The Volta Grande Dam is an embankment dam on the Grande River about 12 kilometres (7.5 mi) west of Água Comprida, Brazil. The dam is on the border of Conceição das Alagoas municipality in the state of Minas Gerais to the north and Miguelópolis municipality in the state of São Paulo to the south. It was constructed between 1970 and 1974 for the purpose of hydroelectric power generation. The power station at the dam has an installed capacity of 380 MW and is owned by CEMIG.