Safe yield

Safe Yield
The annual amount of water that can be taken from a source of supply over a period of years without depleting that source beyond its ability to be replenished naturally in "wet years."
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Safe yield. The maximum quantity of water that can be withdrawn from a groundwater basin over a long period of time without developing a condition of overdraft. Sometimes referred to as sustained yield.

safe yield The annual quantity of water that can be taken from a source of supply without depleting the source beyond its ability to be replenished. salinity The relative concentration of dissolved salts in water.

(2) That quantity of water pumped in excess of the safe yield; the act of overdrawing a water supply or aquifer in amounts greater than replenishment.

gpm, gph, gpd, or total quantity per year- that can be collected for a given use from surface or groundwater sources. The yield may vary with the use proposed, with the plan of development, and also with economic considerations. Also see safe yield.

See also: Waste, Water, Groundwater, Yield, Safe