Koiwa
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Koiwa Койва |
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| Data | ||
| Water code | RU : 10010100712111100011160 | |
| location | Perm Region ( Russia ) | |
| River system | Volga | |
| Drain over | Chusovaya → Kama → Volga → Caspian Sea | |
| origin | Sineie Boloto wetlands 58 ° 49 ′ 59 ″ N , 59 ° 2 ′ 19 ″ E |
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| Source height | 463 m | |
| muzzle | at Ust-Koiwa in the Tschussowaja coordinates: 58 ° 13 ′ 59 ″ N , 58 ° 12 ′ 14 ″ E 58 ° 13 ′ 59 ″ N , 58 ° 12 ′ 14 ″ E |
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| Mouth height | 127 m | |
| Height difference | 336 m | |
| Bottom slope | 1.9 ‰ | |
| length | 180 km | |
| Catchment area | 2250 km² | |
| Discharge at the Fedotowka gauge Location: 65 km above the estuary |
MQ |
15 m³ / s |
| Left tributaries | Tiskos, Kyrma, Olchowka, Tyrym | |
| Right tributaries | Bisser, Saranka, Kusja | |
| Communities | Kusje-Alexandrowski | |
The Koiwa ( Russian Койва ) is a right tributary of the Chusovaya in the Russian region of Perm .
The Koiwa originates in the Sineie Boloto marshland . At the edge of the Middle Urals it flows through a narrow valley with steep river banks. The course of the river runs in a southwestern direction. The Koiwa joins the Tschussowaja at Ust-Koiwa .
The Koiwa has a length of 180 km. It drains an area of 2250 km² and is mainly fed by the snowmelt . The mean discharge in the village of Fedotowka 65 km above the mouth is 15 m³ / s.
The koiwa was used for rafting , at least in the past . In its catchment area, diamonds were first discovered in Russia in 1829 .
Web links
Commons : Koiwa - collection of images, videos and audio files
