LEADER 02001nam 2200505 450 001 9910703989703321 005 20151016094238.0 035 $a(CKB)5470000002435840 035 $a(OCoLC)925366414 035 $a(EXLCZ)995470000002435840 100 $a20151016d2013 ua 0 101 0 $aeng 135 $aurcn||||||||| 181 $ctxt$2rdacontent 182 $cc$2rdamedia 183 $acr$2rdacarrier 200 10$aSediment distribution and hydrologic conditions of the Potomac aquifer in Virginia and parts of Maryland and North Carolina /$fby E. Randolph McFarland ; prepared in cooperation with the Virginia Department of Environmental Quality 210 1$aReston, Virginia :$cU.S. Department of the Interior, U.S. Geological Survey ,$d2013. 215 $a1 online resource (vi, 67 pages) $ccolor illustrations, color maps 225 1 $aScientific investigations report ;$v2013-5116 300 $aIncludes map, data sheet and 3 spreadsheets. 300 $aTitle from title screen (viewed on Oct. 16, 2015). 320 $aIncludes bibliographical references (pages 62-67). 606 $aSediments (Geology)$zVirginia 606 $aSediments (Geology)$zMaryland 606 $aSediments (Geology)$zNorth Carolina 606 $aHydrogeology$zVirginia 606 $aHydrogeology$zMaryland 606 $aHydrogeology$zNorth Carolina 608 $aGeological maps.$2lcgft 615 0$aSediments (Geology) 615 0$aSediments (Geology) 615 0$aSediments (Geology) 615 0$aHydrogeology 615 0$aHydrogeology 615 0$aHydrogeology 700 $aMcFarland$b E. Randolph$01406237 712 02$aGeological Survey (U.S.), 712 02$aVirginia.$bDepartment of Environmental Quality, 801 0$bGPO 801 1$bGPO 906 $aBOOK 912 $a9910703989703321 996 $aSediment distribution and hydrologic conditions of the Potomac aquifer in Virginia and parts of Maryland and North Carolina$93535061 997 $aUNINA