Yanaqucha (Huayllay)
Yanaqucha (Quechua "yana" black, very dark, "qucha" lake, "black lake", hispanicized spelling "Yanacocha") is a lake in Peru located in the Pasco Region, Pasco Province, Huayllay District. It is situated at a height of about . Yanaqucha lies between Waskaqucha in the west and Lake Junin in the east. The lake belongs to the watershed of the Mantaro River. In 2000 the high Yanaqucha-Pallqan dam was erected at the southeastern end of the lake at , northwest of the village of Pallqan "(Palcan)". The dam is operated by Electroperu.