Ilga (Lena)

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Ilga
Илга
Data
Water code RU18030000112117100002435
location Irkutsk Oblast ( Russia )
River system Lena
Drain over Lena  → Arctic Ocean
source Lena Angara Plateau
53 ° 26 ′ 28 "  N , 105 ° 2 ′ 52"  E
Source height approx.  980  m
muzzle at Ust-Ilga in the Lena coordinates: 55 ° 0 '12 "  N , 105 ° 4' 58"  E 55 ° 0 '12 "  N , 105 ° 4' 58"  E
Mouth height 397.7  m 
Height difference approx. 582.3 m
Bottom slope approx. 2 ‰
length 289 km
Catchment area 10,400 km²
Discharge at the Snamenka
A Eo gauge : 7600 km²
Location: 52 km above the mouth
MQ 1965/1990
Mq 1965/1990
28 m³ / s
3.7 l / (s km²)
Discharge at the Polowinny
A Eo gauge : 7960 km²
Location: 24 km above the mouth
MQ 1936/1964
Mq 1936/1964
34 m³ / s
4.3 l / (s km²)
Location of the Ilga in the catchment area of ​​the Len

Location of the Ilga in the catchment area of ​​the Len

The Ilga ( Russian Илга ) is a left tributary of the Lena in the Russian Oblast of Irkutsk .

The Ilga rises on the Lena Angara plateau about 150 km north of Irkutsk . The Ilga flows mainly in a northerly direction and flows after 289 km on the left into the upper reaches of the Lena. The Ilga drains an area of ​​10,400 km².

Individual evidence

  1. Soviet General Staff Map 1: 100,000. Sheet N-48-91. Edition 1987.
  2. Soviet General Staff Map 1: 100,000. Sheet N-48-31. Edition 1986.
  3. a b Ilga in the State Water Register of the Russian Federation (Russian)
  4. Ilga at the Snamenka gauge - hydrographic data at R-ArcticNET
  5. Ilga at the Polowinny gauge - hydrographic data from R-ArcticNET