One of the most spectacular attractions is the Hydroelectric Plant of São Simão, located on the Paranaíba River. It began operating in 1978 with 1,710,000 MW of installed power with 6 generators. The dam is 3,600 meters long and 127 meters high and the useful volume of the reservoir is approximately 5,540 billion m³. According to the concession given by ANEEL, this reservoir can operate between the level of 390.5 m, denominated the minimum operating level, and 401 m, denominated the maximum operating level. Usina de São Simão