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The Colorado River (Average flow of the river (1963-2010 (Glen Canyon Dam)…
The Colorado River
Average flow of the river
1900-1935
20 billion cubic meters
1935-1963 (Hoover Dam)
7 billion cubic meters
1963-2010 (Glen Canyon Dam)
5 billion cubic meters
Las Vegas
River channel
Natural riverbed
Colorado
Upper bassin
Utah
Arizona
Lower bassin
Border between Arizona and Nevada
Border between Arizona and California
Mexico
Aqueducts and canals
Arizona
Tucson
Yuma
Phoenix
Mexico
Mexicali
California
San Diego
Palm Springs
Los Angeles
Modified landscapes
Human activity
Dried rivers
Average supply and demand/use in Mexico (history and projection)
Supply
1919-2063
15 million acre per feet
Demand and use
1919-1968
8 million acre per feet
1968-2008
14 million acre per feet
2008-2063
17 million acre per feet
Use of water
More than 75%
Irrigation
Water left
Export
Livestock
M & I.
Other
Disputes
Conflicts
Potential water conflict after the aqueducts and canals
Highly likely conflict after the Glen Canyon Dam
Overcoming the conflicts
U.S.A. and Mexico
Agreement of water storage in the U.S.A. for Mexico during the wet season
Less water sent to Mexico during a drought