Weather Dictionary / Glossary of Terms

Cone of Influence


   Weather TermDescription / Definition
   Cone of Influence Same as Cone of Depression; in hydrologic terms, the depression, roughly conical in shape, produced in a water table, or other piezometric surface, by the extraction of water from a well at a given rate. The volume of the cone will vary with the rate of withdrawal of water.


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Data courtesy of NOAA - National Oceanic and Atmospheric Administration