
HYDROLOGIC AND HYDRAULIC MODELLING INTEGRATED WITH GIS: A STUDY OF THE ACARAÚ RIVER BASIN – CE
2015; UNIVERSIDADE DO VALE DA PARAÍBA; Volume: 8; Issue: 2 Linguagem: Inglês
10.4090/juee.2013.v8n2.167-174
ISSN1982-3932
AutoresSamuellson Lopes Cabral, José Nilson Beserra Campos, Cleiton da Silva Silveira,
Tópico(s)Groundwater and Watershed Analysis
ResumoThe paper presents a case study integrating hydrologic models, hydraulic models and a geographic information system (GIS) to delineate flooded areas in the medium-sized Acarau River Basin in Ceara State, Brazil. The computational tools used were HEC-HMS for hydrologic modelling, HEC-RAS for hydraulic modelling and HEC-GeoRAS for the GIS. The results showed that a substantial portion of the riverine populations of the cities of Sobral, Santana do Acarau and Groairas were affected by floods. Overall, the flood model satisfactorily represents the affected areas and shows the locations with the greatest flooding.
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