Groundwater resources - PowerPoint PPT Presentation


Groundwater Quality Assessment & Corrosiveness Evaluation

Explore groundwater quality using WQI & corrosion indices. Study in Bihar, India aids in sustainable management approaches.

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Understanding the Economic and Health Impacts of Groundwater Nitrate Contamination in Nebraska

The economic and health costs of groundwater nitrate contamination in Nebraska highlight the challenges of ensuring safe drinking water. Despite largely safe levels, proactive strategies are essential due to rising nitrate levels and costly maintenance efforts. The compliance record shows progress i

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Sustainable Use of Groundwater

Groundwater management and sustainable use are crucial in India, as highlighted by the Ministry of Jal Shakti. The country faces challenges such as declining groundwater levels, quality deterioration, and increasing demand-supply gaps. Effective strategies and responsible practices are needed to add

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Overview of Guam Regulatory Aquifer Mapping and Groundwater Protection

Guam's Regulatory Aquifer Mapping includes conflicting maps from USEPA, the Northern Guam Lens Study, and Groundwater Protection Zones, impacting land use regulations and water quality standards. Issues arise from inconsistencies in regulatory tools and language errors within the protection zones. Z

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Understanding the Water Cycle and Its Importance in Nature

Water is essential for all life on Earth, continuously moving through different physical states in a cycle that has been occurring for over 4 billion years. The Water Cycle involves processes like evaporation, transpiration, condensation, precipitation, and collection, ensuring water is always movin

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Groundwater Recharge Station Project

The Groundwater Recharge Station Project, Project Number 21-381, at California State University, Stanislaus involves the construction of a groundwater recharge station. The notice to contractors provides details on bid proposals, project scope, budget estimate, project duration, and prequalification

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Microplastic Occurrence in South Korean Groundwater by Well Depth and Hydrogeology

The study conducted by Kangwon National University in South Korea analyzed microplastic occurrence in groundwater from wells of varying depths and hydrogeological settings. Samples were collected from the National Groundwater Monitoring Network pipes in Gapyeong and Chuncheon. Water type analysis re

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Understanding the Water Bearing and Yielding Properties of Rocks

This informative content delves into the significance of porosity and permeability in rock formations, detailing primary and secondary porosity types, factors influencing porosity, and the concept of Darcy's Law governing groundwater flow. It emphasizes the relationship between effective porosity, r

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Understanding Groundwater: Occurrence, Recharge, and Movement

Groundwater occurs when water seeps into the subsurface through cracks and pores in rocks and soil, forming the water table. Recharge happens naturally through processes like precipitation and snowmelt, as well as artificially through methods like recharge wells and water spread over land. The movem

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Understanding Groundwater Level Measurement Technologies

Groundwater levels are commonly measured using submersible pressure transducers, with data loggers used for monitoring and recording. Different options such as vented vs. non-vented systems, battery voltage considerations, and specifications for pressure sensors are discussed. Additional equipment l

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Human Health Risk Assessment due to High Concentrated Arsenic in Groundwater

This term paper focuses on assessing human health risks associated with elevated levels of arsenic in drinking groundwater. Various exposure routes and sources of arsenic contamination are investigated, leading to a comprehensive risk assessment. The results indicate non-carcinogenic effects and pot

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Groundwater Suitability Mapping Training Overview

The training program focuses on GIS and Remote Sensing for overlay analysis, with an emphasis on generating groundwater suitability maps. Dr. Maarten Waterloo leads the session, covering topics like data processing, automation, and sensitivity analysis. The program includes hands-on activities and e

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Impact of Road Deicing Salts on Water Quality in Upper Passaic River Basin

An in-depth geochemical analysis conducted by Dr. Michael A. Turner and Dr. Duke U. Ophori studied the impact of road deicing salts on groundwater quality in the Upper Passaic River Basin, New Jersey. The study focused on major ions in groundwater, statistical analysis of ion concentrations, correla

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Impacts and Implications of Climate Change on Groundwater Resources

Climate change has significant effects on groundwater resources, impacting storage, abstraction, and regulation. These impacts lead to challenges in water supply management, with implications on socio-ecological activities such as water stress, drought, and disease outbreaks. Understanding these con

