Groundwater

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Groundwater
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Groundwater

• Water located below the Earths Surface
• Two zones
• Zone of Aeration
• Zone of Saturation
• Water table is the boundary where the two zones
  meet
• Recharge zone is the ground surface area where
  water enters the aquifer

http//www.groundwater.water.ca.gov/images/recharg
e.gif
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Aquifer
http//water.tamu.edu/images/aquifer.jpg
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Aquifer

• A rock layer that stores and allows the flow of
  groundwater.

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Porosity

• Percentage of open space between individual rock
  particles
• Influenced by the size of the particles

http//earthnet-geonet.ca/images/glossary/porosity
.jpg
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Permeability

• Rocks ability to let water pass through
• Larger particles produce less friction

http//www.mhhe.com/earthsci/geology/mcconnell/ima
ges/anim_permeability.gif
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Percolation

• Water passing through the spaces in the soil due
  to gravitational forces

http//www.uvm.edu/giee/AV/EDU/ONLINE/M_Hydro/GIFS
/Perc_process.GIF
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Springs and Wells