Toyma River

Infobox River
river_name = Toyma, Tuyma River


caption =
origin = Udmurtia
mouth = Kuybyshev Reservoir, Kama River, near Yelabuga, Tatarstan
basin_countries = Tatarstan and Udmurtia, Russia
length = 124 km
elevation =
mouth_elevation = 53
discharge =
watershed = 1,446 km²

The Toyma ( _ru. Тойма; _tt. Туйма|Tuyma) is a river in Udmurtia and Tatarstan, Russian Federation, a right-bank tributary of the Kama River. It's length is 124 km (84 of them in Tatarstan) and its drainage basin is 1,446 km². It origins in Udmurtia and falls to the Kama near Yelabuga, Tatarstan.

Major tributaries are Vozzhayka, Yurashka, Karinka Rivers. The maximal mineralization 400-600 mg/l. The maximal water discharge is 533 m³/s (1979). Drainage is regulated. Average sediment in mouth per year is 146 mm. Since 1978 it is protected as "natural monument of Tatarstan". [TES|Туйма] Mendeleyevsk and Yelabuga stay on the river.

References