50 years of water use information, 1950-2000


Estimated Use of Water in the United States—1950

map of the U.S. showing ground water and 
surface water use for irrigation in 1950 as 2-section pie charts for each state

Figure 5.—Water used for irrigation, 1950.

Figure 5 Explanation:
Area of circle denotes amount of water used
White sections are surface water, black sections are ground water
(small circle) 100,000 acre feet per year
(medium circle) 1,000,000 acre feet per year
(large circle) 5,000,000 acre feet per year

Water Use in the United States | USGS Water Resources of the United States

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