Draft Proposed outline of Module
Module title: Introduction to hydrogeology
1. Preliminary concepts
1.1 Groundwater occurrence and the hydrologic cycle
1.2 Geological processes and formations
1.3 Soil moisture and groundwater
1.3.1 Components of soil (rock) formations
1.3.2 Moisture distribution in subsurface zones
4 hours
2. Types of aquifers
6 hours
2.1 Physical properties of aquifers
2.1.1 Porosity, specific retention, storage coefficient, hydraulic conductivity,
transmissivity.
2.2 Principles of groundwater flow
2.2.1 Darcy law
2.2.2 Laboratory verification of Darcy law (Permeameters)
2.2.3 Derivation of equations of flow
2.2.4 Homogeneous, heterogeneous, formations
2.2.5 Anisotropic, and isotropic formations.
2.2.6 Horizontal flow assumption (Dupuit-Forchheimer assumption)
2.2.7 Physically-imposed boundary conditions on flow
3. Methods of solution of groundwater flow equations
8 hours
3.1 Use of flow nets
3.2 Analytical methods
3.3 Steady well hydraulics
3.3.1 Steady flow to a well in an infinitely extensive confined aquifer
3.3.1.1 Applications of the solution
3.3.2 Steady flow to a well in an infinitely extensive unconfined aquifer
3.3.2.1 Application of the solution
3.4 Method of images (Flow near boundaries)
4. Pump tests and aquifer characterization
10 hours
4.1 Unsteady flow to a well in an infinitely extensive confined aquifer
4.1.1 Aquifer parameter estimation
Theis method
Jacob method
4.2 Unsteady flow to a well in an infinitely extensive leaky-confined aquifer
4.2.1 Aquifer parameter estimation
Hantush-Jacob method
4.3 Unsteady flow to a well in an infinitely extensive unconfined aquifer
4.3.1 Aquifer parameter estimation
4.4 Partially penetrating wells
4.5 Well construction and design
5. Flow in unconfined or phreatic aquifers
5.1 Recharge and discharge areas
5.2 Artificial recharge as a management tool
5.2.1 Methods of artificial recharge
6 hours
5.3
5.4
5.4
5.5
Dupuit-Forchheimer assumptions for phreatic aquifers
Steady unconfined flow between two reservoirs.
Steady unconfined flow between two reservoirs with uniform precipation.
Flow through stratified phreatic aquifers.
6. Geology of groundwater occurrence
6.1 Geological processes
6.2 Unconsolidated aquifers
6.3 Sedimentary formations
6.4 Igneous and metamorphic formations
7. Contaminant transport in aquifers
7.1 Mechanisms of transport
7.2 Equations of contaminant transport
7.3 Solutions to some one-dimensional transport problems
7.4 Saltwater intrusion
Total number of hours = 46 hours
6 hours
6 hours