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CE 871- GEOE 475 Unit 00: Advanced Hydrogeology

CE 871- GEOE 475 Unit 00: Advanced Hydrogeology. Malcolm Reeves Civil and Geological Engineering. Timetable. Lecture Room 265 Geology Monday – Wednesday - Friday 08:30-09:30 Lab Room 255 Geology Friday (alternate weeks) Jan 9,23; Feb 6,27; Mar 6,27 14:30-17:30 .

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CE 871- GEOE 475 Unit 00: Advanced Hydrogeology

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  1. CE 871- GEOE 475Unit 00: Advanced Hydrogeology Malcolm Reeves Civil and Geological Engineering

  2. Timetable • Lecture Room 265 Geology • Monday – Wednesday - Friday • 08:30-09:30 • Lab Room 255 Geology • Friday (alternate weeks) • Jan 9,23; Feb 6,27; Mar 6,27 • 14:30-17:30

  3. GEOE 475.3 Marking Scheme • Assignments/Quizzes 10% • Project Report 25% • Midterm Examination 15% • Final Examination 50% • Midterm Examination Friday Feb 13, 2009 • Project Report due Friday April 10, 2009

  4. CE 871.3 Marking Scheme • Weekly Assignments 0% • Project Report/Term Paper 30% • Seminar Presentation(s) 20% • Midterm Examination 0% • Final Examination 50%

  5. Topic Overview (Physical) • Review • Aquifer Characterization • The Basin Hydrogeologic Cycle • Hydraulic Testing • Groundwater as a Resource • Stress, Strain and Pore Fluids

  6. Topic Overview (Chemical) • Solute Transport • Aqueous Geochemistry • Chemical Reactions • Equations of Mass Transport • Natural Systems • Contaminant Hydrogeology

  7. 1. Review • What is hydrogeology? • The hydrologic cycle. • Saturated and unsaturated flow.

  8. 2.1 Aquifer Characterization • Continental Deposits • Marine Deposits • Burial & Diagenesis • Uplift & Erosion • Tectonism & Fracturing

  9. 2.2 Mapping Regional Flow Systems • Hydrostratigraphy • Hydrogeological Cross Sections • Potentiometric Surfaces • Water Table Maps • Recharge & Discharge Areas • Surface Water Interactions

  10. 3. The Basin Hydrogeologic Cycle • Topographic Driving Forces • Historic development • Conceptual models • Recharge-Discharge Relations • Implications • Reservoirs • Excavations • Slope Stability

  11. 4.1 Hydraulic Testing • Basic Concepts of Well Hydraulics • Theis Nonequilibrium Method • Type curves • Modifications to Theis Equation • Cooper-Jacob • Thiem Steady State Terminal Solution • Hantush-Jacob Leaky Aquifer Method

  12. 4.2 Unconfined Aquifer Analysis • Neumann Analysis • Dewatering • Delayed Yield from Storage

  13. 4.3 Single Borehole Tests • Recovery Tests • Drill Stem Tests • Slug Tests • Hvorslev Analysis • Papadopoulos-Cooper Analysis

  14. 4.3 Well Performance • Specific capacity • Well efficiency • Step draw-down tests • Well yield estimation

  15. 4.4 Bounded Aquifers • Partial Penetration • Aquifer Boundaries • Principle of Superposition • Image wells

  16. 4.5 Tests in Fractured Rock • Response Decay Tests • Single Fracture Analysis • Packer Tests

  17. 5. Groundwater as a Resource • Large Regional Flow Systems • Well Yield Analysis • Artificial Recharge • Conjunctive Use • Aquifer Management

  18. 6. Stress, Strain and Pore Fluids • Deformable Porous Media • 1D consolidation theory • Tidal (Loading) efficiency • Barometric efficiency • Land Subsidence • 3D Consolidation • Poroelasicity

  19. 7.1 Solute Transport • Advection. • Fickian model of dispersion • Geostatistical model of dispersion.

  20. 7.2 Tracers and Tracer Tests • Field experiments. • Estimates from plumes. • Environmental tracers.

  21. 8.1 Aqueous Geochemistry • Equilibrium concepts. • Reaction kinetics. • Reaction rates.

  22. 8.2 Groundwater Chemical Analysis • Routine analysis. • Specialized analysis. • Describing chemical data. • Piper plots • Stiff diagrams

  23. 9. Chemical Reactions • Acid-base. • Solution-precipitation. • Complexation. • Redox. • Hydrolysis. • Isotopic processes.

  24. 10. Equations of Mass Transport • Diffusion. • Advection-diffusion. • Advection-dispersion. • First-order kinetics. • Equilibrium sorption. • Boundary and initial conditions.

  25. 11. Natural Systems • Mixing. • Reactions in the unsaturated zone. • Reactions in the saturated zone. • Age dating groundwaters. • Carbonate systems. • Mineralization. • Hydrocarbon migration and traps.

  26. 12. Contaminant Hydrogeology • Sources of contamination. • Solute plumes. • Solute sampling. • Indirect detection methods.

  27. Schedule

  28. GEOE475 Labs • Lecture to catch up as necessary • Quiz on old assignment material this is how you will be graded • Review of old assignment solutions • Review of new assignment questions

  29. GEOE475 Projects • Topics will be assigned to groups of three or four in Week 2. • A concise structured report is required showing evidence of review of documents. • Each group-member must provide an activity log / log book of time spent on the project.

  30. CE871 Projects • Topics will be assigned to individuals in Week 2. • A literature review of at least 10 relevant papers is required. • Students may be asked to supervise/mentor an undergraduate group. • An activity log / log book of time spent on the project must be provided.

  31. Review Project Topics • Geophysical Methods • Instrumentation • Mine Inflows • Bioremediation • Deep Well Injection • Waste Isolation • Hydrogeological Mapping • Health and Safety Issues

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