Lake Pucacocha (possibly from Quechua puka red, qucha lake, "red lake") is a lake in the Cordillera Blanca in the Andes of Peru. It is situated at a height of comprising an area of . Pukaqucha is located in the Ancash Region, Huaylas Province, Yuracmarca District, northwest of the highest peak of Pucajirca (Quechua for "red mountain").