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Surface Water-Groundwater Interactions and Nitrogen Cycling in a Tidally Influenced River Study

Study on the dynamic interactions between surface water and groundwater in a tidal river, focusing on nitrogen cycling. The research highlights the impact of tidal fluctuations on bank storage, nitrogen transformation, and nutrient cycling. Findings suggest that river discharge affects the exchange

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Request for Declaratory Ruling Regarding Groundwater Contamination in North Carolina

Cape Fear River Watch, Sierra Club, Waterkeeper Alliance, and Western North Carolina Alliance have petitioned the EMC for a declaratory ruling concerning the application of groundwater rules to coal ash lagoons. They seek clarification on the 2L Rule's requirements for corrective action and source e

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Sustainable Groundwater Management in Stanislaus County: A Comprehensive Overview

Long-term groundwater replenishment programs, pumping policies, and the Sustainable Groundwater Management Act (SGMA) are crucial for managing water resources in Stanislaus County. The Modesto Irrigation District's (MID) efforts in conjunctive use, groundwater recharge projects, and public outreach

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Reproducible Groundwater Science Workflows: Enhancing Decision Support for Texas

Explore the significance of reproducible science workflows in the context of Texas Groundwater Availability Models. Learn about challenges, solutions, and the importance of creating sustainable environmental decision support systems.

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Proposed Revisions to Groundwater Corrective Action Rule for EMC Review

The document outlines proposed revisions to the Groundwater Corrective Action Rule (15A NCAC 2L.0106) for Environmental Management Commission (EMC) review. Recommendations include clarifying terminology, compliance boundaries, non-permitted activities, and permit types. Two draft rule options are pr

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Groundwater Contamination Rule Amendments Proposal

Proposed amendments to NCAC 15A.2L.0106 focus on establishing default cleanup requirements for groundwater contamination and providing options for remediation. The amendments aim to clarify compliance boundaries, correct terminology inconsistencies, and enhance rule effectiveness.

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Groundwater Contaminant Identification Through Water Sampling Techniques

This informative content discusses water sampling techniques used to identify contaminants in groundwater, focusing on factors such as FSMA regulations, total nitrogen levels, and best practices for sampling. It also addresses the importance of monitoring agricultural water quality to prevent microb

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Understanding the Importance of Soil and Groundwater Measurements

Explore the significance of infiltration and hydraulic conductivity measurements in environmental studies, training sessions offered by Eijkelkamp Training & Consultancy, and various reasons for conducting measurements such as defining drain distance, disconnecting rainwater, soil and groundwater po

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Town of Islip Department of Environmental Control Annual Report 2015

The Islip Resource Recovery Agency and the Department of Environmental Control manage solid waste services for Islip town residents, including recycling, waste-to-energy, composting, and C&D debris facilities. They also emphasize recycling education and operate the Islip Animal Shelter. The Blydenbu

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San Benito County Water District Groundwater Sustainability Agency Technical Advisory Committee Meeting Summary

The San Benito County Water District Groundwater Sustainability Agency Technical Advisory Committee met on August 26, 2020, to discuss various topics including update on GSP schedule, setting sustainability criteria, and monitoring for subsidence issues. The meeting highlighted the need for more sys

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Feasibility of Using Fe0 to Remediate Groundwater Lead Pollution in an Abandoned Tailings Dam

Heavy metal pollution in soil and groundwater from an abandoned tailings dam poses a persistent challenge. This study explores using iron (Fe0) in a Permeable Reactive Barrier (PRB) to remove lead (Pb) via redox reaction. The contaminated area, impacted by lead pollution, underwent experiments to as

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Understanding Groundwater Flow in Aquifers

Groundwater flow in aquifers, whether confined or leaky, involves complex concepts like aquifer transmissivity, storativity, conductivity, Darcy's law, and continuity equations. Focusing on horizontal flow approximation and utilizing formulas for transmissivity and conductivity allows us to study th

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Virtual Groundwater Research Lab Solutions

