Waskhaqucha (Quechua waskha (also waska) rope, qucha lake, also spelled Huascacocha) or Wask'aqucha (Quechua wask'a rectangle) is a lake in Peru located in the JunÃÂn Region, Tarma Province, San Pedro de Cajas District. It is situated at a height of about , about 1.87 km long and 0.43 km at its widest point. Waskhaqucha lies southeast of Chinchayqucha and northeast of a smaller lake named Pukaqucha, north of the village of Patakancha.