The Online Books Page

Books by Pima County (Ariz.). Department of Transportation and Flood Control District:

Books in the extended shelves:

• Pima County (Ariz.). Department of Transportation and Flood Control District: High Plains States Groundwater Demonstration Program (U.S. Bureau of Reclamation, 1996), also by United States Environmental Protection Agency and United States Bureau of Reclamation (page images at HathiTrust)
• Pima County (Ariz.). Department of Transportation and Flood Control District: Measurement of ground water storage change and specific yield using the temporal-gravity method near Rillito Creek, Tucson, Arizona (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1997), also by D. R. Pool, Werner Schmidt, and Geological Survey (U.S.) (page images at HathiTrust)
• Pima County (Ariz.). Department of Transportation and Flood Control District: Quality of surface water and ground water in the proposed artificial-recharge project area, Rillito Creek Basin, Tucson, Arizona, 1994 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1995), also by Saeid Tadayon and Geological Survey (U.S.) (page images at HathiTrust)
• Pima County (Ariz.). Department of Transportation and Flood Control District: Quality of water and chemistry of bottom sediment in the Rillito Creek Basin, Tucson, Arizona, 1992-93 (U.S. Dept. of the Interior, U.S. Geological Survey ;, 1995), also by Saeid Tadayon and Geological Survey (U.S.) (page images at HathiTrust)

Find more by Pima County (Ariz.). Department of Transportation and Flood Control District at your library, or elsewhere.