Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil

The present work presents the assessment of the vulnerability and risk of groundwater pollution in the eastern portion of the Araripe Sedimentary Basin, Ceará, Brasil, through the GOD and POSH methods. The GOD method presented three classes of vulnerability: low, moderate and high, with a predomina...

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Main Authors: Maria da Conceição Rabelo Gomes, Luiz Alberto Ribeiro Mendonça, Itabaraci Nazareno Cavalcante
Format: Article
Language:English
Published: Universidade Federal do Rio de Janeiro 2019-03-01
Series:Anuário do Instituto de Geociências
Subjects:
Online Access:http://www.anuario.igeo.ufrj.br/2018_03/2018_3_252_259.pdf
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author Maria da Conceição Rabelo Gomes
Luiz Alberto Ribeiro Mendonça
Itabaraci Nazareno Cavalcante
author_facet Maria da Conceição Rabelo Gomes
Luiz Alberto Ribeiro Mendonça
Itabaraci Nazareno Cavalcante
author_sort Maria da Conceição Rabelo Gomes
collection DOAJ
description The present work presents the assessment of the vulnerability and risk of groundwater pollution in the eastern portion of the Araripe Sedimentary Basin, Ceará, Brasil, through the GOD and POSH methods. The GOD method presented three classes of vulnerability: low, moderate and high, with a predominance of moderate vulnerability (80%). The POSH method classified the pollutant loads into three indexes: high, moderate and low. The vulnerability map associated with the risks of pollution facilitated the identification of the areas most susceptible to contamination, serving as a subsidy for municipal managers in future plans for use and occupation of urban and rural land.
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spelling doaj.art-710aa942b06f4383af9322c5de245c352023-01-02T15:51:42ZengUniversidade Federal do Rio de JaneiroAnuário do Instituto de Geociências0101-97591982-39082019-03-01413252259http://dx.doi.org/10.11137/2018_3_252_259Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, BrasilMaria da Conceição Rabelo Gomes0Luiz Alberto Ribeiro Mendonça1Itabaraci Nazareno Cavalcante2Universidade Federal do CearáUniversidade Federal do CaririUniversidade Federal do CearáThe present work presents the assessment of the vulnerability and risk of groundwater pollution in the eastern portion of the Araripe Sedimentary Basin, Ceará, Brasil, through the GOD and POSH methods. The GOD method presented three classes of vulnerability: low, moderate and high, with a predominance of moderate vulnerability (80%). The POSH method classified the pollutant loads into three indexes: high, moderate and low. The vulnerability map associated with the risks of pollution facilitated the identification of the areas most susceptible to contamination, serving as a subsidy for municipal managers in future plans for use and occupation of urban and rural land.http://www.anuario.igeo.ufrj.br/2018_03/2018_3_252_259.pdfSedimentary aquiferCariri cearenseGOD methodPOSH method
spellingShingle Maria da Conceição Rabelo Gomes
Luiz Alberto Ribeiro Mendonça
Itabaraci Nazareno Cavalcante
Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil
Anuário do Instituto de Geociências
Sedimentary aquifer
Cariri cearense
GOD method
POSH method
title Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil
title_full Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil
title_fullStr Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil
title_full_unstemmed Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil
title_short Mapping of Vulnerability and Risk of Groundwater Pollution in the Eastern Portion of the Araripe Sedimentary Basin, Ceará, Brasil
title_sort mapping of vulnerability and risk of groundwater pollution in the eastern portion of the araripe sedimentary basin ceara brasil
topic Sedimentary aquifer
Cariri cearense
GOD method
POSH method
url http://www.anuario.igeo.ufrj.br/2018_03/2018_3_252_259.pdf
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