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" The water from the irrigation ditches is turned on to the land only as needed and those using the water pay for the amount used. The quantity used is commonly measured by the "second-foot" and the "acre-foot." 2 A second-foot is one cubic foot of running... "
The New Everyday Arithmetic - Page 352
by Franklin Sherman Hoyte, Harriet E. Peet - 1927
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Everyday Arithmetic, Book 3

Franklin Sherman Hoyt, Harriet E. Peet - Arithmetic - 1920 - 344 pages
...construction of the Salt River irrigation system in Arizona cost $14,938,400. It irrigates 192,077 acres. What was the average cost of the construction...of the country directly interested in irrigation. 299 *3. How many hours would it take to cover an acre of alfalfa land with water one foot deep? 4 inches...
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Everyday Arithmetic

Franklin Sherman Hoyt, Harriet E. Peet - Arithmetic - 1920 - 346 pages
...system (problem 3) was $13,692,000. What per cent of the cost of construction was this amount? II 1 The water from the irrigation ditches is turned on...of the country directly interested in irrigation. *3. How many hours would it take to cover an acre of alfalfa land with water one foot deep? 4 inches...
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Everyday Arithmetic, Book 3

Franklin Sherman Hoyt, Harriet E. Peet - Arithmetic - 1920 - 386 pages
...system (problem 3) was $13,692,000. What per cent of the cost of construction was this amount? II 1 uu. The water from the irrigation ditches is turned on...cover one acre of land to the depth of one foot.. *i. Prove that an acre-foot is equal to 43,560 cu. ft. of water. *2. Show that a second-foot of water,...
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Missouri, Land and Water: The Report of the Missouri Basin Survey Commission

United States. Missouri Basin Survey Commission - Government publications - 1953 - 344 pages
...exceed 105 million acre-feet, and for the last 50 years it has averaged 58.9 million acre-feet a year. (An acrefoot is the volume of water required to cover one acre to the depth of one foot.) GROUND WATER Over much of the basin the water under the ground probably...
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Farmworkers in Rural America, 1971-1972: Hearings, Ninety-second Congress ...

United States. Congress. Senate. Committee on Labor and Public Welfare. Subcommittee on Migratory Labor - Agricultural laborers - 1972 - 514 pages
...11. 5 million people for municipal and industrial uses; •An acre-foot is the amount of water needed to cover one acre of land to the depth of one foot— or about 326,000 gallons. 8) Forty-nine hydroelectric power plants generating 1)8 billion kilowatt...
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Farmworkers in Rural America, 1971-1972, Hearings Before the Subcommittee on ...

United States. Congress. Senate. Committee on Labor and Public Welfare - 1972 - 1200 pages
...11.5 million people for municipal and industrial uses; ' •An acre-foot Is the amount of water needed to cover one acre of land to the depth of one foot— or about 326,000 gallons. 8) Forty-nine hydroelectric power plants generating 48 billion kilowatt hours...
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Hearings

United States. Congress. Senate. Committee on Labor and Public Welfare - 1972 - 1564 pages
...14. 5 million people for municipal and industrial uses; •An acre-foot is the amount of water needed to cover one acre of land to the depth of one foot— or about 326,000 gallona. 8) Forty-rune hydroelectric power plants generating 1)8 billion kilowatt...
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Geology

Cindy Jones - Geology - 2005 - 222 pages
...macroscopically recognisable by high percentage of quartz, K-feldspars and/or acidic plagioclases. acre-foot the volume of water required to cover one acre of land to a depth of one (1) foot. One acre-foot is equal to 325,851 gallons of water. acroite acroite is a rare,...
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