We found 11 public water systems that could serve the same population as Three Mile House (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hazel Green Waterworks | Hazel Green | 1,256 | 0 | 10 |
| Gas & Moor | Hazel Green | 608 | 0 | 0 |
| Birchwood Golf Course Clubhouse | Hazel Green | 160 | 0 | 0 |
| Country Heights Supper Club | Hazel Green | 153 | 0 | 1 |
| Kall Inn | Hazel Green | 110 | 0 | 0 |
| Red Top Supper Club | Hazel Green | 103 | 0 | 0 |
| St Joseph Catholic School | Hazel Green | 100 | 0 | 0 |
| Oak Side | Hazel Green | 82 | 0 | 0 |
| Stateline Mobile Home Park | Hazel Green | 60 | 0 | 0 |
| Sandy Hook Tavern | Hazel Green | 55 | 0 | 0 |
| Dickeyville Swef Wi Petroleum Insp | Hazel Green | 17 | 0 | 0 |