We found 17 public water systems in Ripley county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hoosier Hills Regional Water District | Milan | 8,755 | 0 | 1 |
| Batesville Water Utility | Batesville | 6,600 | 0 | 28 |
| Napoleon Community Rural Water Corp. | Napoleon | 3,795 | 0 | 8 |
| Holton Community Water Corp. | Holton | 2,363 | 0 | 11 |
| Milan Water Works | Milan | 1,899 | 0 | 43 |
| Versailles Water Works | Versailles | 1,784 | 0 | 71 |
| Osgood Water Department | Osgood | 1,624 | 0 | 17 |
| Sunman Water Works | Sunman | 1,094 | 0 | 53 |
| C.i. Family Worship Center | Versailles | 168 | 0 | 5 |
| Delaware Campground | Milan | 75 | 0 | 0 |
| Carriage Inn | Union City | 50 | 0 | 0 |
| St. Nicolas School | Sunman | 50 | 0 | 0 |
| Goodpaster's Market | Milan | 50 | 0 | 0 |
| Mud Pike Baptist Church | Union City | 30 | 0 | 0 |
| Rumpke Of Indiana/batesville | County of Ripley | 28 | 0 | 0 |
| Twin Maple Lakes | Milan | 25 | 0 | 0 |
| Versailles State Park | Batesville | 25 | 0 | 0 |