R C H Wsc
PWSID TX1990012 · Rockwall, Texas · serves 9,204 people · surface water source
D
Poor
PFAS test results (EPA UCMR 5)
| Contaminant | Result | Federal limit (MCL) | Sampled |
|---|---|---|---|
| PFBA | 9 ppt | — | 1/17/2024 |
| PFPeA | 7.5 ppt | — | 1/17/2024 |
| PFHxA | 6.7 ppt | — | 1/17/2024 |
| PFBA | 6 ppt | — | 11/4/2024 |
| PFBS | 4.9 ppt | — | 1/17/2024 |
| PFPeA | 4.6 ppt | — | 6/21/2023 |
| PFPeA | 4.6 ppt | — | 6/21/2023 |
| PFHxA | 4.4 ppt | — | 6/21/2023 |
| PFHxA | 4.2 ppt | — | 6/21/2023 |
| PFBS | 3.3 ppt | — | 6/21/2023 |
| PFBS | 3.2 ppt | — | 6/21/2023 |
| PFPeA | 3 ppt | — | 11/4/2024 |
ppt = parts per trillion (ng/L). Rows highlighted red meet or exceed the 2024 federal limit.
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-10-26 | Public Notice | Other | No | Resolved |
| 2025-07-02 | LEAD AND COPPER RULE REVISIONS | RPT | No | Unaddressed |
| 2025-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2025-05-15 | Public Notice | Other | No | Resolved |
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | TT | Yes | Resolved |
| 2024-10-17 | LEAD AND COPPER RULE REVISIONS | RPT | No | Resolved |
| 2024-10-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-09-19 | Public Notice | Other | No | Resolved |
| 2024-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2024-06-01 | Public Notice | Other | No | Resolved |
| 2023-12-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2023-07-01 | Consumer Confidence Rule | Other | No | Resolved |
| 2023-05-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2023-04-01 | Chlorine | MR | No | Resolved |