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
muzzle	Oka coordinates: 55 ° 42 ′ 42 "  N , 42 ° 11 ′ 40"  E 55 ° 42 ′ 42 "  N , 42 ° 11 ′ 40"  E
Mouth height	71  m
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.

Individual evidence

1. ↑ ^{a b c d e f} Article Uschna in the Great Soviet Encyclopedia (BSE) , 3rd edition 1969–1978 (Russian)http: //vorlage_gse.test/1%3D115003~2a%3D~2b%3DUschna
2. ↑ ^{a b} Uschna in the State Water Directory of the Russian Federation (Russian)