Kirenga River (Russian: Киренга) is a river in Irkutsk Oblast in Russia, right tributary of the Lena. The length of the river is 746 km. The area of its basin is 46,600 sq km. The Kirenga River freezes up in the late October - early November and stays under the ice until the late April - May. Its main tributaries are the Ulkan, Minya, and Khanda. The town of Kirensk is located at the mouth of the Kirenga River. Irkutsk Oblast (Russian: ) is a federal subject of Russia (an oblast), located in south-eastern Siberia in the basins of Angara, Lena, and Nizhnyaya Tunguska rivers, and occupies an area of 767,900 km² (4. ... Look up tributary in Wiktionary, the free dictionary. ... The Lena (Russian: ÐеÌна) in Siberia is the 10th longest river in the world and has the 9th largest watershed. ... KM, Km, or km may stand for: Khmer language (ISO 639 alpha-2, km) Kilometre Kinemantra Meditation Knowledge management KM programming language KM Culture, Korean Movie Maker. ... This article includes a list of works cited or a list of external links, but its sources remain unclear because it lacks in-text citations. ... Square kilometre (US spelling: Square kilometer), symbol km², is an SI unit of surface area. ... Kirensk (Russian: ) is a town in Irkutsk Oblast, Russia, located at the confluence of the Kirenga and Lena Rivers 710 km north of Irkutsk. ...