Sonoita, Arizona Water Violations
7 water systems serve Sonoita, Arizona, providing drinking water to an estimated 797 people. These systems have 21 health-based violations on record, meaning contaminant levels exceeded EPA maximum contaminant levels (MCLs) or required treatment standards were not met.
Select a water system below to see its full violation history, lead and copper testing results, and compliance status.
| Water system | Serves | Source | Violations | What kind |
|---|---|---|---|---|
| Adot Border Patrol | 100 | Groundwater | 43 | 12 over limit |
| Sonoita Mercantile Water System | 125 | Groundwater | 19 | 3 over limit |
| Casas Arroyo Association Inc | 27 | Groundwater | 29 | |
| Sonoita Valley (South) Water Company | 169 | Groundwater | 31 | |
| Sonoita Valley (North) Water Company | 49 | Groundwater | 16 | |
| Santa Cruz County Fairgrounds | 297 | Groundwater | 10 | |
| Sonoita Springs Water Company | 30 | Groundwater | 4 |