We found 11 public water systems that could serve the same population as Old Mill Camp (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hesperia | Hesperia | 954 | 0 | 2 |
| Oakwood Resort | Hesperia | 60 | 0 | 0 |
| 4 B's Campground | Hesperia | 50 | 0 | 0 |
| T T C M Hesperia | Hesperia | 50 | 0 | 0 |
| High Tower Saloon | Hesperia | 50 | 0 | 0 |
| Timbers Edge Campground | Hesperia | 25 | 0 | 0 |
| Usda Huron Manistee Nf | Hesperia | 25 | 0 | 0 |
| Comstock Bar & Grill, Inc. | Hesperia | 25 | 0 | 0 |
| Timbers Edge Campground, Llc Well #1 | Hesperia | 25 | 0 | 0 |
| Timbers Edge Campground, Llc Well #2 | Hesperia | 25 | 0 | 0 |
| Cindy Lou's Hideaway Campground | Hesperia | 25 | 0 | 0 |