Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA

Water quality indices (WQIs) are practical and versatile instruments for assessing, organizing, and disseminating information about the overall quality status of surface water bodies. The use of these indices may be beneficial in evaluating aquatic system water quality. The CCME (Canadian Council of...

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Main Authors: Dimitra E. Gamvroula, Dimitrios E. Alexakis
Format: Article
Language:English
Published: MDPI AG 2022-06-01
Series:Hydrology
Subjects:
Online Access:https://www.mdpi.com/2306-5338/9/7/116
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author Dimitra E. Gamvroula
Dimitrios E. Alexakis
author_facet Dimitra E. Gamvroula
Dimitrios E. Alexakis
author_sort Dimitra E. Gamvroula
collection DOAJ
description Water quality indices (WQIs) are practical and versatile instruments for assessing, organizing, and disseminating information about the overall quality status of surface water bodies. The use of these indices may be beneficial in evaluating aquatic system water quality. The CCME (Canadian Council of Ministers of the Environment) and NSF (National Science Foundation) WQIs were used for the assessment of surface water (depth = 1 m) in Lake Union, Washington State. These WQIs were used in surface water at Lake Union, Seattle. The modified versions of the applied WQIs incorporate a varied number of the investigated parameters. The two WQIs were implemented utilizing specialized, publicly accessible software tools. A comparison of their performance is offered, along with a qualitative assessment of their appropriateness for describing the quality of a surface water body. Practical conclusions were generated and addressed based on the applicability and disadvantages of the evaluated indexes. When compared to the CCME-WQI, it is found that the NSF-WQI is a more robust index that yields a categorization stricter than CCME-WQI.
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spelling doaj.art-d0fcbcb4408244219ec4be2b0b9c113c2023-11-30T21:02:02ZengMDPI AGHydrology2306-53382022-06-019711610.3390/hydrology9070116Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USADimitra E. Gamvroula0Dimitrios E. Alexakis1Laboratory of Geoenvironmental Science and Environmental Quality Assurance, Department of Civil Engineering, University of West Attica, 250 Thivon & P. Ralli Str., 12241 Athens, GreeceLaboratory of Geoenvironmental Science and Environmental Quality Assurance, Department of Civil Engineering, University of West Attica, 250 Thivon & P. Ralli Str., 12241 Athens, GreeceWater quality indices (WQIs) are practical and versatile instruments for assessing, organizing, and disseminating information about the overall quality status of surface water bodies. The use of these indices may be beneficial in evaluating aquatic system water quality. The CCME (Canadian Council of Ministers of the Environment) and NSF (National Science Foundation) WQIs were used for the assessment of surface water (depth = 1 m) in Lake Union, Washington State. These WQIs were used in surface water at Lake Union, Seattle. The modified versions of the applied WQIs incorporate a varied number of the investigated parameters. The two WQIs were implemented utilizing specialized, publicly accessible software tools. A comparison of their performance is offered, along with a qualitative assessment of their appropriateness for describing the quality of a surface water body. Practical conclusions were generated and addressed based on the applicability and disadvantages of the evaluated indexes. When compared to the CCME-WQI, it is found that the NSF-WQI is a more robust index that yields a categorization stricter than CCME-WQI.https://www.mdpi.com/2306-5338/9/7/116lake watermesotrophic ecosystemCCME-WQINSF-WQISeattle
spellingShingle Dimitra E. Gamvroula
Dimitrios E. Alexakis
Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA
Hydrology
lake water
mesotrophic ecosystem
CCME-WQI
NSF-WQI
Seattle
title Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA
title_full Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA
title_fullStr Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA
title_full_unstemmed Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA
title_short Evaluating the Performance of Water Quality Indices: Application in Surface Water of Lake Union, Washington State-USA
title_sort evaluating the performance of water quality indices application in surface water of lake union washington state usa
topic lake water
mesotrophic ecosystem
CCME-WQI
NSF-WQI
Seattle
url https://www.mdpi.com/2306-5338/9/7/116
work_keys_str_mv AT dimitraegamvroula evaluatingtheperformanceofwaterqualityindicesapplicationinsurfacewateroflakeunionwashingtonstateusa
AT dimitriosealexakis evaluatingtheperformanceofwaterqualityindicesapplicationinsurfacewateroflakeunionwashingtonstateusa