San Carlos Irrigation Project, Lands North & South of Gila River, Coolidge, Pinal County, AZ
Photo Caption Pages
Lands North & South of Gila River, Coolidge, AZ
Find maps of Coolidge, AZ
Documentation compiled after 1968.
Survey number HAER AZ-50
Building/structure dates: 1916 initial construction
Part of building/structure is in Florence, Pinal County, AZ.
Significance: It is significant for creating an integral irrigation system to serve both Indian and non-Indian lands along the GIla River. Prior to project construction, irrigation of area lands was piecemeal and non-Indian agricultural development above the Gila River Indian Reservation had depleted water supplies for the Indians. Initial authorization of the project in 1916 and the passage of the San Carlos Act on June 7, 1924 culminated years of studies and efforts to develop water storage on the Gila River and restore water to the Pima Indians...
Pfaff, Christine, Historian
Historic American Engineering Record (Library of Congress)
1. Photographic copy of map. Map of Gila River Indian Reservation, Arizona, Showing Allotted And Irrigated Land. Department of the Interior. U.S. Indian Irrigation Service. July, 1916 (Source: National Archives, Washington, DC)
2. Photographic copy of map. Gila River Project, General Map Showing Progress for the Fiscal Year 1927. (Source: U.S. Department of Interior. Office of Indian Affairs. Indian Irrigation Service. Annual Report, Fiscal Year 1927. Vol. I, Narrative and Photographs, District #4, RG 75, Entry 655, Box 29, National Archives, Washington, DC.) Photograph is an 8'x10' enlargement from a 4'x5' negative.
3. Photographic copy of map. San Carlos Project, Arizona. Irrigation System. Department of the Interior. United States Indian Service. No date. Circa 1939. (Source: Henderson, Paul. U.S. Indian Irrigation Service. Supplemental Storage Reservoir, Gila River. November 10, 1939, RG 115, San Carlos Project, National Archives, Rocky Mountain Region, Denver, CO.)
4. Photographic copy of map. San Carlos Irrigation Project, Gila River Indian Reservation, Pinal County, Arizona. Department of the Interior. Office of Indian Affairs. 1940. (Source: SCIP Office, Coolidge, AZ) Photograph is an 8'x10' enlargement from a 4'x5' negative.
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