Mahaska County, Iowa
4 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Mahaska Rural Water System, Inc. | 9,818 | Groundwater | 4 | 2 |
| Oskaloosa Municipal Water Dept | 12,808 | Groundwater Under Influence | 10 | 0 |
| Mahaska Rural Water (new Sharon) | 1,368 | Groundwater | 4 | 0 |
| Oak Creek Mhp | 165 | GUP | 0 | 0 |