Arizona Water Resource January-March 1979

January, 1979
Arizona Water Resources, vol. 79, no. 1, 4 pp., Water Resources Research Center, Tucson, January, 1979
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Arizona Water Resource January-March 1979

The U.S. Geological Survey (USGS) Water Resources Division has begun a comprehensive study of groundwater basins in southern Arizona, in parts of adjacent states and in Mexico.