We found 13 public water systems that could serve the same population as Blackford High School (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hartford City Water Works | Hartford City | 5,280 | 0 | 34 |
| Lake Placid Conference Ctr. | Hartford City | 150 | 0 | 0 |
| Blackford County Security Center | Hartford City | 84 | 0 | 0 |
| Ki-ann Golf Course | Hartford City | 77 | 0 | 0 |
| Bethel Center Church | Hartford City | 70 | 0 | 0 |
| Millers Merry Manor | Hartford City | 70 | 0 | 0 |
| Fairview United Brethren | Hartford City | 42 | 0 | 0 |
| Pleasant Grove United Methodist Church | Hartford City | 40 | 0 | 0 |
| The Old Country Church Harvest Center | Hartford City | 40 | 0 | 0 |
| Independence Church | Hartford City | 30 | 0 | 0 |
| Olive Branch Church Of The Nazarene | Hartford City | 28 | 0 | 0 |
| Lake Placid Conf. Ctr./retreat/cafeteria | Hartford City | 25 | 0 | 0 |
| Blackford County Schools Central Office | Hartford City | 25 | 0 | 0 |