The quality of our nation's waters: water quality in the Principal Aquifers of the Piedmont, Blue Ridge, and Valley and Ridge regions, eastern United States, 1993-2009 (Q59661)

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USGS Numbered Series published by U.S. Geological Survey in 2015
  • cir1354
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English
The quality of our nation's waters: water quality in the Principal Aquifers of the Piedmont, Blue Ridge, and Valley and Ridge regions, eastern United States, 1993-2009
USGS Numbered Series published by U.S. Geological Survey in 2015
  • cir1354

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