The volume of water, 43,560 cubic feet, that will cover an area of one acre to a depth of one foot.
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The volume of water, 43,560 cubic feet, that will cover an area of one acre to a depth of one foot.
The amount of water required to cover an area of 1 acre to a depth of 1 foot; equivalent to 43,560 cubic feet (4046.9 m3); sometimes used as a measure of materials in place (e.g., gravel).
The noun has one meaning:
Meaning #1:
the volume of water that would cover 1 acre to a depth of 1 foot; 43,560 cubic feet or 1233.5 cubic meters
An acre foot is a unit of volume commonly used in the United States in reference to large-scale water resources, such as
It is defined by the volume of water necessary to cover one acre of surface area to a depth of one foot. Since the area of one acre is defined as 66 by 660 feet (a chain by a furlong) then the volume of an acre foot is exactly 43,560 cubic feet. Alternatively, this is approximately 325,851.42 U.S. gallons, or 1,233.5 cubic meters. 1,233,500 litre
As a rule of thumb in U.S. water management, one acre foot is taken to be roughly the amount of water used annually by between 1 and 3 suburban family households of four, per year. The acre foot (or more specifically the time rate unit of acre foot per year) has been used historically in the U.S. in many water-management agreements, for example the Colorado River Compact, which divides 15 million acre feet per year (586 m³/s) among seven western U.S. states.
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