01533nem 2200457 450 991071331050332120200413090127.0(CKB)5470000002500543(OCoLC)1150257044(EXLCZ)99547000000250054320200413d1982 ua enga|||||||||||||||||||||dur|||||||||||crirdacontentcrdamediacrrdacarrierPotentiometric-surface map of water in the Lakota Formation and equivalent units in the northern Great Plains area of Montana /by Gary W. Levings[Reston, Va.] :Department of the Interior, United States Geological Survey,1982.1 online resource (1 map)Open-file report ;82-563Relief shown by contours and spot heights.Includes text and index map.Includes bibliographical references.GroundwaterMontanaMapsGroundwaterfastLakota FormationMapsMontanafastMaps.fastMaps.lcgftGroundwaterGroundwater.Levings Gary W.GPOGPOBOOK9910713310503321Potentiometric-surface map of water in the Lakota Formation and equivalent units in the northern Great Plains area of Montana3349499UNINA