Aripuanã River ( pt, Rio Aripuanã) is a river in the

Mato Grosso Mato Grosso ( – lit. "Thick Bush") is one of the states of Brazil, the third largest by area, located in the Central-West region. The state has 1.66% of the Brazilian population and is responsible for 1.9% of the Brazilian GDP. Neighboring ...

and Amazonas states in north-western

Brazil Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...

. It is a tributary of the

Madeira River The Madeira River ( pt, Rio Madeira, link=no ) is a major waterway in South America. It is estimated to be in length, while the Madeira-Mamoré is estimated near or in length depending on the measuring party and their methods. The Madeira is ...

in the

Amazon Basin The Amazon basin is the part of South America drained by the Amazon River and its tributaries. The Amazon drainage basin covers an area of about , or about 35.5 percent of the South American continent. It is located in the countries of Bolivi ...

. The town of

Novo Aripuanã Novo Aripuanã is a municipality located in the Brazilian state of Amazonas. History The region was originally inhabited by the Toras, Barés, Muras, Urupás, Araras and other indigenous peoples. The first records of European penetration to th ...

is located on its banks where it merges into the Madeira River. The town of

Aripuanã Aripuanã is a municipality in the state of Mato Grosso in the Central-West Region of Brazil. It is located on the banks of the Aripuanã River Aripuanã River ( pt, Rio Aripuanã) is a river in the Mato Grosso and Amazonas states in north-w ...

is also on its banks, but on the upper (southern) section of the river. The Aripuanã is a clearwater river.

Course

In Mato Grosso to the south of the border with Amazonas the river defines the western boundary of the

Igarapés do Juruena State Park The Igarapés do Juruena State Park ( pt, Parque Estadual Igarapés do Juruena) is a state park in the state of Mato Grosso, Brazil. Location The Igarapés do Juruena State Park is divided between the municipalities of Colniza (44.06%) and C ...

, created in 2002. To the north of the Amazonas border it flows through the

Aripuanã Sustainable Development Reserve The Aripuanã Sustainable Development Reserve ( pt, Reserva de Desenvolvimento Sustentável Aripuanã) is a sustainable development reserve in the state of Amazonas, Brazil. Location The Aripuanã Sustainable Development Reserve is in the Apuí ...

, created in 2005. Further north in Amazonas the

Trans-Amazonian Highway The Trans-Amazonian Highway (official designation BR-230, official name Rodovia Transamazônica), was introduced on September 27, 1972. It is 4,000 km long, making it the third longest highway in Brazil. It runs through the Amazon forest and ...

(BR-230) crosses the Aripuanã. North of the highway the river flows through the

Aripuanã National Forest The Aripuanã National Forest ( pt, Floresta Nacional do Aripuanã) is a national forest in the state of Amazonas, Brazil. It supports sustainable forestry, and also protects the environment, supports scientific research and protects the sustaina ...

, a sustainable development unit created in 2016 in the last week before the provisional removal of president

Dilma Rousseff Dilma Vana Rousseff (; born 14 December 1947) is a Brazilian economist and politician who served as the 36th president of Brazil, holding the position from 2011 until her impeachment and removal from office on 31 August 2016. She is the first w ...

. It then flows through the

Juma Sustainable Development Reserve The Juma Sustainable Development Reserve ( pt, Reserva de Desenvolvimento Sustentável Juma is a sustainable development reserve in the state of Amazonas, Brazil. It supports sustainable extraction of the forest resources by the traditional popul ...

before meeting the Madeira. There are four

dam A dam is a barrier that stops or restricts the flow of surface water or underground streams. Reservoirs created by dams not only suppress floods but also provide water for activities such as irrigation, human consumption, industrial use, a ...

s on the river ( Dardanelos Dam,

Faxinal I Faxinal is a municipality in the state of Paraná in the Southern Region of Brazil. History The colonization of the Faxinal region is relatively recent, although there are historical signs of Jesuit occupation on the banks of the Ivaí River. H ...

and

Faxinal II Faxinal is a municipality in the state of Paraná in the Southern Region of Brazil. History The colonization of the Faxinal region is relatively recent, although there are historical signs of Jesuit occupation on the banks of the Ivaí River. H ...

at Aripuanã town, and

Juína Dam Juína is a municipality in the state of Mato Grosso in the Central-West Region of Brazil. The municipality contains the Iquê Ecological Station. It is served by Juína Airport. See also *List of municipalities in Mato Grosso This is a lis ...

west of

Juína Juína is a municipality in the state of Mato Grosso in the Central-West Region of Brazil. The municipality contains the Iquê Ecological Station. It is served by Juína Airport. See also *List of municipalities in Mato Grosso This is a lis ...

) and a fifth is planned (

Prainha Dam Prainha may refer to: *Prainha (São Roque do Pico), a parish in the district of São Roque do Pico, Azores, Portugal * Prainha, Pará, Pará state, Brazil *Prainha, Praia Prainha is a subdivision of the city of Praia in the island of Santiago, Ca ...

on the middle Aripuanã River). These have impacted the environment and caused conflicts with

indigenous people Indigenous peoples are culturally distinct ethnic groups whose members are directly descended from the earliest known inhabitants of a particular geographic region and, to some extent, maintain the language and culture of those original people ...

.Ecolnews:
Usina de Dardanelos, crime ambiental premeditado e consolidado.
'' Retrieved 27 May 2014

References

Sources

* * * Rivers of Amazonas (Brazilian state) Rivers of Mato Grosso {{MatoGrosso-river-stub