01879oem 2200577 450 991071376020332120200730095554.0(CKB)5470000002504081(OCoLC)966435461(EXLCZ)99547000000250408120161219d1989 ua enga|||||||||||||||||||||durbn|||||||||crirdacontentcrdamediacrrdacarrierPotentiometric surface of the Magothy aquifer in southern Maryland during the fall of 1987 /Frederick K. Mack [and three others]Towson, Maryland :Department of the Interior, U.S. Geological Survey,1989.1 online resource (1 map)Water-resources investigations report ;89-4013Relief shown by contours and spot heights."Prepared in cooperation with Maryland Geological Survey and Maryland Power Plant Research Program."AquifersMarylandMapsGroundwaterMarylandMapsAquifersfastGroundwaterfastMagothy AquiferMapsMarylandfastUnited StatesMagothy AquiferfastMaps.fastMaps.lcgftAquifersGroundwaterAquifers.Groundwater.Mack Frederick K.Maryland Geological Survey.Maryland Power Plant Research Program.COPCOPOCLCOOCLCFOCLCAGPOBOOK9910713760203321Potentiometric surface of the Magothy aquifer in southern Maryland during the fall of 19873282184UNINA