We found 10 public water systems in Allen county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Allen County Water District | Scottsville | 14,999 | 44 | 7 |
| Scottsville Water Department | County of Allen | 6,864 | 0 | 141 |
| Corps Of Engrs/br Tailwater | Scottsville | 674 | 0 | 0 |
| Wildwood Estates | Scottsville | 51 | 0 | 0 |
| Harper's Restaurant | Scottsville | 50 | 0 | 0 |
| Brown's Trailor Park | Greenwood | 30 | 0 | 0 |
| Brown's Pay Lake | Greenwood | 30 | 0 | 0 |
| Pic Concord Farm | Adolphus | 16 | 0 | 0 |
| Anderson's Market | Adolphus | 1 | 0 | 0 |
| Calvert Spring Water Co | Scottsville | 0 | 0 | 0 |