01726oam 2200433 450 991071693390332120211117145110.0(CKB)5470000002526859(OCoLC)1285526614(EXLCZ)99547000000252685920211117d2012 ua 0engur|||||||||||txtrdacontentcrdamediacrrdacarrierEstimates of tracer-based piston-flow ages of groundwater from selected sites National Water-Quality Assessment Program, 2006-10 /by Stephanie D, Shapiro [and six others]Reston, Virginia :U.S. Department of the Interior, U.S. Geological Survey,2012.1 online resource (viii, 100 pages) illustrations (some color), color mapScientific investigations report ;2012-5141"National Water-Quality Assessment Program."Includes bibliographical references (page 7).Estimates of tracer-based piston-flow ages of groundwater from selected sites Groundwater flowUnited StatesGroundwaterUnited StatesDatingHeat as a groundwater tracerUnited StatesGroundwater flowGroundwaterDating.Heat as a groundwater tracerShapiro Stephanie Dunkle1407479Geological Survey (U.S.),National Water-Quality Assessment Program (U.S.)GPOGPOGPOBOOK9910716933903321Estimates of tracer-based piston-flow ages of groundwater from selected sites3490085UNINA