Iruya River
Template: Infobox River / Obsolete
The Río Iruya, Iruya also called the upper reaches Colanzulí, is a river in the same department Iruya Salta Province in northwestern Argentina. It rises in the foothills of the mountain Cerro Morado, in Abra Laite, about 15 km south of the village Iruya and flows 20 km northwest of the city of San Ramón de la Nueva Oran in the Pescado. The Iruya is 125 km long and has a catchment area of 3002 km ². He overcomes between source and mouth of a difference in altitude of about 3000 meters.
The Iruya has different names during its course. From the source to the same village Iruya Colanzulí he is, then he is called Iruya.
River
On the section between the source and the village Iruya the river Iruya by inflows from the side valleys Lacho, Lacho Chico, Caranchi, Pie de Cuesta, Antigal, Toroyoc, Pamahuaico, Campo Redondo, Campo Corrales, Pueblo Nuevo, El Chorro and Milmahuasi is ( or Capilla ) fed. About 2 km north of the village Iruya opens a from the west of San Isidro, the largest tributary to this point. From there to the village of Las Higueras the Iruya is mainly fed by the Agua Blanca and from San Juan, next to or from Chañar, Taco Pampa, Corpusito and Chaupi - Higuera.
In the northern basin of the Nazareno filters ( or Poscaya ) and Vizcarra (or Bacoya ) the strongest inflows dar. The Vizcarra flows about 15 km north of Las Higueras in the Nazareno. After that receives the Nazareno inflow of Arroyo San Pedro, Mesada Chica, Mesada Grande, Tacupampa, Estanque, Aguanita, Zapallar and Arpero. The village of Las Higueras is located in a volcano that forms the inflow of Arroyo Higueras. Together with the Nazareno enters the Arroyo Higueras at these sites in the Iruya one. Then the Iruya of Lopieara and Tarayoc is fed, in San Antonio Campo Grande and Cueva del Toro, further downstream of Panal, Cebilar, Zapallar Arroyo, Arroyo Sauzalito, Astillerito, Río Monoyoc and Mulular.
In Puesto Rioja Río Río Cañas Astillero and open into the Iruya. They form the largest inflows in this section. From Isla de Cañas the Río Piedras and Iruya of Río Negro is fed. Then it flows into the Pescado.
Amount of water
Monthly flow rate of Iruya ( in m³ / s) measured at Anta Muerta, about 5 km upstream of the confluence with the Pescado, averaged over 23 years