River: Deza, section 2
Upper boundary: 30 m downstream from the outflow effluent from the Saídres power station (Silleda and Vila de Cruces; x=562.545, y=4.734.142)
Lower boundary: Mouth of River Orza (Silleda and Vila de Cruces; x=560.670, y=4.734.698)
Km: 4,1