Куйбышевское водохранилище
Kamskoye Ustye (; , "Kama Tamağı") is an urban locality (an urban-type settlement) and the administrative center of Kamsko-Ustyinsky District in the Republic of Tatarstan, Russia, located on the Kuybyshev Reservoir, near the confluence of the Volga and Kama Rivers, from the republic's capital of Kazan. As of the 2010 Census, its population was 4,482.