Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin

Sungai Selangor is very important from the viewpoint of water supply and multipurpose water use in Malaysia. The water quality of this river is degrading due to point and non-point sources of pollution. This study, focus on the water quality assessment and simulation the effect of the pollution sour...

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Main Authors: Chowdhury, Md Sadek Uddin, Othman, Faridah, Wan Jaafar, Wan Zurina, Mood, Nuzaima Che, Adham, Md Ibrahim
Format: Article
Published: Penerbit Universiti Kebangsaan Malaysia 2018
Subjects:
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author Chowdhury, Md Sadek Uddin
Othman, Faridah
Wan Jaafar, Wan Zurina
Mood, Nuzaima Che
Adham, Md Ibrahim
author_facet Chowdhury, Md Sadek Uddin
Othman, Faridah
Wan Jaafar, Wan Zurina
Mood, Nuzaima Che
Adham, Md Ibrahim
author_sort Chowdhury, Md Sadek Uddin
collection UM
description Sungai Selangor is very important from the viewpoint of water supply and multipurpose water use in Malaysia. The water quality of this river is degrading due to point and non-point sources of pollution. This study, focus on the water quality assessment and simulation the effect of the pollution sources from urbanization to the Sungai Selangor basin. Water quality Index (WQI) is used to define the status of river water quality and the QUAL2K was used as a simulation model. Water quality parameters DO, BOD and NH3-N have been chosen for modeling. In addition, five different model scenarios were simulated to observe the impacts of pollution sources on the Sungai Selangor water quality. WQI results showed that most of the stations in this river basin recorded water inferior to Class III. The water quality model presented different scenarios for changes of Sungai Selangor water quality. Simulation results for different scenarios showed that reduced levels of BOD and NH3-N at 51.10% and 66.18%, respectively, can be obtained if Scenario-5 is employed. The river water quality issue in the Rawang sub- basin within the study area is considered crucial to create significant improvement within the sub basin and in the downstream area of Sungai Selangor basin.
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spelling um.eprints-221912019-09-04T02:18:27Z http://eprints.um.edu.my/22191/ Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin Chowdhury, Md Sadek Uddin Othman, Faridah Wan Jaafar, Wan Zurina Mood, Nuzaima Che Adham, Md Ibrahim TA Engineering (General). Civil engineering (General) Sungai Selangor is very important from the viewpoint of water supply and multipurpose water use in Malaysia. The water quality of this river is degrading due to point and non-point sources of pollution. This study, focus on the water quality assessment and simulation the effect of the pollution sources from urbanization to the Sungai Selangor basin. Water quality Index (WQI) is used to define the status of river water quality and the QUAL2K was used as a simulation model. Water quality parameters DO, BOD and NH3-N have been chosen for modeling. In addition, five different model scenarios were simulated to observe the impacts of pollution sources on the Sungai Selangor water quality. WQI results showed that most of the stations in this river basin recorded water inferior to Class III. The water quality model presented different scenarios for changes of Sungai Selangor water quality. Simulation results for different scenarios showed that reduced levels of BOD and NH3-N at 51.10% and 66.18%, respectively, can be obtained if Scenario-5 is employed. The river water quality issue in the Rawang sub- basin within the study area is considered crucial to create significant improvement within the sub basin and in the downstream area of Sungai Selangor basin. Penerbit Universiti Kebangsaan Malaysia 2018 Article PeerReviewed Chowdhury, Md Sadek Uddin and Othman, Faridah and Wan Jaafar, Wan Zurina and Mood, Nuzaima Che and Adham, Md Ibrahim (2018) Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin. Sains Malaysiana, 47 (3). pp. 457-469. ISSN 0126-6039, DOI https://doi.org/10.17576/jsm-2018-4703-05 <https://doi.org/10.17576/jsm-2018-4703-05>. https://doi.org/10.17576/jsm-2018-4703-05 doi:10.17576/jsm-2018-4703-05
spellingShingle TA Engineering (General). Civil engineering (General)
Chowdhury, Md Sadek Uddin
Othman, Faridah
Wan Jaafar, Wan Zurina
Mood, Nuzaima Che
Adham, Md Ibrahim
Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin
title Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin
title_full Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin
title_fullStr Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin
title_full_unstemmed Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin
title_short Assessment of Pollution and Improvement Measure of Water Quality Parameters using Scenarios Modeling for Sungai Selangor Basin
title_sort assessment of pollution and improvement measure of water quality parameters using scenarios modeling for sungai selangor basin
topic TA Engineering (General). Civil engineering (General)
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