Cantumayo (possibly from Quechua qantu, qantus, qantuta a plant (Cantua buxifolia), mayu river,[1]) is a river in Peru located in the Arequipa Region, Caylloma Province, Coporaque District.
[2] It originates in the Chila mountain range southeast of the mountain Mismi.
Its direction is mainly to the south where it meets Colca River as a right affluent.
The confluence is north of the town Coporaque.
This article related to a river in Peru is a stub.