Paka Chuku (Quechua paka eagle, chuku hat, "eagle hat", also spelled Pacachuco) is a mountain in the Bolivian Andes that reaches a height of approximately . It is located in the PotosÃÂ Department, Charcas Province, San Pedro de Buena Vista Municipality. Puka Chuku lies southeast of Puka Urqu. The Ch'alla Mayu flows along its northern slope.