We found 14 public water systems that could serve the same population as Knollwood Village Association Pws (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Circleville City Pws | Circleville | 13,444 | 9 | 11 |
| Supt,circleville Water Dept. | Circleville | 11,682 | 0 | 0 |
| Earnhart Hill Water District Pws | Circleville | 10,728 | 12 | 8 |
| Elsea Mobile Home Village | Circleville | 673 | 0 | 0 |
| Thomson Multimedia Inc. | Circleville | 495 | 0 | 0 |
| Pickaway Township School | Circleville | 345 | 0 | 0 |
| Jackson Elementary School | Circleville | 319 | 0 | 0 |
| Fpe, Inc-circleville | Circleville | 230 | 0 | 0 |
| Shady Acres Mobile Home | Circleville | 212 | 0 | 0 |
| 84 Lumber - Circleville Pws | Circleville | 100 | 0 | 0 |
| Logan Elm Inn | Circleville | 57 | 0 | 0 |
| Jim's Pay And Save Pws | Circleville | 40 | 0 | 0 |
| Circleville Camping Center Pws | Circleville | 40 | 0 | 0 |
| Pickaway County Hwy Dept | Circleville | 22 | 0 | 0 |