economic yield (of aquifer)

Maximum rate at which water can be artificially withdrawn from an aquifer in the foreseeable future without continuously lowering the water table, depleting the supply or altering the chemical character of the water to such an extent that withdrawal at that rate is no longer economically possible.



UNESCO/WMO International Glossary of Hydrology (2nd revised ed., 1992)

Posted on February 13, 2014 .