Decatur County, Iowa
4 active water systems in this county.
| Water System | Population Served | Source | Violations | Health-Based |
|---|---|---|---|---|
| Leon Water Supply | 1,830 | Surface Water | 33 | 22 |
| Lamoni Municipal Utilities | 2,104 | Surface Water | 30 | 6 |
| Garden Grove Water Supply | 179 | Surface Water Purchased | 8 | 0 |
| Sirwa #3 (leon) | 1,373 | Surface Water Purchased | 1 | 0 |