There are three hydroelectric power plants with dams and two reservoir lakes built on the Drava. The Varaždin Hydroelectric Power plant fed from Lake Ormož, Čakovec Hydroelectric Power Plant is fed from the smaller Lake Varaždin and opened in 1982, while the Dubrava Hydroelectric Power Plant is fed from the larger Lake Dubrava and opened in 1989. The latter two hydroelectric power plants provide 161,6 MW of electric power. Their dams, levees, canals and reservoirs are also used for flood control and irrigation.