Lahcen Zouhri

• Enseignant-chercheur en Hydrogéologie
• AGHYLE, SFR Condorcet FR CNRS 3417, Institut Polytechnique UniLaSalle Beauvais (France)

Climate change, marked by decreasing rainfall and increasing extreme events, represents a major challenge for water resources, particularly in semi-arid regions. To estimate aquifer recharge, it is essential to assess the fraction of precipitation contributing to groundwater recharge and to implement a water balance model. However, the limited numb...

Climate change, marked by decreasing rainfall and increasing extreme events, represents a major challenge for water resources, particularly in semi-arid regions. To estimate aquifer recharge, it is essential to assess the fraction of precipitation contributing to groundwater recharge and to implement a water balance model. However, the limited numb...

Mercury is naturally present in soils at trace concentrations, but its cycle is increasingly disrupted by anthropogenic activities, which affect its distribution and behavior. Due to its toxic nature, mercury has become a significant focus in environmental and public health policies. Following the detection of mercury anomalies during groundwater q...

Decision-making in how to manage environmental issues around mine sites is generally a complicated task. Furthermore, the large amount of data and information involved in the management process is cumbersome. However, Decision Support Tools (DSTs) based on Geographic Information Systems (GISs) are of great interest to environmental managers in orde...

Special Issue Hydrogeological and Hydrochemical Investigations of Aquifer Systems. Guest Editor Dr. Lahcen Zouhri Deadline for manuscript submissions 20 August 2025

The substantial volumes of tailings produced during ore beneficiation present significant challenges for sustainable management due to potential public health hazards, particularly from metal leaching. The risk associated with tailings varies greatly depending on their mineralogical composition and climatic conditions. If tailings are classified as...

The degradation of environmental quality due to pollution is a pressing concern worldwide, particularly in areas that have been abandoned after mining activities. One significant aspect of this degradation is the contamination of soil and water resources by Metallic Trace Elements (MTE). These elements, originating from mining operations, pose seri...

Groundwater is considered the primary water resource for drinking, irrigation, and industrial purposes. Excessive groundwater pumping, driven by increasing water demand, particularly in the agricultural sector, leads to groundwater scarcity. Groundwater recharge is the most important process contributing to water sustainability. In this paper, two...

This research paper presents an investigation of aquifer structure using a combination of gravity and seismic analyses, calibrated by hydrogeological data. This work illustrates how crucial it is to study geological structures and fault network as preliminary work to understand water and pollutant flow systems and aquifer vulnerability, especially...

The Upper Cretaceous chalk aquifer is a vital water resource for industrial and agricultural activities in the Oise department (Hauts-de-France region). Therefore, field tests need to be implemented to obtain the hydrodynamic characterization of the aquifer. This study aims to determine the hydraulic conductivity of the Hydrogeological Experimental...

Urban Land Suitability analysis is necessary in any development project in order to ensure rational urban planning and sustainable development. In this study, a novel approach based on GIS and Combined Weighting method were used to construct a reasonable assessment model and calculate the Urban Land Suitability Index (ULSI) of Gabes area (Southeast...

The Menzel Horr coastal aquifer in Northeastern Tunisia, Mediterranean basin, suffers for decades, from severe water resource depletion and seawater intrusion due to overexploitation. To address this issue, the study focused on using geophysical subsurface imaging techniques to understand seawater flow in porous media and define the geological fram...

The primary aims of this research paper involve the creation and verification of machine learning-based quality models that utilize Integrated Irrigation Water Quality Indices (IIGWQIs) through an integrated GIS approach. We utilize the Least-Squares Support Vector Machines (LS-SVM) and the Pearson Correlation Fuzzy Inference-based System (PC-FIS)...

Impact of Mining Activities on the Groundwater Resources This Special Issue deals with water resources related to mining activities.

Inundations represent one of the most impactful and hazardous natural disasters, leading to extensive loss of life and property. The establishment of flood susceptibility map is highly needed for risk prevention. This research takes Chafrou watershed, NE Tunisia as the study area. Five influencing criteria including Rainfall, Land use/Land cover, S...

Located in the southeastern region of Morocco, the Zagora area mainly relies on groundwater as a source of water supply. However, this groundwater is often of concern, due to the limited recharge and unfavorable geological conditions for the development of the aquifer. Despite this, private wells in the Zagora ditch reveal relatively rich water res...

