Río Blanco (Argentina)
| Río Blanco | |
|---|---|
| Location | |
| Country | Argentina | 
| Physical characteristics | |
| Mouth | |
 • location  | Jáchal River | 
The Río Blanco (Spanish for "white river") is a river of Argentina that rises high in the mountains west of San José de Jáchal in the northern part of the province of San Juan. It is a tributary of the Jáchal River which empties into the Desaguadero River basin.