Sioux City, Iowa Water Violations
14 water systems serve Sioux City, Iowa, providing drinking water to an estimated 87,343 people. These systems have 11 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 | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Sioux City Water Supply | 85,791 | Groundwater Under Influence | 21 | 10 |
| Lofted View Events | 314 | Groundwater | 5 | 1 |
| Country Celebrations Event Center | 200 | Groundwater | 21 | 0 |
| Green Valley Golf Course | 180 | Groundwater | 5 | 0 |
| Stone State Park | 150 | Groundwater | 1 | 0 |
| Whiskey Creek (Feedlot) | 34 | Groundwater | 1 | 0 |
| Dorothy Pecaut Nature Center | 208 | Groundwater | 0 | 0 |
| Midamerican Energy Co - Neal South | 107 | Groundwater | 0 | 0 |
| Midamerican Energy Co. Neal North | 100 | Groundwater | 0 | 0 |
| Hidden Acres Golf Course LLC | 100 | Groundwater | 0 | 0 |
| Browns Lake Bigelow Park | 72 | Groundwater | 0 | 0 |
| Berea Heights Inc | 33 | Groundwater | 0 | 0 |
| Snyder Bend Pk-Woodbury Consrv | 29 | Groundwater | 0 | 0 |
| Oscar Carl Vineyard | 25 | Groundwater | 0 | 0 |