Lake Mullucocha  Lake Mullucocha (possibly from Quechua "mullu" small pearl made of fine clay / marine shell which is offered to the divinities, "qucha" lake, lagoon) is a lake in Peru located in the Lima Region, Yauyos Province, Tanta District. Mullucocha, situated at a height of about , lies southeast of the Pariacaca mountain range, east of P'itiqucha and northeast of Paucarcocha. Lake Mullucocha is situated next to an ancient road part of the Inca road system.