A review of GIS-integrated statistical techniques for groundwater quality evaluation and protection

D Machiwal, V Cloutier, C Güler, N Kazakis - Environmental Earth …, 2018 - Springer
Water quality evaluation is critically important for the protection and sustainable
management of groundwater resources, which are variably vulnerable to ever-increasing …

[HTML][HTML] Identifying sources of groundwater contamination in a hard-rock aquifer system using multivariate statistical analyses and GIS-based geostatistical modeling …

D Machiwal, MK Jha - Journal of Hydrology: Regional Studies, 2015 - Elsevier
Study region The study area is Udaipur district, which is situated in hard-rock hilly terrain of
Rajasthan, India. Study focus In this study, spatio-temporal variations of fifteen groundwater …

Groundwater quality in the alluvial aquifer system of northwest India: new evidence of the extent of anthropogenic and geogenic contamination

DJ Lapworth, G Krishan, AM MacDonald… - Science of the total …, 2017 - Elsevier
Groundwater depletion has been widely studied in northwest India, but water quality
concerns are still poorly constrained. In this study, we explore the hydrochemistry of the top …

Groundwater quality trend and trend reversal assessment in the European Water Framework Directive context: An example with nitrates in Italy

E Frollini, E Preziosi, N Calace, M Guerra… - … Science and Pollution …, 2021 - Springer
Groundwater resources are of utmost importance in sustaining water related ecosystems,
including humans. The long-lasting impacts from anthropogenic activities require early …

Modeling climate change impacts on groundwater resources using transient stochastic climatic scenarios

P Goderniaux, S Brouyere, S Blenkinsop… - Water Resources …, 2011 - Wiley Online Library
Several studies have highlighted the potential negative impact of climate change on
groundwater reserves, but additional work is required to help water managers plan for future …

Groundwater age distributions at a public drinking water supply well field derived from multiple age tracers (85Kr, 3H/3He, and 39Ar)

A Visser, HP Broers, R Purtschert… - Water Resources …, 2013 - Wiley Online Library
Groundwater age is a key aspect of production well vulnerability. Public drinking water
supply wells typically have long screens and are expected to produce a mixture of …

Influence of low-frequency variability on groundwater level trends

L Baulon, D Allier, N Massei, H Bessiere, M Fournier… - Journal of …, 2022 - Elsevier
Estimating groundwater level evolution is a major issue in the context of climate change.
Groundwater is a key resource and can even account in some countries for more than half of …

Stochastic hydro-economic modeling for optimal management of agricultural groundwater nitrate pollution under hydraulic conductivity uncertainty

S Peña-Haro, M Pulido-Velazquez… - … Modelling & Software, 2011 - Elsevier
In decision-making processes, reliability and risk aversion play a decisive role. This paper
presents a framework for stochastic optimization of control strategies for groundwater nitrate …

Assessment of regional change in nitrate concentrations in groundwater in the Central Valley, California, USA, 1950s–2000s

KR Burow, BC Jurgens, K Belitz… - Environmental earth …, 2013 - Springer
A regional assessment of multi-decadal changes in nitrate concentrations was done using
historical data and a spatially stratified non-biased approach. Data were stratified into …

Regional transport modelling for nitrate trend assessment and forecasting in a chalk aquifer

P Orban, S Brouyère, J Batlle-Aguilar… - Journal of contaminant …, 2010 - Elsevier
Regional degradation of groundwater resources by nitrate has become one of the main
challenges for water managers worldwide. Regulations have been defined to reverse …