01778nam 2200385Ka 450 991069742540332120080904135028.0(CKB)5470000002388691(OCoLC)245157845(EXLCZ)99547000000238869120080904d2001 ua 0engtxtrdacontentcrdamediacrrdacarrierApparent chlorofluorocarbon age of ground water of the shallow aquifer system, Naval Weapons Station Yorktown, Yorktown, Virginia[electronic resource] /by David L. Nelms, George E. Harlow, Jr., and Allen R. Brockman ; prepared in cooperation with Naval Weapons Station Yorktown, Base Civil Engineer, Environmental DirectorateRichmond, Va. :U.S. Dept. of the Interior, U.S. Geological Survey,2001.6 unnumbered pages, 57 pages digital, PDF fileWater-resources investigations report ;01-4179Title from title screen (viewed Sept. 4, 2008).ChlorofluorocarbonsEnvironmental aspectsVirginiaYorktown RegionGroundwater flowVirginiaYorktown RegionChlorofluorocarbonsEnvironmental aspectsGroundwater flowNelms David L1381345Harlow George E1381346Brockman Allen R(Allen Richard),1961-1387755Naval Weapons Station (Yorktown, Va.).Environmental Directorate.Geological Survey (U.S.)GPOGPOBOOK9910697425403321Apparent chlorofluorocarbon age of ground water of the shallow aquifer system, Naval Weapons Station Yorktown, Yorktown, Virginia3450509UNINA