Altitude of the potentiometric surface and changes in water levels in the Sparta-Memphis aquifer in eastern and southern Arkansas, spring 1986 / Department of the Interior, U.S. Geological Survey ; by Joe Edds and Daniel J. Fitzpatrick ; prepared in cooperation with the Arkansas Geological Commission and the Arkansas Soil and Water Conservation Commission
Relief shown by spot heightsIncludes text, bibliography, table, graphs and location mapPhysical description for original version: 2 maps on 1 sheet ; ...
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内容細目:
Water-level change map spring 1981 to spring 1986Spring 1986 potentiometric surface map(提供元: 国立国会図書館蔵書)