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State four conditions that are necessary for the formation of an artesian well

State four conditions that are necessary for the formation of an artesian well

Answers

Davis
-The acquifer must lie between two impermeable rock layers to retain water
-One or both ends of the acquifer must be exposed to allow water to percolate.
-The aquifer must be syncline to ensure that the water has sufficient pressure to flow out naturally
-The aquifer must be found in a region with adequate water supply

OR

a) Aquifer to be sandwiched between impermeable rocks to prevent evaporation and percolation.
b) Aquifer to be exposed in a region which is a source of water e.g. rainy area or lake.
c) Aquifer to dip from the region of water intake.
d) Mouth of the well to be at a lower level than the intake area to develop hydraulic pressure which will force water out.
Githiari answered the question on October 24, 2017 at 09:53

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