Ground Water Hydrology

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INTRODUCTION: Ground water utilization & historical background, ground water in hydrologic cycle, ground water budget, ground water level fluctuations & environmental influence, literature/ data/ internet resources;OCCURRENCE AND MOVEMENT OF GROUND WATER: Origin & age of ground water, rock properties affecting groundwater, groundwater column, zones of aeration & saturation, aquifers and their characteristics/classification, groundwater basins & springs, Darcy’s Law, permeability & its determination, Dupuit assumptions, heterogeneity &anisotropy, Ground water flow rates & flow directions, general flow equations through porous media;ADVANCED WELL HYDRAULICS: steady/ unsteady, uniform/ radial flow to a well in a confined/ unconfined /leaky aquifer, well flow near aquifer boundaries/ for special conditions, partially penetrating/horizontal wells & multiple well systems, well completion/ development/ protection/ rehabilitation/ testing for yield;POLLUTION AND QUALITY ANALYSIS OF GROUND WATER: Municipal /industrial /agricultural /miscellaneous sources & causes of pollution, attenuation/ underground distribution / potential evaluation of pollution, physical /chemical /biological analysis of ground water quality, criteria & measures of ground water quality, ground water salinity & samples, graphical representations of ground water quality.

SURFACE/ SUB-SURFACE INVESTIGATION OF GROUND WATER: Geological /geophysical exploration/ remote sensing / electric resistivity /seismic refraction based methods for surface investigation of ground water, test drilling & ground water level measurement, sub-surface ground water investigation through geophysical / resistivity /spontaneous potential /radiation / temperature / caliper / fluid conductivity / fluid velocity /miscellaneous logging;ARTIFICIAL GROUND WATER RECHARGE: Concept & methods of artificial ground water recharge, recharge mounds & induced recharge, wastewater recharge for reuse, water spreading;SALINE WATER INTRUSION IN AQUIFERS: Ghyben-Herzberg relation between fresh & saline waters, shape & structure of the fresh & saline water interface, upcoming of saline water, fresh-saline water relations on oceanic islands, seawater intrusion in Karst terrains, saline water intrusion control;MODELING AND MANAGEMENT OF GROUND WATER: Ground water modeling through porous media /analog / electric analog / digital computer models, ground water basin management concept, hydrologic equilibrium equation, ground water basin investigations, data collection & field work, dynamic equilibrium in natural aquifers, management potential & safe yield of aquifers, stream-aquifer interaction

Course Curriculum

Introduction : Ground Water (GW) Utilization and Historical Background Details 53:8
Ground Water in Hydrologic Cycle (Contd.), Ground Water Budget Details 55:13
Ground water Level Fluctuations and Environmental Influence (Contd.) Literature Details 53:49
Ground Water :Literature/Data/Internet Sources Details 45:8
Occurrence and Movement of Ground Water : Origin and Age of Ground Water, Details 53:40
Zones of Aeration and Saturation; Aquifers and their characteristics/classification Details 54:48
Aquifer Classification (Contd.), Ground water Basins and Springs; Dorcy’s Law; Details 55:21
Determination of Permeability :Heterogeneity and Anisotropy Details 55:7
Ground Water (GW) flowrates and flow directions; general flow equations Details 57:10
General Flow Equations Through Porous Media (Contd.), Dupuit’s Assumptions Details 56:28
1-D Unconfined Ground water Flows; Steady Flow into Wells Details 54:18
Well Flow for Special Conditions; Partially Penetrating Wells; Horizontal Wells Details 54:25
Well Completion;Well Development; Well Protection; Well Rehabilitation; Details 54:4
Well Protection/Rehabilitation/Testing for yield (Contd.); Artificial Ground Details 54:29
Concept and methods of Artificial Ground Water Recharge (Contd.); Recharge Mounds Details 52:15
Induced Recharge (Contd.); Wastewater recharge for reuse; Water spreading Details 55:46
Surface Investigation of ground water (Contd.):Electrical resistivity Details 55:20
Seismic refraction/gravity/magnetic methods (Contd.);Sub-surface investigation Details 54:4
Sub-surface investigation of ground water (Contd.): Geographical/resistivity/ Details 52:58
Radiation method of logging (Contd.); Temperature/caliper/fluid conductivity/fluid Details 53:16
Saline Water Intrusion in Aquifers:Occurence, Features affecting aquifers Details 56:34
Saline Water Intrusion in Aquifers : Bodon – Ghyben – Hergberg principle (Contd.) Details 56:46
Saline Water Intrusion in Aquifers : Analytical Solution of Saline Water Details 54:20
Saline Water Intrusion in Aquifers : Geochemical Investigations Details 55:47
Modeling and Management of Ground Water – Ground Water Simulation Models, Ground Water Details 56:22
Modeling and Management of Ground Water : Ground Water Management Model : Confined Details 54:48
Modeling and Management of Ground Water : Contaminant Source Details 57:30
Modeling and Management of Ground Water : Aquifer Yield and Ground Water Availability Details 54:50
Modeling and Management of Ground Water : Conjunctive Surface – Subsurface Modeling Details 58:28
Modeling and Management of Ground Water : Ground Water – Surface Water Interaction Details 55:3
Pollution and Quality Analysis of Ground Water : Sources of Pollution Details 53:59
Ground Water Pollution from Industrial, Agricultural and Miscellaneous Sources Details 53:25
Ground Water Pollution from Miscellaneous Sources (Contd.), Attenuation Details 57:15
Potential Evaluation of Ground water Pollution; Physical/Chemical/Biological analysis Details 50:36
Ground water salinity and samples ;Graphical representations of ground water quality Details 57:7
Graphical representations of ground water quality (Contd.), SURFACE/SUB-SURFACE Details 53:21
Steady Flow into Wells (Contd.); Unsteady Flow into Wells Details 56:19
Unsteady Flow into Wells (Contd.) Details 53:11
Unsteady Radial Flow in Confined and Unconfined Aquifers Details 55:2
Unsteady Radial Flow in Leaky Aquifers (Contd.); Well Flow Near Aquifer Boundaries Details 55:46

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