Kiya is a river in Tomsk

Tomsk Oblast

Tomsk Oblast is a federal subject of Russia . It lies in the southeastern West Siberian Plain, in the southwest of the Siberian Federal District. Its administrative center is the city of Tomsk. Population:...

 and Kemerovo Oblast

Kemerovo Oblast

Kemerovo Oblast , also known as Kuzbass after the Kuznetsk Basin, is a federal subject of Russia , located in southwestern Siberia, where the West Siberian Plain meets the South Siberian mountains...

s of 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...

. It is a tributary of the Chulym (in the Ob

Ob River

The Ob River , also Obi, is a major river in western Siberia, Russia and is the world's seventh longest river. It is the westernmost of the three great Siberian rivers that flow into the Arctic Ocean .The Gulf of Ob is the world's longest estuary.-Names:The Ob is known to the Khanty people as the...

's drainage 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...

), and is 548 km long, with a drainage basin of 32 200 km². The river has its sources in the Kuznetsky Alatau and flows in a northwesterly direction to its mouth in the Chulym River some 40 kilometers upriver from the town of Asino

Asino

Asino is a town and the administrative center of Asinovsky District of Tomsk Oblast, Russia. Population: -History:It was founded in 1896 as Kseniyevsky transmigratory settlement; in 1930 the construction of the railway Tomsk–Kseniyevskoye started...

.

Its main tributaries are from the right: Tyazhin and Chet, and from the left: Kozhakh and Antibes.

The town of Mariinsk

Mariinsk

Mariinsk is a town in Kemerovo Oblast, Russia, located on the Kiya River northeast of Kemerovo. Population: 39,700 .It was founded in the 18th century as the village of Kiyskoye . In 1856, it was granted town status and renamed Mariinsk after Empress Maria, consort of Alexander II, one...

lies along the Kiya.