Patterson Valley Wc
PWSID CO0145540 · Rocky Ford, Colorado · serves 96 people · groundwater source
F
Failing
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2026-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Addressed |
| 2026-07-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Addressed |
| 2026-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2026-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2026-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2026-01-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2025-10-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2025-10-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2025-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2025-07-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2025-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2025-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2025-01-01 | Lead and Copper Rule | MR | No | Resolved |
| 2025-01-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2025-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2024-10-01 | Lead and Copper Rule | MR | No | Resolved |
| 2024-10-01 | Public Notice | Other | No | Resolved |
| 2024-10-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2024-10-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2024-07-12 | E. COLI | MR | No | Resolved |
| 2024-07-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2024-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2024-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2024-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2024-01-01 | Gross Alpha, Excl. Radon and U | MR | No | Resolved |
| 2024-01-01 | Combined Uranium | MR | No | Resolved |
| 2024-01-01 | Combined Radium (-226 and -228) | MR | No | Resolved |
| 2024-01-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2024-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2024-01-01 | Nitrate | MR | No | Resolved |
| 2024-01-01 | Toluene | MR | No | Resolved |
| 2023-10-01 | Public Notice | Other | No | Resolved |
| 2023-10-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2023-10-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2023-10-01 | Combined Uranium | MR | No | Resolved |
| 2023-07-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2023-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2023-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2023-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2023-01-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2023-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2022-10-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2022-10-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2022-07-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2022-07-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2022-04-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2022-04-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |
| 2022-01-01 | Combined Radium (-226 and -228) | MCL | Yes | Archived |
| 2022-01-01 | Gross Alpha, Excl. Radon and U | MCL | Yes | Archived |