Aquifers Support Life
Environmental Enlightenment #302
Aquifers are made of pores and particles. The groundwater fills the pores.
Some rock formations are more or less porous than others.
Some rock formations are more or less porous than others.
Clay is 50% empty space.
Aquifers are not subterranean lakes or rivers. Take a swimming pool, fill it with sand to the brim, put water in the bottom two feet and you have a two-foot-thick aquifer on your hand.
When groundwater is contaminated with hazardous substances, we immediately get interested in its movement: How fast? Where? Any wells down the line? Any beneficial use threatened?
Here’s a case of a corner lot gasoline station where free floating gasoline (violet) and water-dissolved gasoline components (green) have spread far in the subterranean aquifer.
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