Jump to navigationJump to search
  • (environment) Geological formation that may contain groundwater but is not capable of transmitting significant quantities of it under normal hydraulic gradients. May function as confining bed.
    Source: Terms of the Environment
  • (geology)
  1. A layer of rock having low permeability that stores groundwater but delays its flow.
  2. Low-permeability bed, in a stratigraphic sequence, of sufficient permeability to allow movement of contaminants, and to be relevant to regional ground-water flow, but of insufficient permeability for the economic production of water. See also: aquifer; aquiclude. CF: confining bed
    Source: Dictionary of Mining, Mineral, and Related Terms

Sponsor: Access IT Security ISO/IEC 27001 Standard