Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu

ABSTRACT Introduction: The well-being of public health is associated with the availability of safe and clean drinking water. Heavy metals, known for their toxicity and potential health risks, are a particular focus of water quality assessments. This study investigates the heavy metal concentratio...

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Main Authors: Chimmi Dorji, Pema Chophel
Format: Article
Language:English
Published: Khesar Gyalpo University of Medical Sciences of Bh 2023-11-01
Series:Bhutan Health Journal
Subjects:
Online Access:https://www.bhj.com.bt/index.php/bhj/article/view/361
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author Chimmi Dorji
Pema Chophel
author_facet Chimmi Dorji
Pema Chophel
author_sort Chimmi Dorji
collection DOAJ
description ABSTRACT Introduction: The well-being of public health is associated with the availability of safe and clean drinking water. Heavy metals, known for their toxicity and potential health risks, are a particular focus of water quality assessments. This study investigates the heavy metal concentrations in five primary drinking water sources of Thimphu city: Motithang, Jungshina, Taba, Dechencholing and Chamgang. Methods: The ten heavy metals, known for their toxicity (Aluminum (Al), Boron (B), Barium (Ba), Cadmium (Cd), Chromium (Cr), Copper (Cu), Manganese (Mn), Nickel (Ni), Lead (Pb), and Zinc (Zn)), were assessed using inductively coupled plasma optical emission spectroscopy (ICP-OES) for precise analysis. The study employed the Heavy Metal Pollution Index (HPI) and the Heavy Metal Evaluation Index (HEI) to evaluate water quality. Results: The test results revealed low heavy metals concentration in the water sources. The HPI and HEI values were also calculated to be low (<15 and <1.24 respectively). Conclusions: The study provides valuable insights into Thimphu’s drinking water quality, indicating a positive status with low heavy metal concentrations
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spelling doaj.art-1e942081fa694701b833deb84b7825f42023-11-30T06:46:01ZengKhesar Gyalpo University of Medical Sciences of BhBhutan Health Journal2413-29932415-11142023-11-019210.47811/bhj.158Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in ThimphuChimmi Dorji0Pema Chophel1Royal Centre for Disease Control, Ministry of Health, Serbithang, Thimphu, BhutanRoyal Centre for Disease Control, Ministry of Health, Serbithang, Thimphu, Bhutan ABSTRACT Introduction: The well-being of public health is associated with the availability of safe and clean drinking water. Heavy metals, known for their toxicity and potential health risks, are a particular focus of water quality assessments. This study investigates the heavy metal concentrations in five primary drinking water sources of Thimphu city: Motithang, Jungshina, Taba, Dechencholing and Chamgang. Methods: The ten heavy metals, known for their toxicity (Aluminum (Al), Boron (B), Barium (Ba), Cadmium (Cd), Chromium (Cr), Copper (Cu), Manganese (Mn), Nickel (Ni), Lead (Pb), and Zinc (Zn)), were assessed using inductively coupled plasma optical emission spectroscopy (ICP-OES) for precise analysis. The study employed the Heavy Metal Pollution Index (HPI) and the Heavy Metal Evaluation Index (HEI) to evaluate water quality. Results: The test results revealed low heavy metals concentration in the water sources. The HPI and HEI values were also calculated to be low (<15 and <1.24 respectively). Conclusions: The study provides valuable insights into Thimphu’s drinking water quality, indicating a positive status with low heavy metal concentrations https://www.bhj.com.bt/index.php/bhj/article/view/361Drinking waterHeavy metals Pollution index; Public health; Water quality
spellingShingle Chimmi Dorji
Pema Chophel
Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu
Bhutan Health Journal
Drinking water
Heavy metals
Pollution index;
Public health;
Water quality
title Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu
title_full Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu
title_fullStr Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu
title_full_unstemmed Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu
title_short Determination of Water Quality Indices and Assessment of Heavy Metal Pollution of Drinking Water Sources in Thimphu
title_sort determination of water quality indices and assessment of heavy metal pollution of drinking water sources in thimphu
topic Drinking water
Heavy metals
Pollution index;
Public health;
Water quality
url https://www.bhj.com.bt/index.php/bhj/article/view/361
work_keys_str_mv AT chimmidorji determinationofwaterqualityindicesandassessmentofheavymetalpollutionofdrinkingwatersourcesinthimphu
AT pemachophel determinationofwaterqualityindicesandassessmentofheavymetalpollutionofdrinkingwatersourcesinthimphu