CeRDI from the Centre for eResearch and Digital Innovation focuses on creating virtual groundwater research laboratories using interoperable technologies. They address challenges such as providing access to complex data, incorporating qualitative and quantitative data into models accurately, harness

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Sustainable Groundwater Management Grant Applications Update

An update on the Round 2 Sustainable Groundwater Management Grants, including details on the grant application process, funding availability, application submissions, and project components. The applications are part of efforts to support sustainable groundwater management in the Turlock Subbasin an

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Iron and Manganese Removal from Groundwater Study

Iron and manganese are common natural elements in groundwater, but their presence can lead to various issues such as metallic taste, staining of clothes and fixtures, and growth of iron bacteria. This study aims to analyze groundwater wells in Libya, identify high levels of iron and manganese, and p

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Football Field Complex Remedy Project Overview

The project involves remedial measures for the football field complex at Elmira High School, focusing on soil removal, groundwater monitoring, and vapor intrusion prevention. Excavation, disposal of hazardous waste, and construction of institutional controls are key components. Plans for interim rem

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Enhancing Flow Opportunities in Scott Valley Groundwater Study

The Scott Valley Groundwater Study identifies flow enhancement opportunities to improve water management and increase stream flows. Initiatives include developing an integrated hydrologic model, exploring water management strategies, and implementing groundwater recharge projects since 2008. The stu

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Human Impacts on Groundwater Systems in Minnesota: A Study of Interactions and Solutions

Explore the intricate relationships between human activities and groundwater systems in Minnesota through investigations, models, and technological solutions. Utilize place-based evidence, including insights from Minnesota American Indian tribes and cultures, to understand and address climate change

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Redox Conditions and pH Control in a Mountain Watershed: Study in Red Canyon, Wyoming, USA

Exploring redox conditions and trace element concentrations in a semi-arid mountain watershed, this study in Red Canyon, Wyoming, delves into the impact of oxic surface water and anoxic groundwater on trace element cycling. The investigation aims to enhance understanding of seasonal variabilities, f

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Understanding Groundwater Hydraulics and Hydrology

Explore the fundamentals of groundwater hydraulics and hydrology in this course, covering topics such as Darcy's law, aquifer testing, unsaturated flow, and more. Dive into practical applications and participate in a team project focusing on limiting hydraulic containment of contaminated aquifers. G

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Enhanced Groundwater Recharge Technologies Overview

This presentation on Enhanced Groundwater Recharge Technologies covers a range of topics including background information, local assessments, groundwater recharge zones, and opportunities in Stanislaus County. It delves into various methods such as drywells, spreading basins, and aquifer storage, as

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Enhancing Groundwater Governance and Cooperation in Phase 2 of GGRETA Project

The proposed Phase 2 of the GGRETA Project aims to improve groundwater governance, develop gender-responsive water approaches, and enhance cooperation on water security in countries like El Salvador, Honduras, South Africa, and others. The objectives include improving resource knowledge, fostering c

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Understanding Groundwater Hydrology Concepts at Brigham Young University

Explore the derivation of transient terms, specific storage mechanisms, and distinctions between specific storage, storativity, and specific yield in groundwater hydrology. Delve into the mathematical equations governing groundwater flow and storage, understanding the change in mass stored in the sy

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Understanding Groundwater Sustainability and Equilibrium Dynamics

This content delves into the concepts of groundwater sustainability, equilibrium, and capture in relation to groundwater management. It explores transitional storage, groundwater mining, and debunks the water budget myth. The images and explanations illustrate how pumping affects aquifers, the evolu

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Exploring the Critical Relationship Between Climate and Groundwater

Investigating groundwater as a vital global resource, this study delves into the profound impact of climate change on groundwater levels and quality. Highlighting challenges and solutions, it emphasizes the urgent need for sustainable groundwater management practices.

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Proposed Updates to Illinois EPA Regulations

The Illinois Environmental Protection Agency has proposed updates to 35 Ill. Adm. Code 620, focusing on definitions, analytical methods, groundwater classification, and preventive response activities. The changes aim to reflect updated terminology, incorporate new references, and enhance protective

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