Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan

Owing to the climatic dryness and shortage of surface water, Pakistani farmers have been forced to rely on groundwater resources to meet the irrigation demand for crops. Pumping an excessive amount of water from the aquifers is turning it brackish. Our study aims to select a suitable depth of freshw...

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Main Authors: Syed Hassan Iqbal Ahmad Shah, Yan Jianguo, Zahid Jahangir, Aqil Tariq, Bilal Aslam
Format: Article
Language:English
Published: Taylor & Francis Group 2022-12-01
Series:Geomatics, Natural Hazards & Risk
Subjects:
Online Access:https://www.tandfonline.com/doi/10.1080/19475705.2022.2063077
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author Syed Hassan Iqbal Ahmad Shah
Yan Jianguo
Zahid Jahangir
Aqil Tariq
Bilal Aslam
author_facet Syed Hassan Iqbal Ahmad Shah
Yan Jianguo
Zahid Jahangir
Aqil Tariq
Bilal Aslam
author_sort Syed Hassan Iqbal Ahmad Shah
collection DOAJ
description Owing to the climatic dryness and shortage of surface water, Pakistani farmers have been forced to rely on groundwater resources to meet the irrigation demand for crops. Pumping an excessive amount of water from the aquifers is turning it brackish. Our study aims to select a suitable depth of freshwater for installing tube wells in a study area, Tehsil Nankana Sahib. Sixteen vertical electrical soundings (VES) were arrayed in this study area, and water samples were also collected to record their electrical conductivity. The interpolation maps for different parameters were generated by using the inverse distance weighted interpolation method. The obtained results depict that the central and southeastern region has good groundwater at depths from 60 to 90 m, the northeastern region has marginally fit water, while the northwestern region is marked as having an unfit groundwater zone. This research article is not only a case study but also can be used for other areas of Punjab, Pakistan, facing similar groundwater problems. However, the comparison of VES results with borehole data is critical to achieve better accuracy. An extensive exploratory borehole study of the area is recommended to further characterize the subsurface lithology.
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spelling doaj.art-6048f1f7a6a5431aa53b2a8585a558902022-12-22T01:46:58ZengTaylor & Francis GroupGeomatics, Natural Hazards & Risk1947-57051947-57132022-12-011311043106410.1080/19475705.2022.2063077Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, PakistanSyed Hassan Iqbal Ahmad Shah0Yan Jianguo1Zahid Jahangir2Aqil Tariq3Bilal Aslam4State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, ChinaState Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, ChinaState Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, ChinaState Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, ChinaSchool of Informatics, Computing, and Cyber Systems, Northern Arizona University, Flagstaff, AZ, USAOwing to the climatic dryness and shortage of surface water, Pakistani farmers have been forced to rely on groundwater resources to meet the irrigation demand for crops. Pumping an excessive amount of water from the aquifers is turning it brackish. Our study aims to select a suitable depth of freshwater for installing tube wells in a study area, Tehsil Nankana Sahib. Sixteen vertical electrical soundings (VES) were arrayed in this study area, and water samples were also collected to record their electrical conductivity. The interpolation maps for different parameters were generated by using the inverse distance weighted interpolation method. The obtained results depict that the central and southeastern region has good groundwater at depths from 60 to 90 m, the northeastern region has marginally fit water, while the northwestern region is marked as having an unfit groundwater zone. This research article is not only a case study but also can be used for other areas of Punjab, Pakistan, facing similar groundwater problems. However, the comparison of VES results with borehole data is critical to achieve better accuracy. An extensive exploratory borehole study of the area is recommended to further characterize the subsurface lithology.https://www.tandfonline.com/doi/10.1080/19475705.2022.2063077Groundwatersalinityvertical electrical sounding (VES)electrical conductivity (EC)DEMdrainage pattern
spellingShingle Syed Hassan Iqbal Ahmad Shah
Yan Jianguo
Zahid Jahangir
Aqil Tariq
Bilal Aslam
Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan
Geomatics, Natural Hazards & Risk
Groundwater
salinity
vertical electrical sounding (VES)
electrical conductivity (EC)
DEM
drainage pattern
title Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan
title_full Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan
title_fullStr Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan
title_full_unstemmed Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan
title_short Integrated geophysical technique for groundwater salinity delineation, an approach to agriculture sustainability for Nankana Sahib Area, Pakistan
title_sort integrated geophysical technique for groundwater salinity delineation an approach to agriculture sustainability for nankana sahib area pakistan
topic Groundwater
salinity
vertical electrical sounding (VES)
electrical conductivity (EC)
DEM
drainage pattern
url https://www.tandfonline.com/doi/10.1080/19475705.2022.2063077
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