Extents of the aquifer and confining units of the Atlantic Coastal Plain of North and South Carolina aquifer system (pp1773_extents)
The data set pp1773_extents contains polygon datasets that represent the areal extents of each of the 16 hydrogeologic 
units of the of the Atlantic Coastal Plain of North and South Carolina. [The total areal extent includes a small area in 
southeastern Virginia, the Atlantic Coastal Plain within North Carolina and …