Avarskoye Koisu

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Avarskoje Koisu Аварское Койсу, Джурмут (Jurmut)
Irganaiskoje reservoir

Irganaiskoje reservoir

Data
Water code RU :  07030000112109300000728
location Dagestan ( Russia )
River system Sulak
Drain over Sulak  → Caspian Sea
source Guton Ridge ( Greater Caucasus )
41 ° 52 ′ 10 ″  N , 46 ° 45 ′ 25 ″  E
Source height 2740  m
Association with Andijskoje Koisu zum Sulak Coordinates: 42 ° 47 ′ 27 "  N , 46 ° 47 ′ 46"  E 42 ° 47 ′ 27 "  N , 46 ° 47 ′ 46"  E
Mouth height 355  m
Height difference 2385 m
Bottom slope 13 ‰
length 178 km
Catchment area 7660 km²
Drain MQ
 95 m³ / s
Right tributaries Karakoisu
Reservoirs flowed through Irganaiskoje reservoir
Avarskoje Koisu (Аварское Койсу) in the catchment area of ​​the Sulak

Avarskoje Koisu (Аварское Койсу) in the catchment area of ​​the Sulak

Ирганайское водохранилище у Балаханского моста.jpg

The Avarskoje Koisu ( Russian Аварское Койсу , in the upper reaches: Джурмут (Dschurmut)) is the right source river of the Sulak in the Russian Republic of Dagestan .

The Avarskoje Koisu arises in the south of Dagestan. It flows mainly in a northerly direction. The most important tributaries of the Avarskoje Koisu are the Karakoisu from the right and its tributary Kasikumuchskoje Koisu . Finally he meets the Andijskoje Koisu coming from the west and unites with him to form Sulak.

The Avarskoye Koisu has a length of 178 km. It drains an area of ​​7660 km² in the east of the Greater Caucasus . It is mainly fed by the snowmelt . The mean discharge is 95 m³ / s.

The river has been used for rafting , at least in the past . Some of the river water is diverted for irrigation purposes .

The Russian -Turkish name of the river ("Avar Koisu") refers to the Avars who settle in its catchment area , as does the name of the other Sulak source river, Andijskoje Koisu, to the Andean peoples who predominantly live there .

Use of hydropower

There are two dams along the river, each with an attached hydropower plant. The Irganai hydropower plant is fed by the 18 km² Irganaiskoje reservoir .

The hydropower plants in the downstream direction:

Surname completion
position		 Power
in MW		 Annual
output
in GWh		 Fall height
in m		 Congestion destination
in m		 Storage space
in million m³
Gozatl 2014 100 350 69 665 48.1
Irganai 2001 400 1230 168 540 705

Individual evidence

  1. ↑ a b c d Article Koisu in the Great Soviet Encyclopedia (BSE) , 3rd edition 1969–1978 (Russian)http: //vorlage_gse.test/1%3D062592~2a%3DKoisu~2b%3DKoisu
  2. ↑ a b Avarskoje Koisu in the State Water Register of the Russian Federation (Russian)
  3. ↑ rushydro.ru