We found 17 public water systems in Benton county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Town Of Ashland | County of Benton | 2,056 | 0 | 80 |
| Town Of Hickory Flat | County of Benton | 1,413 | 0 | 78 |
| Blackjack Development Assn | County of Benton | 646 | 0 | 90 |
| Old Salem School | Lamar | 600 | 0 | 0 |
| Town Of Snow Lake Shores | County of Benton | 500 | 0 | 84 |
| North Benton W/a | County of Benton | 426 | 0 | 58 |
| Town Of Potts Camp #2 | County of Benton | 416 | 0 | 6 |
| Cotton Patch Cafe | Michigan City | 75 | 0 | 0 |
| Arthur Carpenter | County of Benton | 50 | 0 | 0 |
| Leake Store | Lamar | 50 | 0 | 0 |
| Margrett Elliott | County of Benton | 40 | 0 | 0 |
| Browns Grocery | Walnut | 30 | 0 | 0 |
| Paulette Dairy | County of Benton | 30 | 0 | 0 |
| Tackers Store | Ashland | 30 | 0 | 0 |
| The Country Store | Ashland | 28 | 0 | 0 |
| Union Hill Church | County of Benton | 25 | 0 | 0 |
| Liberty Methodist Church | Lamar | 25 | 0 | 0 |