In this article we will discuss about:- 1. Occurrence of Salt Water Intrusion 2. Dispersion 3. Abatement of Sea Water Intrusion 4. Oceanic Island Aquifers 5. Upconing. Occurrence of Salt Water Intrusion: Sea water intrusion in coastal aquifers occurs when permeable formations outcrop into a body of sea water and when there is a landward […]
Sea Water Intrusion: Meaning and Abatement | Geography
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Geophysical Techniques inside a Borehole | Geography
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The geophysical techniques inside a drilled hole include: 1. Electric Logging 2. Radioactive Logging 3. Induction Logging 4. Sonic Logging 5. Fluid Logging 6. Down-Hole Photography. Technique # 1. Electric Logging: A four electrode arrangement is commonly employed in measuring resistivity from bore holes similar to the four electrodes used in surface resistivity method. A […]
How to Construct Infiltration Gallery? (With Diagram) | Wells | Geography
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The following article will guide you about how to construct infiltration gallery with the help of suitable diagrams. Infiltration gallery is a horizontal perforated or porous pipe which opens joints, surrounded by a gravel filter envelope laid in a permeable aquifer with a high water table and a continuous recharge with a perennial flow. Infiltration […]