confined aquifer


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Related to confined aquifer: Aquitard, Perched aquifer, Unconfined aquifer

con·fined aquifer

 (kən-fīnd′)
n.
An aquifer that is under pressure because layers of impermeable rock, such as claystone, lie above and below it.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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References in periodicals archive ?
A confined aquifer, also called an artesian aquifer, is basically a pressured water stratum.
As in profile-2 and profile-3, the confined aquifer is pictured by resistivity sounding as clayey sandstone bed and confined by shale on the top and bottom, making it as a sealing horizon.
"Thermal energy storage in a confined aquifer: second cycle." Water Resources Research Vol.
The second aquifer, which extends from 200m to 1,500m is a confined aquifer and is composed of limestone formation.
The effective water-resisting rock beam with thickness [h.sub.2] between the confined aquifer and mining failure rock beam represents an elastic deformation sustained by the bottom boundary water pressure p.
(1987), for a homogeneous, isotropic, laterally extensive and confined aquifer, the phase shifts between Earth tides (volumetric strain) and water level are assumed to be caused by the time required for water flowing into and out of the well.
(98) A confined aquifer is "[a]n aquifer that contains water
Therefore in the present study the influence of the effective porosity on the hydraulic conductivity to field scale is investigated, considering the confined aquifer of the Montalto Uffugo (Italy) test field, where several measurements of the flow and structural parameters k and [n.sub.e] were carried out, using different field measurement methods and involving increasing volumes.
Depth to water is used to delineate the depth to the top of a confined aquifer. Net 0-2 1 Indicates the amount recharge 2-4 3 of water per unit (R) (in) 4-7 6 area of land which 4 7-10 8 penetrates the > 10 9 ground surface and reaches the water table.
These conditions were Holocene and Upper Pleistocene graveled pore aquifer (HUPGP), Middle Pleistocene graveled confined aquifer (MPGC), Cretaceous clastic rocks pore and fracture aquifer (CCRPF), and metamorphic rocks fracture aquifer (MRF).