City Of La Grulla
PWSID TX2140006 · La Grulla, Texas · serves 11,250 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 11 ppt | — | 1/6/2026 |
| PFBA | 10 ppt | — | 11/17/2025 |
| PFPeA | 5.8 ppt | — | 1/6/2026 |
| PFPeA | 5.6 ppt | — | 11/17/2025 |
| PFHxA | 5.4 ppt | — | 1/6/2026 |
| PFHxA | 5 ppt | — | 11/17/2025 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-06-12 | Public Notice | Other | No | Unaddressed |
| 2026-05-10 | TTHM | MR | No | Unaddressed |
| 2026-04-24 | Public Notice | Other | No | Unaddressed |
| 2026-04-03 | TTHM | MR | No | Unaddressed |
| 2026-04-02 | Public Notice | Other | No | Unaddressed |
| 2026-03-08 | Public Notice | Other | No | Unaddressed |
| 2026-01-01 | Lead and Copper Rule | MR | No | Unaddressed |
| 2026-01-01 | TTHM | MCL | Yes | Archived |
| 2025-10-20 | Public Notice | Other | No | Unaddressed |
| 2025-10-01 | TTHM | MCL | Yes | Archived |
| 2025-09-23 | TTHM | MR | No | Unaddressed |
| 2025-08-24 | Public Notice | Other | No | Unaddressed |
| 2025-08-16 | Revised Total Coliform Rule | TT | Yes | Unaddressed |
| 2025-07-01 | Lead and Copper Rule | MR | No | Unaddressed |
| 2025-07-01 | Consumer Confidence Rule | Other | No | Unaddressed |
| 2025-05-30 | Revised Total Coliform Rule | TT | Yes | Unaddressed |
| 2025-05-01 | Public Notice | Other | No | Unaddressed |
| 2025-04-18 | Public Notice | Other | No | Unaddressed |
| 2025-03-01 | Revised Total Coliform Rule | TT | Yes | Unaddressed |
| 2025-01-01 | Lead and Copper Rule | MR | No | Unaddressed |
| 2024-12-21 | Revised Total Coliform Rule | TT | Yes | Unaddressed |
| 2024-10-18 | Public Notice | Other | No | Unaddressed |
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | TT | Yes | Addressed |
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | RPT | No | Addressed |
| 2024-09-29 | Lead and Copper Rule | MR | No | Unaddressed |
| 2024-07-02 | Consumer Confidence Rule | Other | No | Unaddressed |
| 2024-07-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-07-01 | Consumer Confidence Rule | Other | No | Unaddressed |
| 2024-05-01 | Public Notice | Other | No | Resolved |
| 2024-03-31 | Lead and Copper Rule | MR | No | Unaddressed |
| 2024-03-31 | Public Notice | Other | No | Resolved |
| 2024-03-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-02-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2024-01-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-12-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-08-01 | Interim Enhanced Surface Water Treatment Rule | MR | No | Resolved |
| 2023-07-16 | Public Notice | Other | No | Resolved |
| 2023-07-01 | Lead and Copper Rule | MR | No | Resolved |
| 2023-02-01 | Public Notice | Other | No | Resolved |
| 2022-10-01 | Lead and Copper Rule | MR | No | Resolved |
| 2022-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2022-05-01 | Interim Enhanced Surface Water Treatment Rule | MR | No | Resolved |
| 2022-03-31 | Public Notice | Other | No | Resolved |
| 2022-02-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2022-01-01 | Revised Total Coliform Rule | MON | No | Resolved |