| Phaqcha Mayu | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Bolivia |
| Subdivision Type3: | Region |
| Subdivision Name3: | Cochabamba Department |
| Subdivision Type5: | Municipality |
| Subdivision Name5: | Arani Province, Carrasco Province |
Phaqcha Mayu (Quechua phaqcha waterfall, mayu river, "waterfall river", also spelled Pajcha Mayu) is a Bolivian river in the Cochabamba Department, Arani Province, Vacas Municipality, and in the Carrasco Province, Pocona Municipality.[1] It originates near Vacas. From the lake Pilawit'u it flows southeast.[2] Downstream, south of Pocona, it is also known under the name Ch'akiri.