@article{fdi:010057312, title = {{I}mplementation of a 3-{D} groundwater flow model in a semi-arid region using {MODFLOW} and {GIS} tools : {T}he {Z}eramdine-{B}eni {H}assen {M}iocene aquifer system (east-central {T}unisia)}, author = {{L}achaal, {F}. and {M}layah, {A}. and {B}edir, {M}. and {T}arhouni, {J}. and {L}educ, {C}hristian}, editor = {}, language = {{ENG}}, abstract = {{I}n this work, an integrated methodology was developed to investigate hydrological processes in {Z}eramdine-{B}eni {H}assen {M}iocene aquifer and to validate the groundwater proprieties deduced from the geological, geophysical, hydrodynamic and hydrochemical studies done in the region, using the coupling of groundwater flow model {MODFLOW} 2000 code with {G}eographic {I}nformation {S}ystem tools. {A} 3-{D} groundwater flow model was developed for this aquifer using a large amount of available geological and hydrological data. {T}he groundwater flow model was calibrated and validated with datasets during the 1980-2007 period. {T}he results show that the {ZBH} aquifer exhibits the highest sensibility to changes of water infiltration and hydraulic conductivity. {T}he model simulation shows a good degree of understand to the aquifer hydrogeology. {T}he model can be regarded as a useful tool for analyzing the hydrological processes for complex groundwater that have similar geological and hydrogeological conditions and will help to propose a management rescue plan for the studied aquifer, especially for aquifer characterization in arid and semi arid regions.}, keywords = {{H}ydrogeology ; {G}roundwater modeling ; {G}eographic information system ; {MODFLOW} ; {TUNISIE}}, booktitle = {}, journal = {{C}omputers and {G}eosciences}, volume = {48}, numero = {}, pages = {187--198}, ISSN = {0098-3004}, year = {2012}, DOI = {10.1016/j.cageo.2012.05.007}, URL = {https://www.documentation.ird.fr/hor/fdi:010057312}, }