Document: United States Department of the Interior, Bureau of Reclamation, Memorandum Report, Lower Colorado River Perfection, Region 3, A.B. West, Regional Director, Boulder City, Nevada, March 1963, page 27needs in all areas are of small magnitude but are of great importance in preserving the existing economy and permitting future growth to take place. B. Central Arizona Unit This unit would include all features of the proposed Central Arizona Project except Bridge Canyon Dam located on the main stem of the river and those features located in the State of New Mexico which are included in a separate division. 1. Aqueducts These represent the backbone canal and aqueduct system extending from Havasu Lake to Tucson, including pump...