Learning Outcomes
1.To organize a pumping test in order to estimate the hydraulic parameters of the aquifer.
2.To be able to estimate the groundwater balance and the water reserves of an aquifer.
3.To organize an artificial recharge experiment.
4.To propose ways to utilize the spring waters.
5.To understand the seawater intrusion phenomenon in the coastal aquifer systems.
6.To have a complete picture of the water systems of Greece,
7.Know the general principles of sustainable management of aquifers.
8.Know the modern tools and techniques for surface and subsurface investigations of groundwater.
Field Trip Learning outcomes:
The students that participate in the field trip:
1.Put theory into context and in the appropriate scale of the relevant project.
2.Get familiar with some of the methods and techniques of pumping tests.
3.Collect data in the field.
4.Design, implementation and pumping test analysis.
Course Content (Syllabus)
•Works of groundwater exploitation from antiquity to the present (springs, wells, qanat, boreholes).
•Pumping tests (constant flow-Dupuit method, non-constant flow-Theis and Jacob methods), recovery test, Radius of influence.
•Characteristics of a pumped borehole (characteristic curve, critical discharge, specific drawdown, linear and nonlinear aquifer losses).
•Groundwater uses - Water needs assessment.
•Natural Recharge - Groundwater Balance - Groundwater Reserves.
•Artificial recharge of aquifers (purpose, hydrogeological conditions for the application of artificial recharge, methods, the clogging problem).
•Coastal aquifers - Seawater Intrusion - Ghyben-Herzberg Law - Measures of protection.
•Groundwater aquifers management (groundwater aquifer functions, renewable and non-renewable groundwater, over-extraction, groundwater exploitation, groundwater management).
•Types of aquifers in Greece.
•Pumping test analysis- (Steady flow)
• Pumping test analysis- (Unsteady flow- Theis method)
•Pumping test analysis- (Unsteady flow- Cooper-Jacob method)
•Radius of influence- Recovery test
•Characteristics of pumped borehole
•Coastal aquifers- Interface fresh and seawater
•Calculation of water needs
•Groundwater reserves-Groundwater balance
•Design of borehole
Field Trip
In the frame of the course, a one-day field trip takes place in the Axios River basin. The field trip includes pumping test of borehole with constant rate and recovery test.
Keywords
Pumping tests, groundwater balance, springs, artificial recharge, coastal aquifers, groundwater management