Karabash Reservoir (Russian: Карабашское водохранилище, Tatar: Карабаш сусаклагычы, romanized: Qarabaş susaqlağıçı) is a reservoir of the upper Zay River near Karabash, Tatarstan, Russian Federation. It was filled in 1957 for the local oil and other industry needs. It has surface area 7.31 km², a length 8.7 km, mean depth 7.2 m and a volume 52.3 million cubic meters.

Karabash Reservoir
Karabash Reservoir is located in Russia
Karabash Reservoir
Karabash Reservoir
LocationTatarstan
Coordinates54°41′55″N 52°39′58″E / 54.69861°N 52.66611°E / 54.69861; 52.66611
Typereservoir
Basin countriesRussia
Max. length8.7 km (5.4 mi)
Surface area7.31 km2 (2.82 sq mi)
Average depth7.2 m (24 ft)
Water volume52.3×10^6 m3 (42,400 acre⋅ft)
SettlementsKarabash, Tatarstan