We found 21 public water systems that could serve the same population as C Willow Water Co (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| S S Wsc | La Vernia | 16,677 | 24 | 2 |
| City Of Floresville | County of Wilson | 7,671 | 0 | 3 |
| Oak Hills Wsc | County of Wilson | 5,157 | 0 | 0 |
| Sunko Wsc | County of Wilson | 4,278 | 0 | 1 |
| City Of Poth | County of Wilson | 2,550 | 0 | 6 |
| Picosa Wsc | County of Wilson | 2,436 | 0 | 6 |
| Eagle Creek Ranch | County of Wilson | 2,346 | 0 | 2 |
| City Of Stockdale | County of Wilson | 2,118 | 0 | 4 |
| Three Oaks Wsc | County of Wilson | 1,680 | 0 | 1 |
| City Of La Vernia | County of Wilson | 1,249 | 0 | 13 |
| Creekwood Estates | County of Wilson | 783 | 0 | 1 |
| Lake Valley Water | County of Wilson | 456 | 0 | 84 |
| Shady Oaks Water Company | County of Wilson | 351 | 0 | 8 |
| Hickory Hill Water | County of Wilson | 351 | 0 | 8 |
| WS DICKEY CLAY MFG COMPANY | County of Wilson | 275 | 0 | 0 |
| Seven Oaks Water Supply | County of Wilson | 147 | 0 | 1 |
| Arrowhead Water System | County of Wilson | 102 | 0 | 0 |
| Independence Hills Water Supply Co | County of Wilson | 102 | 0 | 0 |
| Riverside Ranch | County of Wilson | 50 | 0 | 0 |
| Promised Land Dairy | County of Wilson | 25 | 0 | 0 |
| Moss Woods Subdivision Water System | County of Wilson | 0 | 0 | 0 |