We found 19 public water systems in Douglas county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Lawrence, City Of | Lawrence | 95,358 | 86 | 4 |
| University Of Kansas | Lawrence | 35,000 | 48 | 10 |
| Eudora, City Of | Eudora | 6,379 | 0 | 2 |
| Baldwin City, City Of | Baldwin City | 4,677 | 0 | 9 |
| Douglas Co Rwd 3 | Berryton | 4,663 | 0 | 4 |
| Douglas Co Rwd 4 | Baldwin City | 3,000 | 0 | 9 |
| Douglas Co Rwd 5 | Lawrence | 2,500 | 0 | 3 |
| Douglas Co Rwd 1 | Lawrence | 1,400 | 0 | 1 |
| Douglas Co Rwd 2 | Baldwin | 1,163 | 0 | 4 |
| Lecompton, City Of | Lecompton | 638 | 0 | 3 |
| Douglas Co Rwd 6 | Lecompton | 360 | 0 | 4 |
| Hercules Saap | County of Douglas | 222 | 0 | 0 |
| Building Blocks Day Care Center Llc | Lawrence | 125 | 0 | 6 |
| Dreher Trailer Court | Lawrence | 65 | 0 | 0 |
| Airport Motel | Lawrence | 40 | 0 | 0 |
| O`connell Youth Ranch | Lawrence | 26 | 0 | 0 |
| Lawrence Kta | Topeka | 25 | 0 | 0 |
| Clinton Reservoir | Lawrence | 25 | 0 | 0 |
| Clinton State Park | Lawrence | 25 | 0 | 0 |