Colorado River Regional Water System
PWSID 090400051 · Parker, Arizona · serves 3,476 people · groundwater source
B
Good
Violation history
| Date | Violation | Type | Health-based | Status |
|---|---|---|---|---|
| 2025-12-01 | Revised Total Coliform Rule | MON | No | Resolved |
| 2025-10-01 | Chlorine | MR | No | Resolved |
| 2025-03-01 | Revised Total Coliform Rule | RPT | No | Resolved |
| 2025-01-01 | Nitrate | MR | No | Archived |
| 2023-10-29 | Lead and Copper Rule | MR | No | Resolved |
| 2023-01-01 | Arsenic | MR | No | Archived |
| 2023-01-01 | Fluoride | MR | No | Archived |