We found 10 public water systems in Oldham county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Vega Municipal Water System | County of Oldham | 885 | 0 | 23 |
| Cal Farleys Boys Ranch | County of Oldham | 700 | 0 | 22 |
| Kevins Texas Quick Stop | County of Oldham | 300 | 0 | 29 |
| Wildorado Wsc | County of Oldham | 210 | 0 | 14 |
| Adrian Municipal Water System | County of Oldham | 166 | 0 | 96 |
| Wes-tex Truck Stop | County of Oldham | 100 | 0 | 0 |
| Bushland Texaco | County of Oldham | 70 | 0 | 0 |
| Adrian Outpost Cafe | County of Oldham | 50 | 0 | 0 |
| Route 66 Antiques | County of Oldham | 25 | 0 | 0 |
| Stuckeys Pecan Shoppe | County of Oldham | 0 | 0 | 0 |