The Grombalia Plain, located in Northeastern Tunisia, is one of the most important alluvial groundwater aquifer systems. The aquifer system is overexploited and a continuous decline of the water surface level is observed. The shallow and deep aquifer systems are associated to a strongly structured and folded graben. The Grombalia graben is limited...

Floods are among the most widespread and devastating natural hazard that might be caused human and economic losses. Flood damage mitigation and management may be achieved through implementing proper management and planning strategies. The Takelsa region (Northeast Tunisia) is very susceptible to floods. Therefore, the present study focused on the f...

The Korba region in northwestern Tunisia has a coastal aquifer that is impacted by intensive irrigation, urban expansion, and sensitivity to SWI. We assessed the vulnerability extent of Korba’s GW to SWI. We utilized a parametric model for GW vulnerability assessment, the GALDIT, which considers six parameters to determine SWI effects. The GALDIT m...

The hydrodynamic dispersion tensor (HDT) of a porous medium is a key parameter in engineering and environmental sciences. Its knowledge allows for example, to accurately predict the propagation of a pollution front induced by a surface (or subsurface) flow. This paper proposes a new mathematical model based on inverse problem-solving techniques to...

The Grombalia plain (Northeastern Tunisia) is one of the most important hydrogeologic systems in Tunisia. Despite the various geological, structural, and hydrogeological studies and due to the tectonic and sedimentary complexity affecting the region, the geometric characterization of the Grombalia Plain aquifer system remains incompletely known. So...

In order to assess the relationship between the groundwater mineralization of Roc-Blanc watershed (Morocco), lithology, fracturation and abandoned mine tailings in the area, a multidisciplinary work was conducted by using the geochemical assessment approaches. Geological and hydrochemical results showed the following: (i) the main direction of frac...

The present paper proposes the numerical solution of an inverse problem in groundwater flow (Darcy’s equation). This solution was achieved by combining a high-resolution new code HYSFLO-LBM (Hydrodynamic of Subsurface Flow by Lattice Boltzmann Method), based on LBM, to solve the direct problem, and the metaheuristic optimization algorithm CMA-ES ES...

The Grombalia Plain, located in the Northeastern Tunisia, is one of the most important hydro-geological basin in Tunisia. It aliments four agricultural provinces: Grombalia, Soliman, Beni Khaled and Menzel Bouzelfa. However, due to the tectonic and sedimentary heterogeneities affecting the region, the geometric characterization of this system remai...

The hydrogeological characteristics are required for investigating the modelling processes. The transmissivity and hydraulic conductivity values which are obtained from the inverse methods and pumping tests are not representative in the northern part of France where the major aquifer is composed of the chalk deposits. In addition, these methods are...

Mapping groundwater recharge zones (GWRZs) is essential for planning artificial recharge programs to mitigate groundwater decline and saltwater intrusion into coastal aquifers. We applied two multi-criteria decision-making approaches, namely the analytical hierarchy process (AHP) and the multi-influencing factors (MIF), to map GWRZs in the Korba aq...

Special Issue Information Dear Colleagues, Groundwater Assessment allows to knowledge the management and the governance of water resources. This assessment is based on the hydrogeological characterization of aquifers (porous media, fractured, karst, transboundary and coastal systems) that is coupled to industrial, environmental and social factors....

Flooding is considered as the most dangerous natural catastrophe in the world. This paper develops a spatial multi-criteria decision production prototype for the evaluation of flooding susceptibility for the city of Tunis. Eight criterions were considered in order to identify and assess the spatial distribution of hazardous zones and were integrate...

Tunisia relies extensively on coastal groundwater resources that are pumped at unsustainable rates to support irrigated agriculture, causing groundwater drawdown and water quality problems due to seawater intrusion. It is imperative for the country to regulate future groundwater allocations and implement conservation strategies based on robust hydr...

This study explores the groundwater vulnerability of the chalk aquifer (northern part of France) using a well-known overlay and index DRASTIC method for intrinsic scenario and using land use (LU) parameter as additional factor. Different sources have allowed to compile data necessary to map the vulnerability of the aquifer under study, that used to...

Waste water of the Kettara village, as well as the abandoned tailings, constitute a potential environmental issue with direct consequences on air, soil, water resources qualities and, on human health. In this paper, experimental investigations examine the environmental impact which is induced by the wastewater, mine tailings and the lithological fa...

