Osyotr River
Encyclopedia
River
A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...
in Tula
Tula Oblast
Tula Oblast is a federal subject of Russia with its present borders formed on September 26, 1937. Its administrative center is the city of Tula. The oblast has an area of and a population of 1,553,874...
and Moscow Oblast
Moscow Oblast
Moscow Oblast , or Podmoskovye , is a federal subject of Russia . Its area, at , is relatively small compared to other federal subjects, but it is one of the most densely populated regions in the country and, with the 2010 population of 7,092,941, is the second most populous federal subject...
s in Russia
Russia
Russia or , officially known as both Russia and the Russian Federation , is a country in northern Eurasia. It is a federal semi-presidential republic, comprising 83 federal subjects...
, a right tributary of the Oka River
Oka River
Oka is a river in central Russia, the largest right tributary of the Volga. It flows through the regions of Oryol, Tula, Kaluga, Moscow, Ryazan, Vladimir, and Nizhny Novgorod and is navigable over a large part of its total length, as far upstream as to the town of Kaluga. Its length exceeds...
. The length of the river is 228 km. The area of its basin
Drainage basin
A drainage basin is an extent or an area of land where surface water from rain and melting snow or ice converges to a single point, usually the exit of the basin, where the waters join another waterbody, such as a river, lake, reservoir, estuary, wetland, sea, or ocean...
is 3,480 km². The Osyotr freezes up in November and stays icebound until the first half of April. The town of Zaraysk
Zaraysk
Zaraysk is a town and the administrative center of Zaraysky District of Moscow Oblast, Russia, situated about southeast from Moscow. Population: The town stands on the right bank of the Osyotr River, which is a right confluent of the Oka...
is located on the Osyotr River.