Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria

Abstract This work has been carried out at the southern side of the Tabouant anticlinal in El Ouldja valley in the Aures, east of Algeria. The different water tables exploited belong to many lithological entities (evaporitic and carbonated). The combination of geology and statistics has allowed to s...

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Main Authors: Soumia Guilal, Abdelhak Darbouche
Format: Article
Language:English
Published: SpringerOpen 2018-09-01
Series:Applied Water Science
Subjects:
Online Access:http://link.springer.com/article/10.1007/s13201-018-0797-4
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author Soumia Guilal
Abdelhak Darbouche
author_facet Soumia Guilal
Abdelhak Darbouche
author_sort Soumia Guilal
collection DOAJ
description Abstract This work has been carried out at the southern side of the Tabouant anticlinal in El Ouldja valley in the Aures, east of Algeria. The different water tables exploited belong to many lithological entities (evaporitic and carbonated). The combination of geology and statistics has allowed to study the chemistry origin of these waters. This is water of evaporitic and secondarily carbonates origin. The phenomena causing this class are numerous and are essentially linked to the aquifers chemical composition. The chemical analysis of all samples of the area confirms this. Waters salinity is very variable and generally high. Waters electrical conductivity ranges between 1504 and 6150 μS cm− 1. The extreme chemical facies are chloride–sulfate and calcium–sulfate, with a predominance of this latter. Sulfate and chloride contents can locally reach the respective values of 1100 mg/l− 1and 650 mg/l− 1. Thermodynamic analysis indicated the waters saturation with carbonates, calcite and dolomite, because of the degassing and the CO2 dissolution of evolutive formations, gypsum and halite. The crossed binary diagrams suggest that water salination might be attributed to water–rock interaction through the geochemical process of mineral dissolution, precipitation and ions exchange.
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spelling doaj.art-5f0e3c5452f04dd0b373e3b7700ea4532022-12-21T19:48:50ZengSpringerOpenApplied Water Science2190-54872190-54952018-09-01861810.1007/s13201-018-0797-4Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern AlgeriaSoumia Guilal0Abdelhak Darbouche1Faculty of Natural and Life Sciences, Department of Ecology and Environment, Laboratory Water, Environment and Renewable Energy, University of Abbes LaghrourFaculty of Natural and Life Sciences, Department of Ecology and Environment, Laboratory Water, Environment and Renewable Energy, University of Abbes LaghrourAbstract This work has been carried out at the southern side of the Tabouant anticlinal in El Ouldja valley in the Aures, east of Algeria. The different water tables exploited belong to many lithological entities (evaporitic and carbonated). The combination of geology and statistics has allowed to study the chemistry origin of these waters. This is water of evaporitic and secondarily carbonates origin. The phenomena causing this class are numerous and are essentially linked to the aquifers chemical composition. The chemical analysis of all samples of the area confirms this. Waters salinity is very variable and generally high. Waters electrical conductivity ranges between 1504 and 6150 μS cm− 1. The extreme chemical facies are chloride–sulfate and calcium–sulfate, with a predominance of this latter. Sulfate and chloride contents can locally reach the respective values of 1100 mg/l− 1and 650 mg/l− 1. Thermodynamic analysis indicated the waters saturation with carbonates, calcite and dolomite, because of the degassing and the CO2 dissolution of evolutive formations, gypsum and halite. The crossed binary diagrams suggest that water salination might be attributed to water–rock interaction through the geochemical process of mineral dissolution, precipitation and ions exchange.http://link.springer.com/article/10.1007/s13201-018-0797-4Chemical faciesAquiferEvaporitesStatisticsPrecipitation
spellingShingle Soumia Guilal
Abdelhak Darbouche
Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria
Applied Water Science
Chemical facies
Aquifer
Evaporites
Statistics
Precipitation
title Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria
title_full Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria
title_fullStr Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria
title_full_unstemmed Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria
title_short Physicochemical characterization of El Ouldja valley waters, in the province of Khenchela, eastern Algeria
title_sort physicochemical characterization of el ouldja valley waters in the province of khenchela eastern algeria
topic Chemical facies
Aquifer
Evaporites
Statistics
Precipitation
url http://link.springer.com/article/10.1007/s13201-018-0797-4
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