Results 21 to 30 of about 326,261 (358)

Groundwater hydrogeochemical characterization and quality assessment based on integrated weight matter-element extension analysis in Ningxia, upper Yellow River, northwest China

Ecological Indicators, 2022
Assessing groundwater quality and identifying pollutant risks are essential for managing groundwater resources in arid and semi-arid regions. An analysis of the hydrochemical characteristics, controlling factors, and pollutant characteristics of the ...
Xiaodong Wang, Wende Zheng, Wei Tian, Yanming Gao, Xiaozhuo Wang, Yongqiang Tian, Jianshe Li, Xueyan Zhang   +7 more
doaj   +1 more source

Assessment of groundwater suitability for drinking and irrigation purpose using statistical and geospatial techniques: a review [PDF]

The Holistic Approach to Environment, 2023
Water is a vital source for all living individuals on earth. The consumption of fresh water has increased rapidly in recent years. Industrialization, urbanization, and population growth have resulted in deterioration of surface and groundwater quality ...
Aishverya Agrawal, Devendra Dohare
doaj   +1 more source

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

Civil 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, Hari Siswoyo, Riyanto Haribowo   +2 more
doaj   +1 more source

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

Hydrology 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

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

, 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, Mussa, Kassim Ramadhani, Walraevens, Kristine   +2 more
core   +2 more sources

Groundwater hydrogeology and quality in Helwan area and its vicinities in Egypt

Water Science, 2019
The study area includes Helwan city and its vicinities, south of Greater Cairo, between latitudes 29° 40ʹ and 29° 56ʹ N and longitudes 31° 15ʹ and 31° 24ʹ E, east of the River Nile. The main objective was to properly manage groundwater to protect it from
Samir R. Awad
doaj   +1 more source

Assessing connectivity between an overlying aquifer and a coal seam gas resource using methane isotopes, dissolved organic carbon and tritium [PDF]

, 2015
Coal seam gas (CSG) production can have an impact on groundwater quality and quantity in adjacent or overlying aquifers. To assess this impact we need to determine the background groundwater chemistry and to map geological pathways of hydraulic ...
A Green-Saxena, A Vengosh, BE Fontenot, BFJ Kelly, C Duvert, CD Keeling, CD Keeling, DDR Owen, DE Pataki, DL Valentine, DT Maher, E Dafny, ECP Kinnon, EG Nisbet, EJ Dlugokencky, G Antler, JA Hakala, JF Barker, JW Roy, K Knittel, MJ Whiticar, NG Phillips, P Quay, RB Jackson, RE Fisher, S Cuna, S Qin, SG Osborn, SK Hamilton, SK Hamilton, SL Papendick, TA Moore   +31 more
core   +1 more source

EVALUATION GROUNDWATER QUALITY BY USING GIS AND WATER QUALITY INDEX TECHNIQUES FOR WELLS IN BARDARASH AREA, NORTHERN IRAQ

Iraqi Geological Journal, 2020
Studying groundwater quality in arid and semi-arid regions is essential significant because it is used as a foremost alternative source for various purposes (human and animal consumption, economic, agriculture and irrigation).
Fatah, Kaiwan
doaj   +1 more source

Determining groundwater facies and water quality index in Tanah Bumbu Regency/South Borneo Indonesia [PDF]

E3S Web of Conferences, 2020
Most people in Tanah Bumbu Regency use water from dug wells for their daily activities. Kotabaru Regency is located in Pagatan Groundwater Basin, which is located in three administrative boundaries, namely Tanah Laut Regency, Tanah Bumbu Regency, The ...
Triadi Putranto Thomas, Ginting Rahmad S.   +1 more
doaj   +1 more source

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

E3S 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.
Kayemah Naseraldin, Al-Ruzouq Rami, Shanableh Abdallah, Gokhan Yilmaz Abdullah   +3 more
openaire   +2 more sources