Results 41 to 50 of about 2,609,914 (372)

Implementing the CCME Water Quality Index for the Evaluation of the Physicochemical Quality of Greek Rivers

open access: yesWater, 2022
Water quality indices (WQIs) are efficient tools, globally used for the determination of the quality status of water bodies. In Greece, for almost a decade, the physicochemical quality of water in rivers has been determined by a rigorous, biologically ...
Y. Panagopoulos   +5 more
semanticscholar   +1 more source

Summary of 303(d)/305(b) Listed Segments from the Draft 2010 Integrated Report in the Austin area, Texas [PDF]

open access: yes, 2011
This report provides brief descriptions of primary recreation impairments of several Waller Creek locations. The report also mentions that the Waller Creek tunnel will change its hydrology and water quality.The Texas Commission on Environmental Quality ...
Herrington, Chris
core   +1 more source

Water quality assessment in an arid region using a water quality index

open access: yesWater Science and Technology, 2009
Water quality of the Zayandehrud River, located in an arid region of central part of Iran, was assessed using National Sanitation Foundation Water Quality Index (NSF WQI) calculated by four aggregation methods. Water samples were collected monthly (July 2006 to June 2007) from eight stations in the middle of the river.
Alireza Soffianian   +3 more
openaire   +3 more sources

Assessing the freshwater quality of a large-scale mining watershed : the need for integrated approaches [PDF]

open access: yes, 2019
Water quality assessments provide essential information for protecting aquatic habitats and stakeholders downstream of mining sites. Moreover, mining companies must comply with environmental quality standards and include public participation in water ...
Arroyo, Nilton Deza   +10 more
core   +1 more source

Groundwater Quality Assessment and Irrigation Water Quality Index Prediction Using Machine Learning Algorithms

open access: yesWater
The evaluation of groundwater quality is crucial for irrigation purposes; however, due to financial constraints in developing countries, such evaluations suffer from insufficient sampling frequency, hindering comprehensive assessments.
Enas E. Hussein   +8 more
semanticscholar   +1 more source

Groundwater Quality Assessment Using Water Quality Index and Geospatial Tools: Kabul Province Case Study

open access: yesCentral Asian Journal of Water Research
This study aimed to evaluate the suitability of Kabul Province’s groundwater for drinking by way of analyzing the data collected from 34 ground monitoring wells.
Maiwand Omary   +2 more
doaj   +1 more source

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

open access: yesسلامت 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   +2 more
doaj  

Seasonal variations of ground water quality and its agglomerates by water quality index [PDF]

open access: yesGlobal Journal of Environmental Science and Management, 2016
Water is a unique natural resource among all sources available on earth. It plays an important role in economic development and the general well-being of the country.
S. Sharma, R.C. Chhipa
doaj   +1 more source

Assessment of Groundwater Quality Using the Pollution Index of Groundwater (PIG), Nitrate Pollution Index (NPI), Water Quality Index (WQI), Multivariate Statistical Analysis (MSA), and GIS Approaches: A Case Study of the Mnasra Region, Gharb Plain, Morocco

open access: yesWater
Groundwater, an invaluable resource crucial for irrigation and drinking purposes, significantly impacts human health and societal advancement. This study aims to evaluate the groundwater quality in the Mnasra region of the Gharb Plain, employing a ...
Hatim Sanad   +8 more
semanticscholar   +1 more source

Evaluation of water quality in the swamp river border using water quality index

open access: yesJournal of Degraded and Mining Lands Management, 2020
As a source of minerals, water must be continuously maintained, including in term of its quality. Meanwhile, swamps are wetlands that have the potential to experience a decline in water quality.
Alvian Febry Anggana   +1 more
doaj   +1 more source

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