The reservoir is 129 km long and is located in the Dnipropetrovsk and Zaporizhzhia Oblasts. It stretches from the dam at Zaporizhzhia upstream to just below Dnipro city. It averages 3.2 km wide, and is 7 km at its widest.
The reservoir measures 129 km in length and is situated within the Dnipropetrovsk and Zaporizhzhia Oblasts. It spans from the dam at Zaporizhzhia upstream to just beneath Dnipro city, with an average width of 3.2 km and a maximum width of 7 km.