نتایج جستجو برای: water quality index wqi

تعداد نتایج: 1596079  

Journal: :iranian journal of environmental sciences 0
luu pham vietnam academy of science and technology (vast), institute of tropical biology, 85 tran quoc toan street, district 3, ho chi minh city, vietnam

the present study aims to have a comparative study of the results, from biological monitoring as well as conventional method, based on physico-chemical variables. water quality index (wqi) and planktonic diatom metrics have been used to determine water quality and ecological conditions of the dong nai river (dnr) and canonical correspondence analysis (cca) to find out the main environmental var...

2017
Rajesh Kumar Srinivasa Rao

An attempt has been made in this present work, to study the seasonal variations of water quality of River Godavari for the period of 2004-2012 at Rajahmundry and Dhawaleswaram located on the banks of River Godavari in Andhra Pradesh. This water quality modelling is done with the help of Water Quality Indices (WQI) computed using NSFWQI and WAIWQI methods. Multivariate statistical techniques nam...

Journal: :Water Science & Technology: Water Supply 2022

Abstract The objective of this research was to arrive at a better assessment the quality surface water in Constantine region. focus on comparison three classical indices WQINSF (National Sanitation Foundation Water Quality Index), WQICCME (Canadian Council Ministers Environment Index) and WQIAP (weighted arithmetical development new index prediction by ANN (artificial neural network) WQI indice...

Journal: :JOURNAL OF ADVANCED INDUSTRIAL TECHNOLOGY AND APPLICATION 2023

The water quality problem has begun to receive significant attention from society in Malaysia as the pollution issue arisen over years. Thus, determining status of raw is crucial ensure level met usable standard. This study aimed identify land activities near Sungai Masai, Johor. Then, determine parameter Johor and classify it according Water Quality Index (WQI) Malaysia. Complete characterizat...

حسین‌زاده , ادریس , حسین‌زاده, سامان, خرسندی , حسن , رحیمی, ناصر, علیپور, مهدی,

    Background & Aims : Water Quality Indices are one of the methods can be used in water quality management as a useful tool in decision making, so this study carried out on evaluating the quality of the Aydughmush river by National Sanitation Foundation Water quality (NSFWQI) and River Pollution Indices (Liou).   Materials & Methods : In this cross sectional study standard field parameters in...

Introduction: The ecological, economic, and social potential of an area for large and large uses is influenced by the quantity and quality of the waters. Therefore, appropriate methods of surface water and groundwater have been investigated qualitatively and quantitatively in order to use its results in assessing the power of the land. One of the important factors for sustainable development is...

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