Río San Juan (Province of San Juan)
| Río San Juan | ||
 Río San Juan near the Ullum gorge |
||
| Data | ||
| location | San Juan ( Argentina ) | |
| River system | Río Colorado | |
| Drain over | Río Salado del Oeste → Río Colorado → Atlantic Ocean | |
| confluence | from Río de los Patos , Calingasta and Castaño 31 ° 16 ′ 10 ″ S , 69 ° 24 ′ 20 ″ W |
|
| muzzle |
Desaguadero River
|
|
| length | 500 km | |
| Reservoirs flowed through | Ullum reservoir | |
.png) Course of the river in the province of San Juan |
||
 The river near the Calingasta department |
||
The Río San Juan is a river in the south of the Argentine province of San Juan .
It is primarily fed by the meltwater of the Andes . The river has an average flow rate of 56 m³ / s. It is 500 km long and its catchment area covers an area of 39,906 km².
The upper reaches of the river are used for water sports such as rafting and fishing, as well as windsurfing and swimming at the Ullum reservoir. Over its entire length, the water of the Río San Juan is mainly used for irrigation.
Tributaries
- Río Castaño
- Río de los Patos
- Río Saso
- Uruguay River
- Río de la Cienaga
- Arroyo Los Tapones
- Arroyo Agua Negra
- Dren Cochagual
- Río del Agua
- Río Mendoza
Dams, hydropower plants and reservoirs
Looking down the river on the Río San Juan are the following dams and hydroelectric power stations:
| Dam / power plant | Max. Power (MW) | Surface (km²) | Volume (km³) |
|---|---|---|---|
| El Tambolar (under construction) | |||
| Los Caracoles | 125 | 12.9 | 565 |
| Punta Negra | 65 | 12.5 | 500 |
| Ullúm | 45 | ||
| Quebrada de Ullúm | 44 | 31 | 440 |
Web links
Commons : Río San Juan - collection of images, videos and audio files
