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RT @USGS_Pubs: #TBT Check out this map of US aquifers from 1998 https://t.co/V13NVel9Q3 https://t.co/2zwZRbunb0
RT @USGS_Pubs: #TBT Check out this map of US aquifers from 1998 https://t.co/V13NVel9Q3 https://t.co/2zwZRbunb0
RT @USGS_Pubs: #TBT Check out this map of US aquifers from 1998 https://t.co/V13NVel9Q3 https://t.co/2zwZRbunb0
RT @USGS_Pubs: #TBT Check out this map of US aquifers from 1998 https://t.co/V13NVel9Q3 https://t.co/2zwZRbunb0
RT @USGS_Pubs: #TBT Check out this map of US aquifers from 1998 https://t.co/V13NVel9Q3 https://t.co/2zwZRbunb0