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Optimizing Salvageable Water Resources in a Semi-Arid Inland Basin

Project Completion Report, OWRR Project No. A-011-ARIZ / Agreement No. 1071 / Project Dates: July 1967 - June 1969. / Acknowledgment - The work upon which this report is based was supported by funds provided by the United States Department of the Interior, Office of Water Resources Research, as authorized under the Water Resources Research Act of 1964. / The purpose of this investigation was to characterize salvageable water resources in the semi-arid Tucson basin and to evaluate appropriate treatment and control methods and management procedures for reuse of these salvageable waters.
A preliminary inventory of salvageable water resources in the Tucson basin indicated a conservatively estimated annual total of 30,000 acre-feet available, as follows: municipal system effluents, 25,000 acre-feet; industrial cooling effluents, 1,000 acre-feet; urban runoff, 2,000 acre-feet; and industrial processing waters and other minor sources, 2,000 acre-feet per year. The City water utility has ample information on hand regarding quality of municipal effluents; data collected during this study are sufficient to define representative quality of industrial effluents; and presently developed processes evidently are adequate for the control and treatment of salvageable waters. However, little was known of the quality of urban runoff in this semi-arid environment, and efforts were directed toward exploratory sampling and analysis as indicators of potential problem areas in runoff quality.
A ground-water recharge investigation at the Rillito Creek recharge site near Tucson produced a mathematical model which can be used to represent fluctuations of ground-water levels resulting from line-source recharge. Findings can be applied to alternative management schemes in the utilization or storage of salvaged waters.
Initial formulation of management alternatives by examination of local salvaged-water subsystems appeared not to require elegant mathematical solution but rather an improved system framework defining community objectives and criteria for salvaged water allocation.

Identiferoai:union.ndltd.org:arizona.edu/oai:arizona.openrepository.com:10150/305519
Date08 1900
CreatorsClyma, W., Matlock, W. G., McConnell, W. J., Qashu, H. K., Resnick, S. D.
ContributorsUniversity of Arizona, University of Arizona, University of Arizona, University of Arizona, University of Arizona
PublisherUniversity of Arizona (Tucson, AZ)
Source SetsUniversity of Arizona
Languageen_US
Detected LanguageEnglish
SourceWater Resources Research Center. The University of Arizona.

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