City Of Rio Grande City
PWSID TX2140018 · Rio Grande, Texas · serves 18,912 people · surface water source
F
Failing
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 6.1 ppt | — | 1/24/2024 |
| PFBA | 5.1 ppt | — | 5/8/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-07-01 | Consumer Confidence Rule | Other | No | Unaddressed |
| 2023-08-31 | Public Notice | Other | No | Resolved |
| 2023-07-23 | Public Notice | Other | No | Resolved |
| 2023-07-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-07-01 | Interim Enhanced Surface Water Treatment Rule | TT | Yes | Resolved |
| 2023-07-01 | Consumer Confidence Rule | Other | No | Resolved |