Yarq'asqa (Quechua yarq'a artificial canal, -sqa a suffix, "canalized", Hispanicized spelling Yarjasca) is a mountain in the Chunta mountain range in the Andes of Peru, about high. It is located in the Huancavelica Region, Huancavelica Province, Ascensión District. Yarq'asqa lies southwest of Sitaq.