Pilcomayo is a river in central South America. At 1,100 kilometres (680 mi) long, it is the longest western tributary of the Paraguay River. Its drainage basin is 270,000 square kilometres (100,000 sq mi) in area, and its mean discharge is 200 cubic metres per second (7,100 cu ft/s).
Cornelio Saavedra is a province in the north-eastern parts of the Bolivian Potosí Department. The capital of the province is Betanzos with 4,168 inhabitants in the year 2001.
José María Linares is a province in the eastern parts of the Bolivian department of Potosí. Its capital is Puna.
Kachi Mayu is a Bolivian river east of Poopó Lake in the Oruro Department, Challapata Province, Challapata Municipality. Its source, the Jach'a Juqhu River, is considered the origin of the Pillku Mayu.
Kachi Mayu is a Bolivian river in the Chuquisaca Department, Oropeza Province, in the Sucre and Yotalla Municipalities. It is a left tributary of the Pillku Mayu, not to be confused with the Kachi Mayu in the Oruro Department which is the headwater of the Pillku Mayu. The confluence is on the border of the Yotalla Municipality and the Potosí Department, west of the village of Tasapampa.
Jatun Mayu which downstream successively is named Challajtiri Mayu, Rosario, Agua Castilla, Jatun Mayu again and Qaysa is a Bolivian river in the provinces of Antonio Quijarro, José María Linares and Tomás Frías of the Potosí Department. It belongs to the Pillku Mayu river basin.
T'uruchipa is a Bolivian river in the Potosí Department, José María Linares Province, Ckochas Municipality, T'uruchipa Canton. It is a right tributary to the Pillku Mayu.
Chiñi Mayu is a Bolivian river in the Chuquisaca Department, Nor Cinti Province, San Lucas Municipality and Camargo Municipality. It belongs to the Pillku Mayu river basin.
Ch'aki Mayu is a Bolivian river in the Cochabamba Department, Quillacollo Province, Sipe Sipe Municipality. It is a right affluent of the Rocha River which belongs to the Amazon river basin. Ch'aki Mayu flows in a large bow from the west to the east around Sipe Sipe. The confluence with the Rocha River is south east of the town.
Ch'aki Qucha is a 4,628-metre-high (15,184 ft) mountain in the Potosí mountain range in the Bolivian Andes at a lake of the same name. It is located in the Potosí Department, José María Linares Province, in the west of the Puna Municipality. Ch'aki Qucha lies south of the mountain Kuntur Ikiña, northeast of Kunturiri and a lake named T'ala Qucha and southeast of Jatun Kunturiri.
Yana Mayu is a 4,797-metre-high (15,738 ft) mountain in the Potosí mountain range of the Bolivian Andes. It is located in the Potosí Department, on the border of the Cornelio Saavedra Province, Chaqui Municipality, and the José María Linares Province, Puna Municipality. It is situated northeast of Jatun Kunturiri. The lakes named Kimsa Qucha and Q'ara Qucha lie at its feet.
Urqu Qucha is a lake in the Andes of Bolivia. It is located in the Potosí Department, Cornelio Saavedra Province, Tacobamba Municipality, at the border with the Tomás Frías Province, Potosí Municipality. Urqu Qucha lies south-west of the mountain Titi Pinkillu and north of the Challwiri River, an affluent of the Pillku Mayu.
Wayra Wasi is a 4,416-metre-high (14,488 ft) mountain in the Bolivian Andes. It is situated in the Potosí Department, Tomás Frías Province, Potosí Municipality. Wayra Wasi lies west of Jatun Q'asa and the Ch'aki Mayu. The river originates southeast of the mountain. It flows to the north.
Jatun Q'asa is a 4,590-metre-high (15,059 ft) mountain in the Bolivian Andes. It is situated in the Potosí Department, Tomás Frías Province, Potosí Municipality. Some of the nearest settlements are Umallani and Salla K'uchu. Jatun Q'asa lies east Wayra Wasi, between the Ch'aki Mayu in the west and the Challwiri River (Challviri) in the east. Both rivers flow to the north as right tributaries of the Pillku Mayu.
Titi Pinkillu is a 4,529-metre-high (14,859 ft) mountain in the Bolivian Andes. It is situated in the Potosí Department, Cornelio Saavedra Province, Tacobamba Municipality, near the border with the Tomás Frías Province, Potosí Municipality. Titi Pinkillu lies north-east of the lake Urqu Qucha. This is also where the Challwiri River, an affluent of the Pillku Mayu, originates.
Ch'aki Mayu is a 3,654-metre-high (11,988 ft) mountain in the Bolivian Andes. It is located in the Chuquisaca Department, Oropeza Province, Sucre Municipality.
Wallqayuq Urqu is a 4,124-metre-high (13,530 ft) mountain in the Bolivian Andes. It is located in the Chuquisaca Department, on the border of the Azurduy Province, Tarvita Municipality, and the Jaime Zudáñez Province, Icla Municipality. Wallqayuq Kimray lies west of Wisk'achani and northeast of Wanaku Kimray. The Phaqcha Mayu originates south of the mountain. It flows to the south as an affluent of the Qucha Mayu which downstream is named San José. It is a left tributary of the Pillku Mayu.
Wañuma is a 4,202-metre-high (13,786 ft) mountain in the Andes of Bolivia. It is located in the Potosí Department, Cornelio Saavedra Province, Tacobamba Municipality. Wañuma lies on the right bank of the Ch'aki Mayu. Its waters flow to the Pillku Mayu :
Qiñwa Qullu is a mountain in the Andes of Bolivia which reaches a height of approximately 4,160 m (13,650 ft). It is located in the Potosí Department, Cornelio Saavedra Province, Tacobamba Municipality. Qiñwa Qullu lies on the left bank of the Ch'aki Mayu. Its waters flow to the Pillku Mayu :
T'uqu Chaka is a 4,164-metre-high (13,661 ft) mountain in the Andes of Bolivia. It is located in the Potosí Department, Cornelio Saavedra Province, Tacobamba Municipality. T'uqu Chaka lies between Qiñwa Qullu in the northeast and Wañuma Q'asa in the southwest. It is west of the Ch'aki Mayu. Its waters flow to the Pillku Mayu.
