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Because the area of recharge is usually at a higher elevation than the rest of an aquifer....

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Q: Why do artesian aquifers contain water under pressure?
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What do artesian aquifers always contain?

Water under pressure


How does artesian springs differ from wells?

The water in artesian wells is under pressure - or at least was when the well was dug.


What is well water that flows to the surface under its own natural pressure?

That is called "artesian water" .That is called "artesian water" .


What is a well that flows under its own pressure called?

artesian


What is the difference between artesian basin and artesian wells?

The difference between an artesian basin and artesian wells is that the basin keeps the water contained underground and the well has water in it that rises under its own pressure.


Any formation in which groundwater rises on its own under pressure is called?

artesian


A pump is not used to raise groundwater to the surface in areas where artesian wells are located becasue the water in artesian wells is?

under high pressure


True or false in an artesian well water rises to the surface under pressure?

That is true.


Why doesnt water have to be pumped out of an artesian well?

Pressure from underground pushes water up to the surface.


When is a well an artesian well?

An artesian aquifer is a confined aquifer containing groundwater under positive pressure. This causes the water level in a well to rise to a point where hydrostatic equilibrium has been reached. A well drilled into such an aquifer is called an artesian well.


Where does water from wells come from?

Water wells are come from under ground water and its contain dirt and rain water.


What causes pressure in an artesian well?

An artesian well is a pumpless water source that utilizes pipes that are underground to allow water that is under pressure to rise to the surface for use. One needs to use porous stone sandwiched between two layers of a substance such as shale, that is impermeable.