Departamento de Cajamarca
Qillwaqucha (Quechua "qillwa, qiwlla, qiwiña" gull, "qucha" lake, "gull lake", hispanicized spelling "Quelluacocha") is a lake in Peru located in the Cajamarca Region, Cajamarca Province, Namora District. It is situated at a height of about . The village at its eastern shore is also named Qillwaqucha "(Quelluacocha)".