Sustainability of Ground-Water Resources

fig1ver2.html

Revised June 2000--Revised map includes Puerto Rico and the Virgin Islands with data. All other data remains the same. (Original Figure 1)

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U.S. Department of the Interior, U.S. Geological Survey URL: http://pubs.usgs.gov/circ/circ1186/control/fig1rev1.html Page Contact Information: Publishing Service Center Last modified: Friday, May 02 2008, 01:36:18 PM