01982oam 2200553 450 991071514380332120201221104159.0(CKB)5470000002508577(OCoLC)681914279(OCoLC)624751084(OCoLC)664537562(OCoLC)971500276(OCoLC)1153329092(OCoLC)995470000002508577(EXLCZ)99547000000250857720101117d1981 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierEffects of coal fly-ash disposal on water quality in and around the Indiana Dunes National Lakeshore, Indiana /by Mark A. Hardy ; prepared in cooperation with the National Park ServiceIndianapolis, Indiana :U.S. Geological Survey,1981.1 online resource (vi, 64 pages) illustrations, mapsWater-resources investigations ;81-16"April 1981."Includes bibliographical references (pages 45-49).Water qualityIndianaIndiana Dunes National ParkCoal ashEnvironmental aspectsIndianaIndiana Dunes National ParkCoal ashfastWater qualityfastIndianaIndiana Dunes National ParkfastWater qualityCoal ashEnvironmental aspectsCoal ash.Water quality.Hardy Mark A.1379219Geological Survey (U.S.),United States.National Park Service.OCLCEOCLCEOCLCQOCLCFOCLCOOCLCQCOPOCLCAOCLGPOBOOK9910715143803321Effects of coal fly-ash disposal on water quality in and around the Indiana Dunes National Lakeshore, Indiana3522031UNINA