The Dnieper Reservoir is a water reservoir

Reservoir

A reservoir , artificial lake or dam is used to store water.Reservoirs may be created in river valleys by the construction of a dam or may be built by excavation in the ground or by conventional construction techniques such as brickwork or cast concrete.The term reservoir may also be used to...

 on, and named after the Dnieper River

Dnieper River

The Dnieper River is one of the major rivers of Europe that flows from Russia, through Belarus and Ukraine, to the Black Sea.The total length is and has a drainage basin of .The river is noted for its dams and hydroelectric stations...

 in Ukraine

Ukraine

Ukraine is a country in Eastern Europe. It has an area of 603,628 km², making it the second largest contiguous country on the European continent, after Russia...

. It is located within the Dnipropetrovsk

Dnipropetrovsk Oblast

Dnipropetrovsk Oblast is an oblast of central Ukraine, the most important industrial region of the country. Its administrative center is Dnipropetrovsk....

 and Zaporizhzhia Oblast

Zaporizhia Oblast

Zaporizhia Oblast is an oblast of southern Ukraine. Its capital is Zaporizhia.This oblast is an important part of Ukraine's industry and agriculture.-Geography:...

s. It was created in 1932 by the construction of the Dnieper Hydroelectric Station

Dnieper Hydroelectric Station

The Dnieper Hydroelectric Station is the largest hydroelectric power station on the Dnieper River, placed in Zaporizhia, Ukraine.- Early Plans :In the lower current of the Dnieper River there were almost 100 km long part of the river filled with rapids...

.

The reservoir is 129 km long, has an average width of 3.2 km (7 km at its widest), and has an average depth of 8 meters (53 m at its deepest). The total water volume is 3.3 km³.

The Lenin Lake, stretching for approximately ten kilometres at the mouth of the Samara River

Samara River (Dnieper)

The Samara is a river in Ukraine, a left tributary of the river Dnieper. The city of Dnipropetrovsk is located near the confluence of Dnieper and Samara....

, flows into the northern end of the reservoir. The creation of the reservoir inundated the historic Dnieper Rapids.