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Groundwater Investigation Articles & Analysis
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Fast Dissolved Gas Analysis for Groundwater Age, Recharge and Flow Paths Mass spectrometry for groundwater studies provides real-time detection of transient events and supports reliable, efficient groundwater quality monitoring to help ensure the safety and sustainability of water supplies. Measure dissolved noble gases (e.g., helium, argon) and reactive gases (e.g., methane) in less than a ...
Introduction Many critical mineral resources including lithium, uranium and potash are produced as brine groundwater resources. These critical minerals are typically found in highly saline groundwater in arid closed basins, and beneath dry lake beds. ...
It includes various schedules that cover different aspects of site contamination assessment and management.Schedule B1 Schedule B1 of the NEPM 1999 provides soil, soil vapour, and groundwater investigation levels guidelines. It outlines the criteria and methodologies for assessing site contamination to protect human health and the environment.NEPM 2013 Update * ...
Geophysical NMR measurements deliver reliable and straightforward hydrogeologic information, even in saline groundwater environments. These environments can be challenging to characterize with conventional electrical resistivity measurements, because differences in resistivity may be associated with the fluid or with the formation. Low resistivity could be correlated with a impermeable clay, or ...
Vista Clara, the global leader in magnetic resonance for groundwater investigation, has done extensive research on the differences between ERT and NMR. ...
A Vehicle-Mounted Solution Using CrossOver CO730 Customer’s task The Swedish Geological Survey (SGU) has been engaged in groundwater exploration projects to investigate Sweden’s many glacial river deposits. The deposits are spread across the country and are the most significant groundwater resources for drinking water supplies in ...
Nuclear Magnetic Resonance (NMR) is a powerful technology for groundwater investigations, leveraging the same physics as medical MRI imaging to directly detect water and characterize subsurface hydrogeologic parameters. In geophysics, surface NMR methods can be used to non-invasively map groundwater aquifers and borehole logging NMR tools can be ...
Readers of Preview who work with groundwater may be interested in two next generation Magnetic Resonance (MR) tools. ...
High resolution data was needed to properly characterize complex flow system In 1988, DuPontwas tasked with completing a groundwater investigation at the DuPont Belle, West Virginia, facility, as required by the U.S. Environmental Protection Agency's site Resource Conservation and Recovery Act (RCR A) Corrective Action permit. The focus of the ...
INTRODUCTION Groundwater seepage can exacerbate environmental pollution through contaminant transport, pose a threat to dam safety and can also be associated with valuable mineral deposits. ...
Follow our guide below to ensure your groundwater monitoring test site can be installed safely and securely. ...
A novel treatment was tested with groundwater to investigate its arsenic removal under natural conditions. ...
In recent decades, due to reduction in precipitation, groundwater resource management has become one of the most important issues considered to prevent loss of water. Many solutions are concerned with the investigation of groundwater flow behavior. In this regard, development of meshless methods for solving the groundwater ...
Secondly, multiple statistical methods were applied to classify groundwater hydrographs with similar fluctuation patterns. The results show that the spatial distribution of groundwater level is affected by natural factors (rainfall and temperature) as well as human activities. ...
Pilot-scale biofilters treated with real groundwater were established to systemically investigate the interactions between ammonia, iron and manganese removal. ...
The use of fertilizers in agriculture in Egypt, especially nitrogen, has increased significantly in the last decade, resulting in nonpoint contamination of the groundwater resources. This study investigated the effect of using nitrogen fertilizer on groundwater contamination with nitrate in the central southern part of the Nile Delta. NO3− ...
The capital territory of Pakistan constitutes twin cities, Islamabad and Rawalpindi. Islamabad is the capital city, located at the foot of the Margallah Hills, whereas Rawalpindi lies in the Potohar Plateau. Both cities are located in the semi-arid region of Pakistan, where the residents meet their basic need of water through groundwater resources. For the last many years, the quantity and ...
An investigation of groundwater contamination around the Likeng landfill, Guangzhou, was carried out. Major ions and elements of 34 groundwater samples were measured, and the Piper trilinear diagram and expanded Durov diagram were used to analyze the chemical types and hydro-geochemical processes of the groundwater. ...
Shimabara City in Nagasaki Prefecture, Japan, is located on a volcanic peninsula that has abundant groundwater. Almost all public water supplies use groundwater in this region. For this reason, understanding groundwater characteristics is a pre-requisite for proper water supply management. Thus, we investigated the ...
This study provides new evidence on the effectiveness of a combined remote sensing and hydrogeological investigation method for deep groundwater development in complex geologic and geomorphologic situations in Ethiopia. ...