We found 15 public water systems that could serve the same population as Holmen Waterworks (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Camp Decorah 1 Dining Hall | Holmen | 120 | 0 | 0 |
| Green Oaks Mobile Home Court | Holmen | 117 | 0 | 0 |
| Whispering Pines Campground | Holmen | 100 | 0 | 0 |
| Hilltop Tavern | Holmen | 30 | 0 | 0 |
| Drugans Supper Club | Holmen | 30 | 0 | 0 |
| Lewis Valley Lutheran Church | Holmen | 26 | 0 | 0 |
| Whispering Pines Campground - Shower House | Holmen | 25 | 0 | 0 |
| New Amsterdam Presbyt Church | Holmen | 25 | 0 | 0 |
| Black Oak Grill & Saloon | Holmen | 25 | 0 | 0 |
| Camp Decorah 4 - Shower House | Holmen | 25 | 0 | 0 |
| Camp Decorah 6 - Trading Post | Holmen | 25 | 0 | 0 |
| Camp Decorah - New Dining Hall | Holmen | 25 | 0 | 0 |
| Holmen Baptist Church | Holmen | 25 | 0 | 0 |
| Seven Bridges Bank Building | Holmen | 25 | 0 | 0 |
| Camp Decorah 3 - Shop | Holmen | 25 | 0 | 0 |