Groundwater plume definition

Groundwater plume means the extent of groundwater impacted by the release of chemicals of concern.
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Groundwater plume means groundwater that has been impacted by a release and is emanating from a release area and in which one or more substances from such release is present at a concentration above the laboratory reporting limit;
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Groundwater plume means groundwater that has been polluted by a release and in which one or more substances from such release is present at a concentration above the laboratory reporting limit.
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Examples of Groundwater plume in a sentence

  • Groundwater plume loading to the Study Area was more significant historically, prior to institution of groundwater controls.

  • Groundwater plume loads at the Study Area scale are alsopresented graphically by chemical contaminant group in Figures 6.1-41 through 6.1-45.

  • Monitoring data suggests: Groundwater plume is effectively contained Contaminant concentrations are decliningRemarks: Approval was received from the regulators on the Petition for Shutdown since the system met its cleanup goals.

  • The remedial action implementation for the On-Base Groundwater Landfill 6 Site started in 2008 to address the TCE Groundwater plume.

  • The groundwater monitoring strategy includes: • Fluid level gauging• Compliance point monitoring• Groundwater plume monitoring• Corrective action performance monitoring Wells are gauged and sampled as dictated by the approved Corrective Measures Implementation (CMI) Work Plan or Interim Measures (IM) Work Plan.

  • Monitoring data suggests: Groundwater plume is effectively contained Contaminant concentrations are decliningRemarks: As of the third quarter of 2015, hexavalent chromium is no longer sampled for in the monitoring wells.

  • Monitoring data suggests:☒ Groundwater plume is effectively contained ☐ Contaminant concentrations are decliningE.

  • According to the renewable energy directive, it is mandatory that European Union member states use at least 10 % renewable energy in transport such as biodiesel by 2020 and to invigorate research into alternate feedstock for biodiesel production.

  • Monitoring data suggests: Groundwater plume is effectively contained Contaminant concentrations are declining D.

  • RDX was also not detected in the upland geologic units north of the Spring 2002 plume, indicating that the Off-Site Groundwater plume did not migrate from the IAAAP facility in groundwater through the glacial till, glacial outwash sands, or bedrock units.


More Definitions of Groundwater plume

Groundwater plume means groundwater that has been polluted by a release and is emanating from a release area and in which one or more substances from such release is present at a
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Related to Groundwater plume

  • 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.

  • Wetlands or “wetland” means an area that is inundated or saturated by surface water or ground water at a frequency and duration sufficient to support, and that under normal circumstances does support, a prevalence of vegetation typically adapted for life in saturated soil conditions, commonly known as hydrophytic vegetation.

  • Vegetation means trees, shrubs, nursery stock and other vegetation and includes the limbs or growth of any Vegetation.

  • Subsurface Borings and Testing means borings, probings and subsurface explorations, laboratory tests and inspections of samples, materials and equipment; appropriate professional interpretations of all the foregoing.

  • 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:

  • Water surface elevation means the height, in relation to the National Geodetic Vertical Datum (NGVD) of 1929, the North American Vertical Datum (NAVD) of 1988, or other datum, where specified, of floods of various magnitudes and frequencies in the floodplains of riverine areas.

  • 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.

  • 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.

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

  • Contamination means the presence of, or Release on, under, from or to the environment of any Hazardous Substance, except the routine storage and use of Hazardous Substances from time to time in the ordinary course of business, in compliance with Environmental Laws and with good commercial practice.