Les eaux souterraines représentent un facteur majeur dans le développement économique et social de la région Hauts-de-France et principalement en Picardie. Au cours de la dernière décennie, les activités industrielles, agricoles et le développement de l'aéroport de Beauvias-Tillé sont en forte croissance et ont subit une forte pression sur l'aquifè...

Floods are considered as a major natural disaster due to their devastating effects that lead to socio-economic losses. The present study is an attempt to prepare a flood hazard susceptibility map of the Gabes region using "Multi-criteria decision making – Analytical hierarchy process" model in GIS environment. Eight factors have been used in the fl...

In this study, models were used for the first time to investigate the fate and transport of rare earth elements (REE) in the presence of hydrous manganese and ferric oxides in groundwaters from the coastal Bohai Bay (China). Results showed that REE sorption is strongly dependent on pH, as well as hydrous manganese and ferric oxide content. Higher p...

The rapid growth of population and agricultural and industrial activities has caused an increase in demand on the Jeffara aquifers of Gabes (southeast Tunisia). In fact, the over-pumping of this aquifer system has resulted in water-level declines ranging from 0.25 to 1 m/year during the past three decades. The aim of this study is to identify favou...

In this paper, we propose a coupling of a finite element model with a metaheuristic optimization algorithm for solving the inverse problem in groundwater flow (Darcy's equations). This coupling performed in 2 phases is based on the combination of 2 codes: This is the HySubF‐FEM code (hydrodynamic of subsurface flow by finite element method) used fo...

Many questions about the soil pollution due to mining activities have been analyzed by numerous methods which help to evaluate the dispersion of the Metallic Trace Elements (MTE) in the soil and stream sediments of the abandoned mine of Kettara (Morocco). The transport of these MTE could have an important role in the degradation of groundwater and...

The assessment of water resources vulnerability to human pollution has proved to be an effective means for the delineation of areas that are more susceptible to contamination from anthropogenic sources. In the peninsula of Cap-Bon (NE Tunisia), groundwater development and use for various purposes is continually increasing. These critical situation...

Textural heterogeneities in clayey-dominant superficial formations result in preferential flow paths, thus in spatial variability in both unsaturated water fluxes and pollutant transport velocities. Such heterogeneities are often neglected in hydrogeological studies that could lead to an underestimation of groundwater recharge rate and aquifer vuln...

For several years LaSalle Beauvais has regularly carried out hydrogeological and hydrogeophysical measurements in order to characterize the chalk aquifer in the vicinity of Beauvais (Picardie, France), in terms of geometry, behavior and development. A multidisciplinary approach has been chosen: piezometric and meteorological measurements, near surf...

[fr] La présente étude concerne l’interprétation des données de la sismique réflexion et celles des puits y compris les enregistrements diagraphiques en vue d’une meilleure caractérisation de l’aquifère triasique de la région de Jeffara-Dahar (Sud-Est de la Tunisie) qui constitue une cible potentielle pour l’alimentation en eau. Les logs lithologiq...

This study is aimed to investigate the principal aquifer in the northern part of Paris (Beauvais region) which is materialized by the Senonian chalk deposits. This aquifer supplies water to the principal region in the north and in particular the Picardie and Artois region. In order to characterize the chalk aquifer of this area, a wide pluridiscipl...

A groundwater flow model has been developed in order to study the chalk aquifer of Paris Basin, based on most of the geological and hydrological available data. The numerical processes are intended to modelling the groundwater flow in the Senonian (Late Cretaceous) formations and to visualize the tracer movement in groundwater resources in the expe...

For several years LaSalle Beauvais has regularly carried out hydrogeological and hydrogeophysical measurements in order to characterize the chalk aquifer in the vicinity of Beauvais (Picardie, France), in terms of geometry, behavior and development (Zouhri and Lutz, 2010). A multidisciplinary approach has been chosen: piezometric and meteorological...

In order to understand the tracer transport in a contaminant plume arising from an injection well in the Chalk aquifer, underground field experiments at the LaSalle Beauvais experimental site (France) was hydrogeological investigated and analysed by means of analytical and numerical approaches. Both advection and diffusion mechanisms are taken into...

In this paper, a regional model to assess groundwater resources of the shallow groundwater system of Beauvais in the North of France has been satisfactorily completed using geophysical surveys and numerical modeling using MODFLOW-2000. A three-dimensional flow model has been developed for this aquifer using a large amount of available geological an...

