Results 81 to 90 of about 14,743,832 (195)

Evaluation of Water Quality in the Nenggiri River, Kelantan using Water Quality Index (WQI)

IOP Conference Series: Earth and Environmental Science
Abstract The Nenggiri River, located in the District of Gua Musang, Kelantan, Malaysia, is an essential water resource that plays a crucial role in the local ecosystem and community life. Spanning a catchment area of 3,703 km 2 , the river is situated approximately 30 km ...
Nurul Darsani Amat Darbis, Mohamad Khairuddin Abdul Khalim, Kamaruzzaman Ismail, Hamidah Sakeh, Nursyahirah Sain   +4 more
openaire   +1 more source

Development of a Water Quality Index (WQI) for public supply in the Vale do Rio Pardo region, RS, Brazil

, 2021
This research developed a Water Quality Index (WQI) for public supply in the Vale do Rio Pardo Region, RS, Brazil (WQI-VRP), from the database of the 13th Regional Health Coordination, totaling 1175 samples.
Adilson Ben da Costa (6450671), Eduardo Alexis Lobo (6450668), Rodrigo Augusto Klamt (6450665)   +2 more
core   +1 more source

Meta-Evaluation of Water Quality Indices. Application into Groundwater Resources

, 2020
Until now, there was no simple procedure to test the performance of water quality indices (WQIs) or, in other words, to perform their meta-evaluation.
Dimitrios E. Alexakis
core   +1 more source

Robust principal component analysis in water quality index development [PDF]

, 2013
Some statistical procedures already available in literature are employed in developing the water quality index, WQI. The nature of complexity and interdependency that occur in physical and chemical processes of water could be easier explained if ...
Mohd Ali, Zalina, Kerrie Mengersen, Mahendran Shitan, Mengersen, Kerrie, Juahir, Hafizan, Shitan, Mahendran, Noor Akma Ibrahim, Hafizan Juahir, Ibrahim, Noor Akma, Zalina Mohd Ali, Ali, Zalina Mohd   +10 more
core   +1 more source

Golin river water quality assessment in Kermanshah province using water quality index and river pollution index

سلامت و محیط, 2022
Background and Objective: Increasing the productivity of surface water, the unsustainable development of agriculture in the boundaries of rivers, and human sewage have reduced the quality of these water resources.
Houshang Ghamarnia, Meisam Palash, Zoleikha Palash   +2 more
doaj  

Utilization of water quality index (WQI) in water quality assessment of groundwater in Agbor metropolis, Delta State Nigeria

, 2017
A water quality index provides a single number that expresses the overall quality at a certain location and time based on several water parameters.
Oboh, I.P., Egun, N.K.
core  

Applying water quality indexes (WQI) to the use of water sources for human consumption

Ingeniería e Investigación, 2010
Naturally occurring and anthropic contamination of water sources limits the use of water for human consumption. Fast and representative tools, such as water quality indexes (WQI), allow performing an integral assessment of the resource, this being essential when making decisions about the management and control of sanitary risks through different ...
Patricia Torres, Camilo H. Cruz, Paola Patiño, Juan Carlos Escobar, Andrea Pérez   +4 more
openaire   +1 more source

Comparative Assessment of Various Water Quality Indices (WQIs) in Polyphytos Reservoir-Aliakmon River, Greece

Proceedings, 2018
The present study attempts to examine the comparative performance of seven different WQIs, as they were computed for Polyphytos Reservoir-Aliakmon River in Greece, based on water quality monitoring data for the period between June 2004 and May 2005.
Ioanna Zotou, Vassilios A. Tsihrintzis, Georgios D. Gikas   +2 more
doaj   +1 more source

Function model for calculating the Water Quality Index - WQI

, 2019
https://orcid.org/0000-0001-7239 ...
Simanca Herrera, Fredys alberto, Cortes Mendez, Jairo, Castro Fernandez, Mario, Paez Paez, Jaime, Montenegro Marin, Carlos enrique, Palacios J.J.   +5 more
openaire   +2 more sources

WATER QUALITY INDEX (WQI) OF AKASSA CREEK, SOUTHERN NIGERIA

International Journal of Biological Innovations
Water quality index (WQI) is an important tool used to evaluate the status of a water body through a single value. In recent times, there have been serious concerns on the state of most coastal water of which Akassa creek is a portion. Water samples were collected from Akassa creek between June and December, 2024 from two stations.
null E. Ogidìaka-Obende, null S.N. Anayeokwu, null E.O. Omoarebun, null J. Atadiose, null I.M. Oyem   +4 more
openaire   +1 more source