It is situated in the Oruro Department, Cercado Province, Surakachi Municipality, 16 km east of the town Oruro.
It was first constituted on March 22, 1997 and was composed of the regional organizations: Jatun Quillakas Asanajaqis, J'acha Carangas, Charka Qhara Qhara, First Nations' Council of Potosi's Ayllus, Qhara Qhara, Ayllus of Cochabamba, Jach'a Suyu Pakajak'i, Urus, Saoras-Chuwis, and Kallawayas.
Jach'a Uma (Aymara jach'a big, great, uma water, "big water", hispanicized spelling Jacha Uma, Jachcha Uma) is a Bolivian river in the Oruro Department, Cercado Province, Surakachi Municipality, north east of Oruro.