We found 13 public water systems that could serve the same population as Williamsburg Public Water Supply (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Kum & Go Store #443 | Williamsburg | 1,010 | 0 | 0 |
| Kinze Manufacturing Inc | Williamsburg | 580 | 0 | 9 |
| Fetzer Standard | Williamsburg | 255 | 0 | 0 |
| Ox Yoke Innterstate | Williamsburg | 219 | 0 | 0 |
| Colony Village Rest-sandersfeld Food | Williamsburg | 200 | 0 | 0 |
| Holdens Foundation Seeds # 3 | Williamsburg | 110 | 0 | 0 |
| Relax Inn | Williamsburg | 95 | 0 | 0 |
| Hillside Estate, Inc. | Williamsburg | 62 | 0 | 0 |
| Heritage Inn/hariom Inc | Williamsburg | 59 | 0 | 0 |
| Knights Inn | Williamsburg | 38 | 0 | 0 |
| Holdens Foundation Seeds Inc #4 | Williamsburg | 34 | 0 | 0 |
| Crest Motel | Williamsburg | 32 | 0 | 0 |
| Immanuel Lutheran Church (iowa County) | Williamsburg | 25 | 0 | 0 |