Dniprodzerzhynsk Reservoir. (Map: Dniprodzerzhynsk Reservoir.) A water reservoir on the lower Dnieper River, built in 1963–5. The reservoir is 114 km in length and 5 km in width on the average (8 km maximum). It covers an area of 567 sq km and has an average depth of 15 m. Its water volume is 2.45 billion cu m. The reservoir freezes over in winter. Its water is used for generating hydroelectric power, transportation, fish farming, and human consumption. The ports of Kremenchuk and the Dnieper Mineral Enrichment Complex in Komsomolsk are located on the reservoir. The Dniprodzerzhynsk Hydroelectric Station, built in 1956–65, is also located on the reservoir. Its capacity is about 350,000 kW, and its average annual production is 1.3 billion kWh.