Sustainability of irrigated agriculture in the Lower Colorado River region, The
There are some 160,000 acres of irrigated agriculture in the region of the Lower Colorado River from below Imperial Dam to the Mexican border. Included in this region are seven irrigation districts, 6 in Arizona and 1 in California, and these districts presently operate on a run-of-the-river basis, diverting waters from the Colorado River and returning flows to the river through agricultural drains and groundwater flows. Demand for water is increasing in the region due to urbanization, particularly the rapidly growing City of Yuma but also the cities of San Luis, Somerton and Wellton, Arizona. ...
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