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Aquifers 4 Ground water 4 Levels 4 USGS 4 Water quality 4 Water resources 4 Water table 4 more ...
Aquifers 4 Ground water 4 Levels 4 USGS 4 Water quality 4 Water resources 4 Water table 4 more ...
1
Published in 2007
2
Published in 2005
3
Published in 2009
4
Published in 2011