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dc.contributor.authorChaves, Henrique Marinho Leitept_BR
dc.contributor.authorSilva, Camila Correa dapt_BR
dc.contributor.authorFonseca, Maria Rita Souzapt_BR
dc.date.accessioned2026-09-04T15:27:53Z-
dc.date.available2026-09-04T15:27:53Z-
dc.date.issued2023-6-22pt_BR
dc.identifier.citationCHAVES, Henrique Marinho Leite; DA SILVA, Camila Correa; FONSECA, Maria Rita Souza. Reservoir reliability as affected by climate change and strategies for adaptation. Water, [S. l.], v. 15, n. 13, 2323, 2023. DOI: https://doi.org/10.3390/w15132323. Disponível em: https://www.mdpi.com/2073-4441/15/13/2323. Acesso em: 25 ago. 2026.pt_BR
dc.identifier.urihttps://doi.org/10.3390/w15132323pt_BR
dc.identifier.urihttp://repositorio.unb.br/handle/10482/55850-
dc.language.isoeng-
dc.publisherMDPI AGpt_BR
dc.rightsAcesso Abertopt_BR
dc.titleReservoir reliability as affected by climate change and strategies for adaptationpt_BR
dc.typeArtigopt_BR
dc.subject.keywordReservatórios de água-
dc.subject.keywordMudanças climáticas-
dc.subject.keywordConfiabilidade de reservatórios-
dc.subject.keywordMudanças climáticas - adaptação-
dc.rights.licenseThis article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (https://creativecommons.org/licenses/by/ 4.0/).pt_BR
dc.identifier.doihttps://doi.org/10.3390/w15132323pt_BR
dc.description.abstract1Reservoir operational reliability indicates how satisfactorily the structure meets the water demand without failure. However, due to the stochastic nature of its operation, every combination of reservoir storage capacity and draft has an associated probability of failure (i.e., of having an empty reservoir). The objectives of this research were to design a method to assess reservoir reliability under present and future climate conditions, and to apply it to the Descoberto reservoir, with a capacity of 86 hm3 and a design draft of 182.9 hm3 yr−1, located in central Brazil. The scenarios were the historic (1986–2005) and future RCM projection ensembles (2031–2050 and 2061–2080, RCP 4.5 and 8.5). Projected runoff was obtained with the Gardner model, and the reservoir budget was assessed by the concatenated behavior analysis (CBA). The reliability of the Descoberto reservoir, which was 100% during the historic period, was reduced to 15–50%, depending on the future climate scenario analyzed. The proposed adaptive measures, involving the reduction of reservoir draft and the increase in reservoir storage, were capable of maintaining a 100% reservoir reliability under the new climatic conditions, but with associated costs. The proposed method can be applied to other upstream reservoirs, providing water managers and stakeholders with a simple and robust reliability assessment and climate adaptation tool.pt_BR
dc.identifier.orcidhttps://orcid.org/0000-0002-6312-8218pt_BR
dc.contributor.affiliationUniversity of Brasilia, School of Technology/EFLpt_BR
dc.contributor.affiliationUniversity of Brasilia, School of Technology/EFLpt_BR
dc.contributor.affiliationUniversity of Brasilia, Geography Departmentpt_BR
dc.description.unidadeFaculdade de Tecnologia (FT)pt_BR
dc.description.unidadeDepartamento de Engenharia Florestal (FT EFL)pt_BR
dc.description.unidadeInstituto de Ciências Humanas (ICH)pt_BR
dc.description.unidadeDepartamento de Geografia (ICH GEA)pt_BR
dc.description.ppgPrograma de Pós-Graduação em Geografia-
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