Uschna
Uschna Ушна |
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Data | ||
Water code | RU : 09010301212110000030899 | |
location | Vladimir Oblast ( Russia ) | |
River system | Volga | |
Drain over | Oka → Volga → Caspian Sea | |
source | near Dobryatino on the Central Russian Plate 55 ° 30 ′ 11 ″ N , 41 ° 19 ′ 55 ″ E |
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muzzle |
Oka coordinates: 55 ° 42 ′ 42 " N , 42 ° 11 ′ 40" E 55 ° 42 ′ 42 " N , 42 ° 11 ′ 40" E |
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Mouth height |
71 m
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length | 160 km | |
Catchment area | 3060 km² | |
Outflow location: 62 km above the mouth |
MQ |
5 m³ / s |
Left tributaries | Kolp | |
Course of the Uschna (Ушна) in the catchment area of the Oka |
The Uschna ( Russian Ушна ) is a left tributary of the Oka in the Vladimir Oblast in central Russia .
The Uschna rises near Dobryatino on the Central Russian Plate . It initially flows a short distance to the east, but then turns to the north. Later in the lower reaches the river turns east again. The most important tributary, Kolp , meets the Uschna from the left at river kilometer 42. Finally, the Uschna flows into the Oka on the left about 70 km north of the city of Murom .
The Uschna has a length of 160 km. It drains an area of 3060 km². The river is mainly fed by the snowmelt . The mean discharge 62 km above the mouth is 5 m³ / s. The upper course occasionally falls dry. The river is usually covered with ice between November and April.