Koyva River
| Koyva River | |
|---|---|
| Origin | Ural Mountains |
| Mouth | Chusovaya River |
| Length | 180 km (110 mi) |
| Basin area | 2,250 km2 (870 sq mi) |
Koyva River (Russian: Койва) is a river in Perm Krai in Russia, a right tributary of the Chusovaya River (Kama's basin). The river is 180 kilometres (110 mi) long, and its drainage basin covers 2,300 square kilometres (890 sq mi). It starts on the western slope of the Ural Mountains, on the slopes of Mount Bolshaya Khmelikha. Its mouth is near the settlement Ust-Koyva, 66 kilometres (41 mi) from the mouth of the Chusovaya River. It is a mountain river with many rapids and shoals.
It was along the Koyva River that the first ever diamonds were found in 1829 in Russia. There are urban-type settlement Tyoplaya Gora situated by the river.
Main tributaries:
- Left: Tiskos, Tyrym, Olkhovka;
- Right: Biser, Kusya.
Etymology
Name of river is a composition of Komi-Permyak words ‘koy’ (splash) and ‘va’ (water).