Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)

In recent years vulnerability maps have been used as a tool to highlight the areas with the greatest potential for groundwater pollution based on the hydrogeological conditions and their respective human impacts. Several regions of Greece depend completely or partially on drinking water from karst a...

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Main Authors: Eleni-Anna Nanou, Eleni Zagana
Format: Article
Language:English
Published: MDPI AG 2018-04-01
Series:Geosciences
Subjects:
Online Access:http://www.mdpi.com/2076-3263/8/4/125
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author Eleni-Anna Nanou
Eleni Zagana
author_facet Eleni-Anna Nanou
Eleni Zagana
author_sort Eleni-Anna Nanou
collection DOAJ
description In recent years vulnerability maps have been used as a tool to highlight the areas with the greatest potential for groundwater pollution based on the hydrogeological conditions and their respective human impacts. Several regions of Greece depend completely or partially on drinking water from karst aquifers; thus, the production of vulnerability maps for such karstic areas is considered essential. In the present study, an assessment of aquifer intrinsic vulnerability has been conducted applying the COP method in the Ziria karst system. The latter is located at the Northeast part of Peloponnese in South Greece and is used as a public resource for drinking water. This method, which has been developed for carbonate (karst) aquifers, uses the properties of the overlying layers above the water table (O factor), the concentration of flow (C factor) and the precipitation regime (P factor) over the aquifer. The COP method considers karstic landforms as factors that decrease the natural protection provided by the overlying layers of a karst aquifer. With the use of GIS tools, vulnerability maps were produced highlighting the different degrees of intrinsic vulnerability in the karst system of Ziria.
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spelling doaj.art-183c190bdb224c9b8ceb63d9b85d47252022-12-21T16:53:53ZengMDPI AGGeosciences2076-32632018-04-018412510.3390/geosciences8040125geosciences8040125Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)Eleni-Anna Nanou0Eleni Zagana1School of Natural Science, Department of Geology, University of Patras, Rion, 26500 Patras, GreeceSchool of Natural Science, Department of Geology, University of Patras, Rion, 26500 Patras, GreeceIn recent years vulnerability maps have been used as a tool to highlight the areas with the greatest potential for groundwater pollution based on the hydrogeological conditions and their respective human impacts. Several regions of Greece depend completely or partially on drinking water from karst aquifers; thus, the production of vulnerability maps for such karstic areas is considered essential. In the present study, an assessment of aquifer intrinsic vulnerability has been conducted applying the COP method in the Ziria karst system. The latter is located at the Northeast part of Peloponnese in South Greece and is used as a public resource for drinking water. This method, which has been developed for carbonate (karst) aquifers, uses the properties of the overlying layers above the water table (O factor), the concentration of flow (C factor) and the precipitation regime (P factor) over the aquifer. The COP method considers karstic landforms as factors that decrease the natural protection provided by the overlying layers of a karst aquifer. With the use of GIS tools, vulnerability maps were produced highlighting the different degrees of intrinsic vulnerability in the karst system of Ziria.http://www.mdpi.com/2076-3263/8/4/125groundwater vulnerability mappingkarst aquiferCOP method
spellingShingle Eleni-Anna Nanou
Eleni Zagana
Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)
Geosciences
groundwater vulnerability mapping
karst aquifer
COP method
title Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)
title_full Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)
title_fullStr Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)
title_full_unstemmed Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)
title_short Groundwater Vulnerability to Pollution Map for Karst Aquifer Protection (Ziria Karst System, Southern Greece)
title_sort groundwater vulnerability to pollution map for karst aquifer protection ziria karst system southern greece
topic groundwater vulnerability mapping
karst aquifer
COP method
url http://www.mdpi.com/2076-3263/8/4/125
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