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General information

Name: Tanes



Company owner: EDP



Location: Nalon River, Caso and Sobrescobio



Watershed: North - Nalon



Supply reservoir: Tanes and Rioseco Contraembalse



Began operations: 1978


Physical characteristics

Usable volume of reservoir (Hm³): 25.3 in Tanes; 2.82 in Rioseco



Type of dam: Gravity for both Tanes and Rioseco



Power station type: Derivation and groundwater



Number of alternators: 2



Turbine type: Vertical Francis and reversible


Energy Features

Net capacity (MW): 124,17



Energy produced in average year: 137,000 MWh



Number of sets: 2



Maximum flow equipment: 119.5 m/sup3/s generation; 115 m³/s pumping