Results 41 to 50 of about 14,743,832 (195)

Using Machine Learning Models for Predicting the Water Quality Index in the La Buong River, Vietnam

, 2022
For effective management of water quantity and quality, it is absolutely essential to estimate the pollution level of the existing surface water. This case study aims to evaluate the performance of twelve machine learning (ML) models, including five ...
Do Quang Linh, Dao Nguyen Khoi, Nguyen Trong Quan, Nguyen Thi Diem Thuy, Pham Thi Thao Nhi   +4 more
core   +1 more source

ASSESSMENT OF GROUNDWATER QUALITY USING WATER QUALITY INDEXIN, AL-HAWIJA AREA, NORTHERN IRAQ

Iraqi Geological Journal, 2016
The quality of groundwater in the Al-Hawija area was assessed using a water quality index. Data of nine physico-chemical parameters of 28 groundwater wells were used to calculate the water quality index (WQI).
Salih Muhammad Awadh, JoudahAefan Al-Kilabi, Firas Mudhafar Abdulhussein   +2 more
doaj   +1 more source

Evaluation of surface water quality using water quality indices (WQIs) in Lake Sukhna, Chandigarh, India

Applied Water Science, 2021
To assess the surface water quality of Sukhna Lake, 13 physico-chemical parameters like temperature, pH, transparency, dissolved oxygen, electrical conductivity, total dissolved salts, chloride, total Aalkalinity, total hardness, calcium, magnesium ...
Maansi, Rajinder Jindal, Meenu Wats
doaj   +1 more source

Water quality index assessment methods for surface water: A case study of the Citarum River in Indonesia

Heliyon, 2022
Water quality index (WQI) can express overall water quality status in a single term. As such, the application of daily WQI assessment should help the general public be more aware of the condition of the surface water around them.
Mariana Marselina, Fachriah Wibowo, Arini Mushfiroh   +2 more
doaj   +1 more source

Function model for calculating the Water Quality Index - WQI [PDF]

, 2023
0000-0001-5650 ...
Simanca Herrera, Fredys alberto, Cortes Mendez, Jairo, Castro Fernandez, Mario, Paez Paez, Jaime   +3 more
openaire  

A Machine Learning-Based Framework for Water Quality Index Estimation in the Southern Bug River

, 2023
River water quality is of utmost importance because the river is not only one of the key water resources but also a natural habitat serving its surrounding environment.
Mohammad Zakwan, Reza Piraei, Adil Masood, Majid Niazkar   +3 more
core   +1 more source

Lower Danube Water Quality Quantified through WQI and Multivariate Analysis

, 2019
The aim of the present paper is to quantify water quality in the Lower Danube Region by using a series of multivariate techniques and the Water Quality Index (WQI).
Lucian P. Georgescu, Violeta Pintilie, Gabriel Murariu, Maxim Arseni, Catalina Topa, Catalina Iticescu, Mihaela Timofti   +6 more
core   +1 more source

Enhancement of water quality index prediction using support vector machine with sensitivity analysis

Frontiers in Environmental Science, 2023
For more than 25 years, the Department of Environment (DOE) of Malaysia has implemented a water quality index (WQI) that uses six key water quality parameters: dissolved oxygen (DO), biochemical oxygen demand (BOD), chemical oxygen demand (COD), pH ...
Naeimah Mamat, Siti Fatin Mohd Razali, Fatimah Bibi Hamzah   +2 more
doaj   +1 more source

Assessing the Effectiveness of CCME-WQI, NSF-WQI, OWQI, and Smith Index Water Quality Indices in Karst Areas

Jurnal Ilmu Lingkungan
Water quality assessment employs various methods, including water quality indices (WQI). This study compares several WQI methods to evaluate Sumurup River and Seropan Underground River in Gunungkidul Regency.
Almira Rahma Hinanto, Margaretha Widyastuti, Eko Haryono   +2 more
doaj   +1 more source

Water Quality Indicator for Adaptability to Global Climate Change in Andean Highland Ecosystems

, 2023
In the face of ongoing anthropogenic climate change, river water quality assessment has become increasingly important for maintaining ecological balance and supporting local and downstream livelihoods.
Carmen O. Márquez, Anita C. Ríos, Victor J. García   +2 more
core   +1 more source