The São Francisco River is one of the most important waterways of Brazil. The spring is in the Serra da Canastra, in the state of Minas Gerais. Its route crosses the state of Bahia, its motto north to Pernambuco, as well as constituting the natural border between the states of Sergipe and Alagoas and finally empties into the Atlantic Ocean after traveling 2814 kilometers from the source to the mouth. His Indian name is Opará or Pirapitinga and is also fondly called Old Chico.
Has two navigable spurts: the average, about 1371 km in length, between Pirapora (MG) and Juazeiro (BA) / Petrolina (PE) and low, with 208 km between Piranhas (AL) and the mouth in the Ocean Atlantic.
The São Francisco river runs through regions with natural conditions of the most diverse and has six hydroelectric plants.
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