We found 24 public water systems in Ransom county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Lisbon City Of | Lisbon | 2,154 | 0 | 0 |
| Southeast Wud (central-lisbon) | County of Ransom | 1,675 | 0 | 1 |
| Enderlin City Of | Enderlin | 886 | 0 | 3 |
| Southeast Wud (central-barnes) | Fingal, Marion, Nome | 125 | 0 | 0 |
| Eagles Aerie 2968 | County of Ransom | 125 | 0 | 0 |
| Sheldon City Of | Sheldon | 116 | 0 | 0 |
| Sheyenne River Development | County of Ransom | 100 | 0 | 0 |
| Stake Out | County of Ransom | 100 | 0 | 0 |
| Lisbon Bissell Golf Club | County of Ransom | 100 | 0 | 0 |
| Rustic Inn Supper Club, Inc. | County of Ransom | 75 | 0 | 0 |
| Silver Prairie Saloon | County of Ransom | 60 | 0 | 0 |
| Elliott City Of | Elliott | 44 | 0 | 0 |
| Sheyenne Mobile Home Park | County of Ransom | 43 | 0 | 0 |
| Sportsman's Bar | County of Ransom | 41 | 0 | 0 |
| Fort Ransom School | County of Ransom | 40 | 0 | 0 |
| Sand Dune Saloon | County of Ransom | 40 | 0 | 0 |
| Island Park Motel | County of Ransom | 30 | 0 | 0 |
| Fort Ransom Auto Camp | County of Ransom | 25 | 0 | 0 |
| Fort Corral Bar | County of Ransom | 25 | 0 | 0 |
| Standard Oil Company | Lisbon | 25 | 0 | 0 |
| Enderlin Golf Course | County of Ransom | 20 | 0 | 0 |
| Englevale Rural Water System | County of Ransom | 17 | 0 | 0 |
| Dead Colt Creek Recreation Area | County of Ransom | 15 | 0 | 0 |
| Fort Cafe | County of Ransom | 10 | 0 | 0 |