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San Simon River
An overview of Pima County's watersheds and watercourses
Arsenic in ground water of the Western United States
Welch, A.H., Lico, M.S., and Hughes, J.L., 1988, Arsenic in ground water of the Western United States: Ground Water (Journal of Association of Ground Water Scientists and Engineers), v. 26, no. 3, p. 333-347.
Studies of geology and hydrology in the Basin and Range province, southwestern United States for isolation of high-level radioactive waste - Characterization of the Sonoran region, Arizona
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Methods for estimating magnitude and frequency of floods in the southwestern United States
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Methods for estimating magnitude and frequency of floods in the southwestern United States
Thomas, B.E., Hjalmarson, H.W., and Waltemeyer, S.D., 1994, Methods for estimating magnitude and frequency of floods in the southwestern United States: U.S. Geological Survey Open-File Report 93-0419, 211 p.
Water resources data, Arizona, Water year 1988
Boner, F.C., Garrett, W.B., and Konieczki, A.D., 1989, Water resources data, Arizona, Water year 1988: U.S. Geological Survey Water-Data Report AZ-88-1, 391 p.
Annual report on ground water in Arizona, Spring 1972 to Spring 1973
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Annual report on ground water in Arizona, Spring 1971 to Spring 1972
Babcock, H.M., 1973, Annual report on ground water in Arizona, Spring 1971 to Spring 1972: Arizona Water Commission Bulletin 5, 48 p.
Annual report on ground water in Arizona, Spring 1970 to Spring 1971
Babcock, H.M., 1972, Annual report on ground water in Arizona, Spring 1970 to Spring 1971: Arizona Water Commission Bulletin 1, 45 p.
Ground water in fractured volcanic rocks in southern Arizona, in Hydrology of fractured rocks
Heindl, L.A., 1965, Ground water in fractured volcanic rocks in southern Arizona, in Hydrology of fractured rocks: Gentbrugge, Belgium, International Association of Scientific Hydrology (IASH), Publication 74, v. 2, p. 503-513.