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Manso dam, Brazil


The Manso dam is on river Manso, 100 km north of Chapada dos Guimares city in Mato Grosso state. It started to produce electricity in 2000 as a project of Brazilian state company Furnas Centrais Eletricas (Furnas), but today it belongs for 70% to Furnas and for 30% to private company Produtores Energticos de Manso S/A (Proman). The reservoir flooded around 47 000 hectares and displaced famers, fishermen and quilombolas.

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Basic Data
Name of conflict:Manso dam, Brazil
State or province:Mato Grosso
Location of conflict:Varzea Grande, Santo Antonio do Leverger, Rosario Oeste, Nova Brasilandia, Nobres, Cuiaba, Chapada dos Guimaraes, Barao de Melgaco
Accuracy of locationHIGH (Local level)
Source of Conflict
Type of conflict. 1st level:Water Management
Type of conflict. 2nd level:Water access rights and entitlements
Dams and water distribution conflicts
Specific commodities:Water
Project Details and Actors
Project details

The dam generates 210 MW, with 4 groups of 52.2 MW.

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Project area:47000
Type of populationRural
Start of the conflict:2003
Company names or state enterprises:FURNAS from Brazil
Produtores Energticos de Manso S/A (Proman) from Brazil
Relevant government actors:Ministerio de Minas e energia, Secretaria Estadual de Meio Ambiente de Mato Grosso , Ministerio Publico
Environmental justice organizations (and other supporters) and their websites, if available:Movimento dos Atingidos por Barragens (MAB), Plataforma Dhesca Brasil, Federao dos Pescadores de Mato Grosso
Conflict & Mobilization
IntensityMEDIUM (street protests, visible mobilization)
Reaction stageIn REACTION to the implementation (during construction or operation)
Groups mobilizing:Artisanal miners
Local ejos
Fisher people
Forms of mobilization:Creation of alternative reports/knowledge
Development of a network/collective action
Lawsuits, court cases, judicial activism
Occupation of buildings/public spaces
Appeals/recourse to economic valuation of the environment
On 8th March 2005, 800 farmers occupied the power station of Manso, asking for compliance with the agreement with Furnas.
Environmental ImpactsVisible: Food insecurity (crop damage), Deforestation and loss of vegetation cover, Large-scale disturbance of hydro and geological systems, Reduced ecological / hydrological connectivity
Potential: Biodiversity loss (wildlife, agro-diversity), Floods (river, coastal, mudflow), Loss of landscape/aesthetic degradation, Surface water pollution / Decreasing water (physico-chemical, biological) quality
Other Health impactsLack of water in the new settlements, described as an extreme irony.
Socio-economical ImpactsVisible: Displacement, Loss of livelihood, Violations of human rights, Land dispossession
Potential: Loss of traditional knowledge/practices/cultures, Loss of landscape/sense of place
Project StatusIn operation
Conflict outcome / response:damages for Furnas. As scientists they were against the dam.
Development of alternatives:They demand compensation, which was offered only to some of those displaced.
They also asked for better arable lands than what they got.
Do you consider this an environmental justice success? Was environmental justice served?:No
Briefly explain:The dam has been built
Sources & Materials
References to published books, academic articles, movies or published documentaries

LEROY, Jean-Pierre e SILVESTRE, Daniel. Relatorio da Missao ao Mato Grosso. Rio de Janeiro: Programa de Voluntarios das Naciones Unidas: Fundacao Ford, 2005. 55 p.

Direito Humano ao Meio Ambiente - Mato Grosso3.pdf
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TOLEDO, Nelita Ramos. Atingidos pela construo da barragem da usina de Manso em Mato Grosso e a educao ambiental. 2003. 200f. Dissertao (Mestrado em Educao) Universidade Federal do Mato Grosso. Faculdade de Educao. Programa de Ps-Graduao em Educao.

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MAB ocupa barragem de Manso, em Mato Grosso.
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Meta information
Contributor:Diogo Rocha
Last update18/08/2019
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