The Itupararanga Dam is a dam, located on the Sorocaba River in the Sorocaba region of São Paulo state. It was built by Light S.A. from 1913 to 1914. The plant started its operation on 25 March 1914. It forms a lake with more than and an area of 936 square kilometers with the main channel of and from shore. The estimated volume is . The plant, with an installed capacity of and average annual production of , is used only by the industrial Votorantim Group, as Votorantim Cement Factory in St. Helena and the Companhia Brasileira de AlumÃÂnio â CBA, in AlumÃÂnio.
The dam is in length and has a height of . It was built over the Sorocaba River canyon in the São Francisco Ridge. The water reservoir supplies Ibiúna 100%, Sorocaba 74%, Votorantim 92% and São Roque 32% and other neighboring cities. It is used to irrigate hundreds of farms in the vicinity. It is a leading tourist attraction in the region.