Settlement, Growth, and Water Security for Southwest Cities - Design with the Desert: Conservation and Sustainable Development - page 449

(a) (b)

FIGURE 26.7
(a,b) Central Arizona project canal. (Courtesy of the U.S. Bureau of Reclamation.)

TABLE 26.3
Central Arizona Project Facilities
Central Arizona Project

Construction 1973-1993

Service area Lake Havasu—Tucson, Arizona

Storage facilities 1

Diversion facilities 3

Aqueducts 325 miles

Tunnels 15 miles

Pumping plants 15

Source: U.S. Bureau of Reclamation. http://www.usbr.gov/
dataweb/html/crbpcap.html.

Groundwater Act in 1980. This act established active management areas in Arizona
and provided guidelines for water conservation and recharged targets for replenishing
groundwater depletion within the management areas (Table 26.3).

26.6 Water Sources
Sources of water for each of the growing southwestern cities have prompted a need to find
increasingly larger water reserves as population growth sharply increased the demand for
water delivery to the new developments in the urbanized areas. Without an assured water
supply, the future of any of these cities will be in doubt. Local area decisions on water