LEADER 01978nam 2200469 450 001 9910701966703321 005 20200609114439.0 035 $a(CKB)5470000002422450 035 $a(OCoLC)1157285742 035 $a(EXLCZ)995470000002422450 100 $a20200609d2012 ua 0 101 0 $aeng 135 $aur||||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aQuantifying components of the hydrologic cycle in Virginia using chemical hydrograph separation and multiple regression analysis /$fby Ward E. Sanford [and three others] 210 1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey,$d2012. 215 $a1 online resource (xi, 152 pages) $cillustrations (some color), maps (mostly color) 225 1 $aScientific investigations report ;$v2011-5198 300 $a"Prepared with support from the U.S. Geological Survey Groundwater Resources Program in cooperation with the Virginia Department of Environmental Quality." 320 $aIncludes bibliographical references (pages 76-78). 606 $aHydrologic cycle$zVirginia$vObservations 606 $aWater chemistry$zVirginia$vObservations 606 $aGroundwater$zVirginia$vObservations 606 $aWatersheds$zVirginia$vObservations 606 $aRunoff$zVirginia$vObservations 615 0$aHydrologic cycle 615 0$aWater chemistry 615 0$aGroundwater 615 0$aWatersheds 615 0$aRunoff 700 $aSanford$b Ward E.$01395030 712 02$aGeological Survey (U.S.), 712 02$aGeological Survey (U.S.).$bGround-water Resources Program. 712 02$aVirginia.$bDepartment of Environmental Quality. 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910701966703321 996 $aQuantifying components of the hydrologic cycle in Virginia using chemical hydrograph separation and multiple regression analysis$93459047 997 $aUNINA