sand
Aquifer.
Under the ground, in an aquifer.
Once it seeps into an aquifer.
an aquifer
An aquifer is a layer of permeable rock that contains water. It usually conducts groundwater and supplies the water for wells and springs.
Sand.
sandstone aquifer
sandstone aquifer
sandstone aquifer
The top level of groundwater in an aquifer is called the water table.
The top level of groundwater in an aquifer is called the water table.
groundwater
A synonym for aquifer is groundwater reservoir.
water.aquiferAquiferan aquifer
Aquifer.
Under the ground, in an aquifer.
undefined aquifer