City Of Terrell
PWSID TX1290006 · Terrell, Texas · serves 18,432 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 10.8 ppt | — | 1/23/2024 |
| PFOS | 10.4 ppt | 4 ppt | 9/20/2023 |
| PFOS | 9.6 ppt | 4 ppt | 7/12/2023 |
| PFOS | 8.9 ppt | 4 ppt | 10/26/2023 |
| PFPeA | 8.5 ppt | — | 1/23/2024 |
| PFHxA | 7.7 ppt | — | 1/23/2024 |
| PFBA | 7 ppt | — | 9/20/2023 |
| PFBA | 6.6 ppt | — | 10/26/2023 |
| PFBA | 6.2 ppt | — | 7/12/2023 |
| PFBS | 5.8 ppt | — | 1/23/2024 |
| PFHxA | 4.2 ppt | — | 7/12/2023 |
| PFHxS | 4.1 ppt | 10 ppt | 7/12/2023 |
| PFHxS | 4 ppt | 10 ppt | 9/20/2023 |
| PFHxA | 3.8 ppt | — | 9/20/2023 |
| PFHxS | 3.5 ppt | 10 ppt | 10/26/2023 |
| PFHxA | 3.4 ppt | — | 10/26/2023 |
| PFPeA | 3 ppt | — | 9/20/2023 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-12-30 | Lead and Copper Rule | MR | No | Resolved |
| 2025-07-02 | LEAD AND COPPER RULE REVISIONS | RPT | No | Resolved |
| 2025-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2023-08-20 | Public Notice | Other | No | Resolved |
| 2022-04-01 | TTHM | MR | No | Archived |
| 2022-04-01 | Total Haloacetic Acids (HAA5) | MR | No | Archived |