Perched Groundwater definition

Perched Groundwater means groundwater held above the regional or main water table by a less permeable underlying earth or rock material. (Figure 240-1)
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Perched Groundwater means groundwater that occurs locally above the main body of groundwater, and is separated from it by discontinuous confining units.
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Examples of Perched Groundwater in a sentence

  • Perched Groundwater - Unconfined groundwater separated from an underlying main bodyof groundwater by an unsaturated zone.

  • This comes from the well-known fact that Roth’s theorem is itself ineffective.

  • Extracted groundwater was containerized for treatment and disposal at the MPITS in accordance with DP-1255.• In November 2019, NASA and the selected geophysics subcontractor completed 600 Area geophysics fieldwork in accordance with the Abbreviated Investigation Work Plan for 600 Area Perched Groundwater (December 22, 2019; revised) and NMED’s Work Scope Modification Request Abbreviated Investigation Work Plan for 600 Area Perched Groundwater (August 23, 2019).

  • Handy, (1976), “Shapes of Steady State Perched Groundwater Mounds.” Water Resources Research 12(3): 429-436.

  • The Hospital retains the right to approve, at its sole discretion, any facility debt.

  • TCE was previously identified as a COC for the Perched Groundwater System.

  • Estimated ROD Cost for the Zone 11 Perched Groundwater Remedy Present Value = $29,765,581 Table 5-6.

  • Carson General Plan SAF-9 Chapter 6Shallow or Perched Groundwater.

  • Estimated ROD Cost for the Southeast Perched Groundwater Remedy Capital Cost Completed RemainingPeriodic and O&M Cost (Discounted)Existing Perched Groundwater Pump & Treat System Expansion Present Value = $118,468,535 Table 5-4.

  • The proposed project site is located within potentially liquefiable areas per the State of California Seismic Hazard Zones Map – Venice Quadrangle and has been designated as a liquefiable area (Source: GIS-NET3 –Liquefaction Zone layer) Furthermore, the proposed project is located within an area having a high groundwater level (Source:GIS- NET3-County General Plan Saefty Element, Plate 3, Shallow and Perched Groundwater).

Related to Perched Groundwater

  • Groundwater means all water, which is below the surface of the ground in the saturation zone and in direct contact with the ground or subsoil.

  • Soil means all unconsolidated mineral and organic material of any origin.

  • Subsurface tracer study means the release of a substance tagged with radioactive material for the purpose of tracing the movement or position of the tagged substance in the well-bore or adjacent formation.

  • Sediment means solid material, mineral or organic, that is in suspension, is being transported, or has been moved from its site of origin by air, water or gravity as a product of erosion.

  • Underground storage tank or “UST” means any one or combination of tanks (including underground pipes connected thereto) that is used to contain an accumulation of regulated substances, and the volume of which (including the volume of underground pipes connected thereto) is 10 percent or more beneath the surface of the ground. This term does not include any:

  • Geologically hazardous areas means areas that because of their susceptibility to erosion, sliding, earthquake, or other geological events, are not suited to the siting of commercial, residential, or industrial development consistent with public health or safety concerns.

  • Septage means the liquid and solid material pumped from a septic tank, cesspool, or similar domestic sewage treatment system, or from a holding tank, when the system is cleaned or maintained.

  • Underground tank means a device meeting the definition of tank whose entire surface area is totally below the surface of and covered by the ground.

  • Contaminated site means a site where there is a confirmed presence, caused by man, of hazardous substances of such a level that they pose a significant risk to human health or the environment taking into account current and approved future use of the land;

  • Surface water means all water which is open to the atmosphere and subject to surface runoff.

  • Potable means water suitable for drinking by the public.