Aly-Jurjach

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Aly-Jurjach
Алы-Юрях
Data
Water code RU :  19010100312119000028353
location Magadan Oblast ( Russia )
River system Kolyma
Drain over Bulun  → Corkodon  → Kolyma  → East Siberian Sea
source Jukagiren Plateau
66 ° 12 ′ 29 ″  N , 154 ° 35 ′ 7 ″  E
Source height approx.  800  m
muzzle in the Bulun coordinates: 65 ° 20 ′ 4 "  N , 155 ° 36 ′ 27"  E 65 ° 20 ′ 4 "  N , 155 ° 36 ′ 27"  E
Mouth height approx.  150  m
Height difference approx. 650 m
Bottom slope approx. 2.6 ‰
length 254 km
Catchment area 7840 km²
Left tributaries Brodnaja , Schirokaja , Tokur-Jurjach

The Aly-Jurjach ( Russian Алы-Юрях ) is a 254 km long right tributary of the Bulun in northeast Siberia , in the Asian part of Russia .

The Aly-Jurjach rises on the southern flank of a ridge up to almost 1,100  m high on the Jukagiren plateau , which marks the border between the Magadan Oblast and the Sakha Republic (Yakutia) . It initially flows in a southerly direction, from the middle reaches almost directly to the east, where it meanders strongly . Only 13 kilometers after the inclusion of the largest tributary, Tokur-Jurjach, which comes from the north, it flows with two arms into the Korkodon tributary Bulun (also called Rassocha ), which flows southwest on the southern edge of the Jukagiren plateau . The source of the Aly-Jurjach is located about 180 km as the crow flies northeast of the nearest town Syrjanka on the Kolyma , its mouth about 230 km east-southeast.

The catchment area of the river covers 7840 km². The most important tributaries are Brodnaja (Russian Бродная , length 51 km), Schirokaja ( Широкая , 51 km) and the aforementioned Tokur-Jurjach ( Токур-Юрях , with its source river Prawy (right) Tokur-Jurjach 215 km), all from the left.

There are no settlements in the entire catchment area of ​​the river, which is located entirely on the territory of the Srednekanski rajon of Magadan Oblast.

Individual evidence

  1. ↑ Soviet General Staff Map 1: 200,000. Sheet Q-56-XVII, XVIII (1989 edition)
  2. ↑ Soviet General Staff Map 1: 200,000. Sheet Q-56-XXIII, XXIV (1989 edition)
  3. ↑ a b c Aly-Jurjach in the State Water Register of the Russian Federation (Russian)