In this paper, a regional model to assess groundwater resources of the shallow groundwater system of Beauvais in the North of France has been satisfactorily completed using geophysical surveys and numerical modeling using MODFLOW-2000. A three-dimensional flow model has been developed for this aquifer using a large amount of available geological an...

Groundwater investigations were carried out in June 2005 in the Korba unconfined aquifer (north-east of Tunisia) to identify the potential origins of groundwater salinization and to study the associated processes. They involved groundwater sampling, piezometric measurements and electrical resistivity tomography imaging. Ionic deltas, conventional d...

A groundwater investigation including several boreholes lithologs,electrical resistivity tomography (ERT) has been carried out to improve the understanding of the distribution of hydraulic properties of the Chalk aquifer of Beauvais (North of France). The ERT study is conducted at 3 locations, using 64 electrodes deployed at an inter-electrode spac...

The Korba aquifer of Cap-Bon peninsula (North-east of Tunisia), which extends over 40 km and occupies an area of 438 km2, is of great economic importance. Its location in an often narrow plain with intense human activity (agriculture, industry, tourism, etc.) makes it particularly vulnerable from both a qualitative and quantitative alteration. The...

In this paper, a regional model to assess groundwater resources of the shallow groundwater system of Beauvais in the North of France has been satisfactorily completed using geophysical surveys and numerical modeling using MODFLOW-2000. A three-dimensional flow model has been developed for this aquifer using a large amount of available geological an...

In recent years, seawater intrusion and nitrate contamination of groundwater have become a growing concern for people in rural areas in Tunisia where groundwater is always used as drinking water. The coastal plain of Korba (north-east of Tunisia) is a typical area where the contamination of the aquifer in the form of saltwater intrusion and high ni...

Combining the results from field observations, high resolution 2D-electric resistivity and high resolution seismic refraction tomography, we have found new evidence for active faulting in the Dhar Doum area, northwestern Atlantic coast of Morocco. Qualitative interpretation of the inverted resistivity and seismic refraction data reveals the presenc...

Des modèles analogiques de réservoirs ont été élaborés à partir de l'analyse de débits de décrue de deux sources karstiques. La première source est caractérisée par une linéarité entre le débit et le temps; la seconde l'est par une loi en puissance. Pour les deux sources, il n'y a pas linéarité entre le volume d'eau souterraine stocké et le débit d...

The groundwater of the Korba plain represents major water resources in Tunisia. The Plio‐Quaternary unconfined aquifer of the Cap‐Bon (north‐east Tunisia) is subject to the intensive agricultural activities and high groundwater pumping rates due to the increasing of the groundwater extraction. The degradation of the groundwater quality is character...

RÉSUME Au Maroc, de nombreux sites miniers abandonnés au fil des ans, sans l’application d’un plan de fermeture, devraient être restaurés pour réduire les impacts négatifs sur l’environnement: pollution des sols, de l’eau, destruction ou perturbation d’habitats naturels, impact visuel sur le paysage, effets sur le niveau des nappes phréatiques, etc...

The Kettara site (Morocco) is an abandoned pyrrhotite ore mine in a semi-arid environment. The site contains more than 3 million tons of mine waste that were deposited on the surface without concern for environmental consequences. Tailings were stockpiled in a pond, in a dyke, and in piles over an area of approximately 16 ha and have generated acid...

The HySuf-FEM code (Hydrodynamic of Subsurface Flow by Finite Element Method) is proposed in this article in order to estimate the spatial variability of the transmissivity values of the Berrechid aquifer (Morocco). The calibration of the model is based on the hydraulic head, hydraulic conductivity and recharge. Three numerical tests are used to va...

Les rejets sulfurés de la mine abandonnée de Kettara, située à 30 km au Nord-Nord-Ouest de Marrakech, sont directement entreposés sur un substratum schisto-gréseux fracturé. D'une superficie d'environ 16 ha, ils constituent une réelle source de pollution pour l'écosystème local en particulier à cause du Drainage Minier Acide (DMA) vers les eaux de...

The paper describes the tectonic evolution of the Central High Atlas and the Ouarzazate basin in Morocco, noting that many of the tectonic phenomena follow the previous structural lines. Although the area is one of relatively low seismicity, its location in an intra plate part of the African Plate and its high morphology, the effects of an earthqua...

This article studies the effect of drought and pumping discharge on groundwater supplies and marine intrusion in the Korba aquifer (Cap-Bon peninsula, Tunisia). The Groundwater Modelling System has been used to model the groundwater flow and to simulate the seawater intrusion. The calibration is based on the groundwater levels in the steady state f...

