The Kattakurgan Reservoir is a reservoir on the Zeravshan River in the Kattakurgan District, Samarkand Region, Uzbekistan. Каттақўрғон сув омбори National Encyclopedia of UzbekistanKattakurgan, Britannic Due to its large size, it is informally known as the Uzbek Sea.N. Mikhailov, The Sixteen Republics of the Soviet Union, 1951, , p.60Greeat Soviet Encyclopedia 3rd edition, vol. 11, 1973, p. 537

References