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perched water tableWater table that is positioned above the normal water table for an area because of the presence of a impermeable rock layer.
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perched water tableA water table that develops at a higher elevation than the main water table. <peridotite An ultramafic igneous rock, the major constituent of the mantle.
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perched water tableThe water table of a relatively small ground-water body supported above the general ground water body.
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perched water tablegroundwater standing unprotected over a confined zone.
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perched water tablethe surface of a body of groundwater that is separated from the main body of groundwater below by an impermeable layer
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perched water tableA separate continuous body of groundwater lying (perched) above the main water table. Clay beds located within a sedimentary sequence, if of limited aerial extend, may have a shallow perched groundwater body overlying them.
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