We found 12 public water systems that could serve the same population as Old School House (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Sharon Sb Rest Area | Sharon | 621 | 0 | 0 |
| Sharon Nb Rest Area | Sharon | 256 | 0 | 7 |
| Camp Downer | Sharon | 180 | 0 | 0 |
| Sharon Elementary School | Sharon | 150 | 0 | 7 |
| Sharon Health Center | Sharon | 148 | 0 | 0 |
| Sharon Academy | Sharon | 142 | 0 | 1 |
| Idlewood Restaurant (the) | Sharon | 120 | 0 | 0 |
| High Horses Therapeutic Riding | Sharon | 52 | 0 | 0 |
| Dixies Country Kitchen | Sharon | 49 | 0 | 0 |
| Sandys Drive In | Sharon | 29 | 0 | 0 |
| Half Acre Motel | Sharon | 25 | 0 | 0 |
| Columns Motor Lodge | Sharon | 25 | 0 | 0 |