It is dammed near Sorbollano to form the Rizzanese Reservoir, which stores water for irrigation and supplies the largest hydroelectric power plant in Corsica, with installed capacity of 55 MW.

The Rizzanese is 44.15 kilometres (27.43 mi) long, It crosses the communes of Arbellara, Cargiaca, Levie, Loreto-di-Tallano, Olmiccia, Propriano, Quenza, Sartène, Serra-di-Scopamène, Sorbollano, San-Gavino-di-Carbini, Sainte-Lucie-de-Tallano, Viggianello, Zonza and Zoza.

[3] The dam is owned by Électricité de France (EDF) and impounds 1,000,000 cubic metres (35,000,000 cu ft) of water.

[4] A tunnel carries water from the dam to the hydroelectric power station at Sainte Lucie de Tallano in the Levo plain.

[5] Measurements of the river flow were taken near its mouth at the Pont de Rena Bianca station in Propriano between 2018 and 2021.