The aquifer of early Cretaceous age in the Meskala region of the Essaouira Basin is defined by interpretation of geological drilling data of oil and hydrogeological wells, field measurement and analysis of in situ fracture orientations, and the application of a morphostructural method to identify lineaments. These analyzes are used to develop a str...

Le flux migratoire de la population vers les grandes villes et la multiplication des activités industrielles et agricoles, lors des ces dernières années (1990–2006), ont provoqué un accroissement des besoins en eaux de la nappe du bassin du Rharb (ouest du Maroc). Cette forte sollicitation a produit une augmentation de la minéralisation et une dégr...

Electrical resistivity tomography was used in order to explore an experimental site of the LaSalle Beauvais Polytechnic Institute (France). The test was conducted along a profile line of 315 m length, using 64 electrodes deployed at an inter-electrode spacing of 5 m, and the data were recorded using gradient, Wenner and pole–dipole arrays. The perf...

An electrical prospecting survey is conducted in the Rharb basin, a semi-arid region in the southern part of the Rifean Cordillera (Morocco) to delineate characteristics of the aquifer and the groundwater affected by the marine intrusion related to Atlantic Ocean. Analysis and interpretations of electrical soundings, bi-logarithmic diagrams and the...

This paper concerns the numerical schemes describing solute transport in fissured systems which are characterized by the tectonic blocks and spatial repartition of hydraulic properties with dual permeability structures composed of high- and low-permeability blocks of the chalk aquifer (Northern France). Both advection and diffusion mechanisms are t...

Le présent article montre l'intérêt des simulations mathématiques dans la compréhension des aquifères complexes et hétérogènes. Le réservoir côtier du Maroc occidental est un exemple qui traduit une répartition spatiale des corps perméables et imperméables, d'où la nécessité d'approfondir la connaissance de son fonctionnement hydrogéologique en ter...

The Miocene-Pliocene Rharb Basin has important groundwater and hydrocarbon potential in western Morocco. The Pliocene-Quaternary reservoir rests upon the Miocene-Pliocene marly units. The paleogeographic limits are based on planktonic foraminifera biozones. They contributed to the geometric reconstruction of this basin. The goal of the present stud...

An area of about 30 km ² located in Ain Jouhra, south of Rabat, Morocco, was the subject of a geoelectric resistivity investigation. The main goal of the investigation was the assessment of the groundwater potential of the uppermost aquifer. The aquifer conditions such as depth, thickness and boundaries were also investigated. The obtained apparent...

A bidimensional numerical model has been used in order to simulate the contaminant transport in the coastal groundwater area (Atlantic margin of the Rharb basin, Morocco). This groundwater is materialized by means of the salt contamination derived from several factors: evapotranspiration, lithological series formations, marine intrusion, and proces...

The heterogeneous Plio-Quaternary coastal aquifer of the Mamora Basin is the most significant reservoir of Morocco. It is composed of sandstones, conglomerates, limestones and more or less argillaceous sands. The increase in the requirements for water in this area requires further information on the relations between the geometry of the aquifer and...

The multicriteria approach used in this paper aims to examine the aquifer of the Essaouira basin (Morocco). Investigation methods such as interpretation of hydrogeological wells and seismic sections, as well as the analysis of in situ fissuration measurements and field observations are used together in this study. The established hydrostructural mo...

The objective of this work is to present a numerical study of contaminant migration in saturated porous media. For this purpose, the advection–diffusion equation describing the evolution of contaminant plumes in a 2D horizontal aquifer (Atlantic margin, Rharb Basin of Morocco) is discretized employing a Total Variation Diminishing method (TVD), whi...

The Tafilalt is one of a number of generally unexplored sub-basins in the eastern Anti-Atlas of Morocco, all of which probably underwent a similar tectono-stratigraphic evolution during the Palaeozoic Era. Analysis of over 1000 km of 2-D seismic reflection profiles, with the interpretation of ten regional seismic sections and five isopach and isoba...

An area of about 30 km 2 located in Ain Jouhra, south of Rabat, Morocco, was the subject of a geoelectric resistiv-ity investigation. The main goal of the investigation was the assessment of the groundwater potential of the upper-most aquifer. The aquifer conditions such as depth, thickness and boundaries were also investigated. The obtained appare...

