Sumka River

The Sumka (Russian: Сумка) is a river in Zelenodolsky District of the Republic of Tatarstan, Russia, a left-bank tributary of the Volga River. It is 37 kilometres (23 mi) long, and its drainage basin covers 250 square kilometres (97 sq mi). It begins near Gremyachy Klyuch and flows to the Kuybyshev Reservoir, Volga, forming the western border of Vasilyevo, Tatarstan.

The river valley comes through the Raifa section of the Volga-Kama Reserve. There the Sumka passes several major lakes, the biggest being Raifa lake. The maximal mineralization 200 mg/l. The maximal water discharge is 30 cubic metres per second (1,100 cu ft/s). The river used to dry up in summer.^[1]

References

Volga River
Tributaries	Selizharovka Vazuza Tvertsa Shosha Dubna Medveditsa Nerl Kashinka Sit Mologa Suda Sheksna Sogozha Kotorosl Kostroma Nyomda Unzha Uzola Oka Kudma Kerzhenets Sura Vetluga Rutka Tsivil Great Kokshaga Little Kokshaga Anish Ilet Sviyaga Sumka Kazanka Kama Aktay Bezdna Cheremshan Sok Samara Chapayevka Little Irgiz Irgiz Tereshka Yeruslan Akhtuba (distributary)
Reservoirs	Lake Volgo Ivankovo Uglich Rybinsk Gorky Cheboksary Kuybyshev Saratov Volgograd
Hydroelectric stations	Ivankovo Uglich Rybinsk Nizhny Novgorod Cheboksary Zhiguli Saratov Volga
Canals	Moscow Canal Volga–Baltic Waterway Volga–Don Canal
Cities	Astrakhan Volgograd Saratov Samara Kazan Ulyanovsk Nizhny Novgorod Yaroslavl Tver

Coordinates: 55°58′54″N 48°58′16″E / 55.98167°N 48.97111°E / 55.98167; 48.97111