01996nam 2200409Ka 450 991069779830332120081023170122.0(CKB)5470000002390985(OCoLC)263179866(EXLCZ)99547000000239098520081023d2004 ua 0engtxtrdacontentcrdamediacrrdacarrierEffects of abandoned coal-mine drainage on streamflow and water quality in the Shamokin Creek Basin, Northumberland and Columbia counties, Pennsylvania, 1999-2001[electronic resource] /by Charles A. Cravotta III and Carl S. Kirby ; in cooperation with the Northumberland County Conservation District, Bucknell University and the Pennsylvania Department of Environmental ProtectionNew Cumberland, Pa. :U.S. Dept. of the Interior, U.S. Geological Survey,2004.viii, 53 pages digital, PDF fileWater-resources investigations report ;03-4311Title from title screen (viewed Oct. 23, 2008).Effects of abandoned coal mine drainage on streamflow and water quality in the Shamokin Creek Basin, Northumberland and Columbia counties, Pennsylvania, 1999-2001StreamflowPennsylvaniaShamokinMine drainagePennsylvaniaShamokinStreamflowMine drainageCravotta Charles A1389146Kirby Carl Scott1959-1421807Northumberland County Conservation District (Pa.)Bucknell University.Pennsylvania.Department of Environmental Protection.Geological Survey (U.S.)GPOGPOBOOK9910697798303321Effects of abandoned coal-mine drainage on streamflow and water quality in the Shamokin Creek Basin, Northumberland and Columbia counties, Pennsylvania, 1999-20013544098UNINA