Designed to be accessible to non-technical users, the U.S. Geological Survey’s Ground Water Atlas describes the location, extent, geologic, and hydrologic characteristics of the important aquifers of each region of the country.
USGS, 1997
Designed to be accessible to non-technical users, the U.S. Geological Survey’s Ground Water Atlas describes the location, extent, geologic, and hydrologic characteristics of the important aquifers of each region of the country.
USGS, 1997
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