Shelby County, Iowa
8 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Defiance Water Department | 250 | Groundwater | 23 | 0 |
| Elk Horn Muni Water Works | 631 | Groundwater | 19 | 0 |
| Irwin Municipal Supply | 313 | Groundwater Purchased | 12 | 0 |
| Shelby Water Supply | 727 | Groundwater | 6 | 0 |
| Earling Water Supply | 397 | Groundwater Purchased | 2 | 0 |
| Harlan Municipal Utilities | 5,067 | Groundwater | 0 | 0 |
| Panama Water Works | 235 | Groundwater Purchased | 0 | 0 |
| Portsmouth Water Supply | 182 | Groundwater Purchased | 0 | 0 |