We found 13 public water systems that could serve the same population as Ernies Market (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Mr. H. Mcguire | Knightstown | 4,346 | 0 | 0 |
| Knightstown Water Utility | Knightstown | 2,182 | 0 | 5 |
| Speedway 8061 | Knightstown | 1,031 | 0 | 5 |
| Burger King #12297 | Knightstown | 652 | 0 | 0 |
| Loves Travel Plaza - Knightstown (#601) | Knightstown | 575 | 0 | 0 |
| Hoosier Youth Challenge Academy | Knightstown | 262 | 0 | 80 |
| Christ Fellowship Church | Knightstown | 91 | 0 | 0 |
| Highway Bar & Grill | Knightstown | 75 | 0 | 0 |
| Hinsey-brown Funeral Service | Knightstown | 74 | 0 | 0 |
| The Paddock | Knightstown | 60 | 0 | 0 |
| YOGI BEAR JELLYSTONE CAMP RESORT | Knightstown | 50 | 0 | 0 |
| Knightstown Congreg.of Jehovah Witnesses | Knightstown | 50 | 0 | 0 |
| Royal Hylands Golf Course | Knightstown | 32 | 0 | 0 |