The Chuna (), called Uda (; , ''Üd'') above the settlement of Chunsky, is a river in

Irkutsk Oblast Irkutsk Oblast (; ) is a federal subjects of Russia, federal subject of Russia (an oblast), located in southeastern Siberia in the basins of the Angara River, Angara, Lena River, Lena, and Nizhnyaya Tunguska Rivers. The administrative center is ...

and

Krasnoyarsk Krai Krasnoyarsk Krai (, ) is a federal subjects of Russia, federal subject (a krai) of Russia located in Siberia. Its administrative center is the types of inhabited localities in Russia, city of Krasnoyarsk, the second-largest city in Siberia after ...

Russia Russia, or the Russian Federation, is a country spanning Eastern Europe and North Asia. It is the list of countries and dependencies by area, largest country in the world, and extends across Time in Russia, eleven time zones, sharing Borders ...

. It is long, with a

drainage basin A drainage basin is an area of land in which all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, ...

of . The river has its sources in the southwestern parts of Irkutsk Oblast, on the northern slopes of the eastern

Sayan Mountains The Sayan Mountains (, ; ) are a mountain range in southern Siberia spanning southeastern Russia (Buryatia, Irkutsk Oblast, Krasnoyarsk Krai, Tuva and Khakassia) and northern Mongolia. Before the rapid expansion of the Tsardom of Russia, the mou ...

. It then flows over the

Central Siberian Plateau The Central Siberian Plateau (; ) is a vast mountainous area in Siberia, one of the Great Russian Regions. Geography The plateau occupies a great part of central Siberia between the Yenisei and Lena rivers. It is located in the Siberian Plat ...

, and passes the

Nevanka Nevanka () is a village in Chunsky District of Irkutsk Oblast, Russia. It lies on the Chuna River The Chuna (), called Uda (; , ''Üd'') above the settlement of Chunsky, is a river in Irkutsk Oblast and Krasnoyarsk Krai of Russia. It is long, ...

and

Nizhneudinsk Nizhneudinsk ( rus, Нижнеу́динск, p=nʲɪʐnʲɪˈudʲɪnsk; , ''Doodo-Üde'') is a town and the administrative center of Nizhneudinsky District of Irkutsk Oblast, Russia, located on the Uda River ( Yenisei's basin), northwest of ...

. Logs are floated downriver and loaded onto the

Baikal–Amur Mainline The Baikal–Amur Mainline (, , , ) is a broad-gauge railway line in Russia. Traversing Eastern Siberia and the Russian Far East, the -long BAM runs about 610 to 770 km (380 to 480 miles) north of and parallel to the Trans-Siberian Railway. ...

at Chunsky (station name Sosnovye Rodniki). It then turns west, and joins the

Biryusa The Biryusa (, in its lower reaches also called the Ona) is a river in Irkutsk Oblast and Krasnoyarsk Krai, Russia. The Biryusa is long, with a drainage basin of . The river has its sources in the far southwestern areas of Irkutsk Oblast, at a ...

to form the

Taseyeva The Taseyeva ( rus, Тасе́ева, p=tɐˈsʲeɪvə) is a river in Krasnoyarsk Krai, Russia. It is the largest, left tributary of the Angara and is long. If its right source river, the Chuna (river), Chuna, is included, it is long. Its drain ...

, a tributary of the

Angara The Angara (; ) or Angar ( мүрэн) is a major river in Siberia, which traces a course through Russia's Irkutsk Oblast and Krasnoyarsk Krai. It drains out of Lake Baikal and is the headwater tributary of the Yenisey. It is long, and has ...

References

Rivers of Irkutsk Oblast Rivers of Krasnoyarsk Krai {{Siberia-river-stub