It is located in the municipality Ponte da Barca e Arcos de Valdevez, in Viana do Castelo District, Portugal.

The dam is used for power generation, irrigation and flood control.

The spillway with 3 cradial gates is part of the dam body (maximum discharge 3,200 m³/s).

Minimum operating level is 47.5 m.[1] The reservoir of Touvedo Dam serves as lower reservoir for the Alto Lindoso pumped-storage power plant.

The power station contains one Kaplan turbine-generator with 22.2 MW (24 MVA) in a dam powerhouse located on the left side of the dam.