Description: This map from the U. S. Geological Survey Professional Paper 1403-C shows the net decline, in feet, between simulated predevelopment potentiometric surface and simulated May 1980 potentiometric surface of the Upper Floridan aquifer.
Source: P. W. Bush and R. H. Johnston, USGS Professional Paper 1403-C (Washington, DC: U. S. Government Printing Office, 1988) C32
Map Credit: Courtesy the University of South Florida Library |
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