Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia
In desert regions like Saudi Arabia, groundwater exploration is critical for drinking, household, and agricultural purposes. The purpose of this study is to use Vertical Electric Sounding (VES) to assign near-surface groundwater sources in the Wadi Nisah area of central Saudi Arabia. Twenty VES stat...
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Format: | Article |
Language: | English |
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Elsevier
2022-08-01
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Series: | Journal of King Saud University: Science |
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Online Access: | http://www.sciencedirect.com/science/article/pii/S1018364722003883 |
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author | Saad S. Alarifi Kamal Abdelrahman Bashar Y. Hazaea |
author_facet | Saad S. Alarifi Kamal Abdelrahman Bashar Y. Hazaea |
author_sort | Saad S. Alarifi |
collection | DOAJ |
description | In desert regions like Saudi Arabia, groundwater exploration is critical for drinking, household, and agricultural purposes. The purpose of this study is to use Vertical Electric Sounding (VES) to assign near-surface groundwater sources in the Wadi Nisah area of central Saudi Arabia. Twenty VES stations were installed in the central part of Wadi Nisah, with a maximum half current electrode separation (AB/2) of 100 m, utilizing a Syscal R2 resistivity-meter with Schlumberger electrode design. The interpretation of these VES's revealed five geoelectric layers, the first of which is formed of dry sand with greater resistivity values and has a depth of around 3 m. The groundwater-bearing aquifer is represented by the fifth layer, which is the deepest, with depths ranging from 37.8 to 52.25 m below the surface and resistivities ranging from 47 Ω-m to 115.3 Ω-m. Six geoelectrical cross-sections were also mapped to show the lateral and vertical heterogeneities of the underlying lithology in the study area. These findings suggest that the groundwater bearing layer is a hydrologically promising zone capable of delivering optimal groundwater yield for drinking and agricultural use in the study area; the VES technique is a useful tool for identifying groundwater prospective zones. |
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format | Article |
id | doaj.art-2e4c39b713d648bbae12113ceb771a73 |
institution | Directory Open Access Journal |
issn | 1018-3647 |
language | English |
last_indexed | 2024-04-13T21:24:50Z |
publishDate | 2022-08-01 |
publisher | Elsevier |
record_format | Article |
series | Journal of King Saud University: Science |
spelling | doaj.art-2e4c39b713d648bbae12113ceb771a732022-12-22T02:29:21ZengElsevierJournal of King Saud University: Science1018-36472022-08-01346102207Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi ArabiaSaad S. Alarifi0Kamal Abdelrahman1Bashar Y. Hazaea2Corresponding author.; Department of Geology and Geophysics, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi ArabiaDepartment of Geology and Geophysics, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi ArabiaDepartment of Geology and Geophysics, College of Science, King Saud University, P.O. Box 2455, Riyadh 11451, Saudi ArabiaIn desert regions like Saudi Arabia, groundwater exploration is critical for drinking, household, and agricultural purposes. The purpose of this study is to use Vertical Electric Sounding (VES) to assign near-surface groundwater sources in the Wadi Nisah area of central Saudi Arabia. Twenty VES stations were installed in the central part of Wadi Nisah, with a maximum half current electrode separation (AB/2) of 100 m, utilizing a Syscal R2 resistivity-meter with Schlumberger electrode design. The interpretation of these VES's revealed five geoelectric layers, the first of which is formed of dry sand with greater resistivity values and has a depth of around 3 m. The groundwater-bearing aquifer is represented by the fifth layer, which is the deepest, with depths ranging from 37.8 to 52.25 m below the surface and resistivities ranging from 47 Ω-m to 115.3 Ω-m. Six geoelectrical cross-sections were also mapped to show the lateral and vertical heterogeneities of the underlying lithology in the study area. These findings suggest that the groundwater bearing layer is a hydrologically promising zone capable of delivering optimal groundwater yield for drinking and agricultural use in the study area; the VES technique is a useful tool for identifying groundwater prospective zones.http://www.sciencedirect.com/science/article/pii/S1018364722003883Electrical resistivity soundingGroundwaterNisahRiyadhSaudi Arabia |
spellingShingle | Saad S. Alarifi Kamal Abdelrahman Bashar Y. Hazaea Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia Journal of King Saud University: Science Electrical resistivity sounding Groundwater Nisah Riyadh Saudi Arabia |
title | Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia |
title_full | Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia |
title_fullStr | Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia |
title_full_unstemmed | Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia |
title_short | Near-surface groundwater exploration using the geoelectrical resistivity method: A case study of Wadi Nisah, Riyadh, Saudi Arabia |
title_sort | near surface groundwater exploration using the geoelectrical resistivity method a case study of wadi nisah riyadh saudi arabia |
topic | Electrical resistivity sounding Groundwater Nisah Riyadh Saudi Arabia |
url | http://www.sciencedirect.com/science/article/pii/S1018364722003883 |
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