Results 21 to 30 of about 7,663,400 (289)

Quality of groundwater resources in Afghanistan [PDF]

open access: yesEnvironmental Monitoring and Assessment, 2017
Water is the main source of energy production and economy in Afghanistan where agriculture accounts for more than 50% of the country's gross domestic product (GDP). Access to safe drinking water is still a problem in the country, which has caused different health issues and even child mortality especially in rural areas.
Hayat, Ehsanullah, Baba, Alper
openaire   +4 more sources

Groundwater quality assessment using water quality index (WQI) under GIS framework

open access: yesApplied Water Science, 2021
Groundwater is an important source for drinking water supply in hard rock terrain of Bundelkhand massif particularly in District Mahoba, Uttar Pradesh, India.
A. Ram   +5 more
semanticscholar   +1 more source

Quantification of groundwater exploitation and assessment of water quality risk perception in the Dar Es Salaam Quaternary Aquifer, Tanzania [PDF]

open access: yes, 2019
This study quantified groundwater exploitation and assessed water quality risk perception in the Dar es Salaam quaternary aquifer through a socio-economic survey. Annual total groundwater exploitation was estimated, using the daily per capita consumption
Mjemah, Ibrahimu Chikira   +2 more
core   +2 more sources

Evaluation of Groundwater Quality Using Groundwater Quality Index (GWQI) in Sharjah, UAE [PDF]

open access: yesE3S Web of Conferences, 2021
The rapid growth in the world population resulted in an increase of the freshwater needs in many sectors. Groundwater is the most important freshwater source specially for arid and semi-arid regions due to lack of surface water sources and low precipitation rates in those regions.
Naseraldin Kayemah   +3 more
openaire   +3 more sources

Mapping of Groundwater Flow Pattern and its Quality Index based on Microbiological Parameters in Klojen District, Malang City, East Java, Indonesia

open access: yesCivil and Environmental Science Journal, 2021
Groundwater is one source of fulfilling water needs for the Klojen district, the most populous district in Malang City. Population density affects the condition of groundwater quality because it causes pollution.
Veronika Yulia Permata   +2 more
doaj   +1 more source

Geochemical characterization, deciphering groundwater quality using pollution index of groundwater (PIG), water quality index (WQI) and geographical information system (GIS) in hard rock aquifer, South India

open access: yesApplied Water Science, 2022
Fifty groundwater samples were obtained pre and post-monsoon seasons in parts of hard rock terrain in Andhra Pradesh, South India, in order to assess the drinking water quality. PIG values of groundwater samples ranged from 0.95–1.53 and 0.83–1.28 during
V. Sunitha, B. Reddy
semanticscholar   +1 more source

Geochemical processes influencing groundwater quality for drinking and irrigation uses in Hombolo catchment

open access: yesWater Practice and Technology, 2022
This study identifies the major geochemical processes that regulate groundwater quality in the Hombolo catchment to make it suitable for drinking and irrigation purposes.
Malugu M. Tembo
doaj   +1 more source

Use of Hyperspectral Reflectance and Water Quality Indices to Assess Groundwater Quality for Drinking in Arid Regions, Saudi Arabia

open access: yesWater, 2022
Combining hydrogeochemical characterization and a hyperspectral reflectance measurement can provide knowledge for groundwater security under different conditions.
Abdulaziz Alqarawy   +4 more
semanticscholar   +1 more source

Technical note: A model of chemical transport in a wellbore–aquifer system [PDF]

open access: yesHydrology and Earth System Sciences
Wellbore is proven to be the only effective way of delivering chemicals to a target aquifer during a tracer test or aquifer remediation. The volume of original water in the operational well is a critical parameter affecting the concentration of injected ...
Y. Gan, Y. Gan, Q. Wang, Q. Wang
doaj   +1 more source

Characterizing groundwater quality for a safe supply of water using WQI and GIS in Bahir Dar city, northwest Ethiopia

open access: yesWater Practice and Technology, 2023
Although both urban and rural residents benefit from drinking enough high-quality water in the right amounts, the degree of contamination from artificial sources has been increasing.
Menen Asmamaw, Ermias Debie
doaj   +1 more source

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