We found 11 public water systems that could serve the same population as Callahan Wtp (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Callahan Intermediate School | Callahan | 665 | 0 | 4 |
| Mulch Manufacturing | Callahan | 120 | 0 | 0 |
| Ship Inn Motel | Callahan | 100 | 0 | 0 |
| The Anchor/lighthouse Christian School | Callahan | 90 | 0 | 0 |
| Callahan Sports Complex | Callahan | 25 | 0 | 0 |
| Circle K #6056 | Callahan | 25 | 0 | 0 |
| Kelly's Countryside Rv Park | Callahan | 25 | 0 | 0 |
| Circle K #6109 | Callahan | 25 | 0 | 0 |
| Deerfield Lakes Country Club | Callahan | 25 | 0 | 0 |
| Kangaroo Express #6041 | Callahan | 25 | 0 | 0 |
| Hungry Jacks Food Store | Callahan | 25 | 0 | 0 |