We found 7 public water systems in Grant county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hyannis, Village Of | Hyannis | 210 | 0 | 17 |
| Duck Inn | Ashby | 50 | 0 | 0 |
| Ashby Lumber Company | Ashby | 44 | 0 | 0 |
| That Stop, Llc | Hyannis | 30 | 0 | 0 |
| General Store | County of Grant | 26 | 0 | 0 |
| Jeroins Cafe | Ashby | 25 | 0 | 0 |
| Grant Co District 7 | County of Grant | 17 | 0 | 0 |