"usgs-circular-1279" . "Estimated Withdrawals From Principal Aquifers in the United States, 2000. U.S. Geological Survey Circular 1279"^^ . "2005"^^ . "http://pubs.usgs.gov/circ/2005/1279/"^^ . "report" . . . . . . . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid1 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid2 . _:genid3 . _:genid3 . _:genid3 . _:genid3 .