PFHxA | 6.6 ppt | — | 11/6/2023 |
| PFPeA | 6 ppt | — | 11/6/2023 |
| PFHxA | 5.8 ppt | — | 5/3/2023 |
| PFPeA | 5.3 ppt | — | 5/3/2023 |
| PFBS | 4.6 ppt | — | 8/23/2023 |
| PFBS | 4 ppt | — | 2/22/2023 |
| PFBS | 3.7 ppt | — | 5/3/2023 |
| PFBS | 3.6 ppt | — | 11/6/2023 |
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. 🎉