02428oam 2200685 450 991071675300332120210817090734.0(CKB)5470000002524646(OCoLC)681898909(OCoLC)631201231(OCoLC)667875898(OCoLC)984765695(OCoLC)995470000002524646(EXLCZ)99547000000252464620101117d1998 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierAppraisal of the water resources of the Big Sioux aquifer, Lincoln and Union counties, South Dakota /by Colin A. Niehus and Ryan F. Thompson ; prepared in cooperation with the South Dakota Geological Survey, and Lincoln and Union counties[Reston, Virginia?] :U.S. Department of the Interior, U.S. Geological Survey,1998.1 online resource (iv, 37 pages) illustrations, mapsWater-resources investigations report ;97-4161Includes bibliographical references (pages 36-37).Water-supplySouth DakotaGroundwater flowSouth DakotaComputer simulationAquifersSouth DakotaHydrogeologySouth DakotaAquifersfastGroundwater flowComputer simulationfastHydrogeologyfastBig Sioux Aquifer (S.D.)South DakotafastSouth DakotaBig Sioux AquiferfastWater-supplyGroundwater flowComputer simulation.AquifersHydrogeologyAquifers.Groundwater flowComputer simulation.Hydrogeology.Niehus Colin A.1388997Thompson Ryan F.Geological Survey (U.S.),South Dakota Geological Survey.Lincoln County (S.D.)Union County (S.D.)OCLCEOCLCEOCLCQOCLCFOCLCOOCLCQOCLCOOCLCQCOPOCLCAGPOBOOK9910716753003321Appraisal of the water resources of the Big Sioux aquifer, Lincoln and Union counties, South Dakota3459801UNINA