Annual Report


Book Description




An Appraisal of the Ground-water Resources of Avra and Altar Valleys, Pima County, Arizona


Book Description

"This is the third in a series of reports by the Geological Survey on individual basins, and it is the first report prepared in conjunction with the Agricultural Engineering Department of the University of Arizona. The reports present a more detailed study of the hydrologic and geologic data than is feasible in the annual reports covering the entire State"--Page 1.




Ground Water in Paradise Valley, Maricopa County, Arizona


Book Description

"The purpose of this study was to update knowledge of the groundwater conditions in Paradise Valley. This was accomplished by (1) collecting and studying current basic data and comparing these data and previously collected data to determine changes in water levels and production rates of wells as related to development; (2) reconnaissance geologic mapping; and (3) analyzing the changes in the chemical quality of the water"--Pages 2-4.







Global Change


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Report


Book Description