In this study, the DASTI method was used to evaluate vulnerability to groundwater pollution in the vicinity of Rabat, western Morocco. The model is based on the characterization of five intrinsic parameters: unsaturated zone thickness, saturated zone thickness and lithology, soil texture, topography and hydraulic gradient. A system of classes of th...

The western reservoirs represent the principal groundwater system in Morocco. Demographic, industrial and agricultural developments during the last decade have markedly altered groundwater quality. The Mamora coastal aquifer system is among the Atlantic systems which are most heavily threatened by pollution. Agricultural and industrial activities,...

This paper studies the effect of drought and pumping discharge on groundwater supplies and marine intrusion. The investigation concerns the Mamora coastal aquifer, northwest of Morocco. A large-scale groundwater model was established to model (a) the amount of freshwater discharge towards the ocean and the sea water volumes flowing inland as a cons...

The present study examines the hydrodynamism of the southern border of the Rharb basin. The groundwater system is characterized by two piezometric families marked by stable and unstable groundwater behaviours. The analysis and the interpretation of the piezometric levels are concentrated on the most informative piezometers. Between 1988 and 1998, t...

Geophysical results obtained in the Rharb basin, Morocco are reported. Correlations between hydrogeological well logs reveal several water-bearing Plio-Quaternary units resting on a substrate of blue marls. Geo-electrical borehole analyses were interpreted using bi-logarithmic diagrams which indicate the permeable layers of the aquifer and also its...

This paper attempts to investigate the tectonics of the southern Rif Cordillera. Hydrogeological and oil well data, together with interpretation of seismic reflection lines help to characterize the architecture of the Rharb–Mamora Basin located in the frontal region of the Gibraltar Arc. The facies map constructed from the drilling data exhibits fo...

This paper deals with the relationship between the physical characteristics of the Rharb-Mamora basin (Northern Morocco) and the distribution of hydraulic conductivity values in the Plio-Quaternary aquifer. A steady state groundwater model has been calibrated using these values. The distribution of hydraulic conductivity corresponds to a hydrodynam...

The aquifer of the Rharb Basin is constituted by heterogeneous material. The seismic reflexion interpretation carried out in this area, highlighted a permeable device compartmentalized in raised and subsided blocks. Depressions identified in the northern and southernmost zones are characterized by Plio-Quaternary fillings that are favourable to the...

The aquifer of the Rharb Basin is constituted by heterogeneous material. The seismic reflexion interpretation carried out in this area, highlighted a permeable device compartmentalized in raised and subsided blocks. Depressions identified in the northern and southernmost zones are characterized by Plio-Quaternary fillings that are favourable to the...

Résumé La présente note a pour objectif de corréler les variations de cotes piézométriques, d'examiner le fonctionnement hydrogéologique du bassin côtier de la Mamora et de reconstituer la configuration géométrique de son aquifère. Cette étude se base sur l'utilisation conjointe des approches hydrogéologiques, géophysiques et structurales. L'analys...

The Rharb-Mamora basin is the foreland of the Rif Cordillera (orogenic belt). The Mamora area (northern Morocco) is located at the southern border of the Rharb basin and intercalated between the Alpine Rif Mountains to the north and the Hercynian Moroccan Meseta domain to the south. Analysis and interpretation of seismic lines, hydrogeological and...

In the arid countries, aquifers are increasingly exploited due to important water needs in drinky water, agriculture and industry activities. Several cities (Rabat, Kenitra, Casablanca) are alimented by the groundwater of the Mamora basin. It is located between two domains: the Rif Cordillera locate at the north and the Meseta at the south. The Mam...

Thanks to its hydraulic potentialities, the Mamora groundwater (Morocco) is actively exploited to supply water for several cities: Rabat, Kenitra, Sidi Yahia, Rharb. In order to control the increase in the agricultural, industrial and drinking water requirement in Morocco, this paper proposes a groundwater model of this aquifer system in steady and...

Les données de forages, de la géophysique et de la sismique, nous ont permis de déterminer la géométrie du réservoir souterrain de la Mamora. L’utilisation de la géostatistique, qui a prouvé l’influence tectonique sur l’individualisation de l’aquifère, a montré, à partir de deux variogrammes (gaussien et gigogne), la variabilité spatiale des deux p...

The first analytical results for the Mamora aquifer groundwater are presented. The data show a global mineralization which is characterized by a variable electrical conductivity (between 595 and 2930 mS/cm). The spatial distribution of conductivity allows a partition of the groundwater into three zones where mineralization is important. The correla...