02346oam 2200577 450 991071604500332120210518112329.0(CKB)5470000002517656(OCoLC)680058209(OCoLC)622305077(OCoLC)667919730(OCoLC)974647719(OCoLC)995470000002517656(EXLCZ)99547000000251765620101108d1994 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierRelations of changes in wastewater-treatment practices to changes in stream-water quality during 1978-88 in the Chicago area, Illinois, and implications for regional and national water-quality assessments /by Paul J. Terrio[Urbana, Illinois?] :U.S. Geological Survey,1994.1 online resource (v, 56 pages) illustrations, mapsWater-resources investigations report ;93-4188Includes bibliographical references (pages 54-55).Water treatment plantsIllinoisChicago Metropolitan AreaSewage disposal plantsEnvironmental aspectsIllinoisChicago Metropolitan AreaWater qualityIllinois River WatershedSewage disposal plantsEnvironmental aspectsfastWater qualityfastIllinoisChicago Metropolitan AreafastIllinoisIllinois River WatershedfastWater treatment plantsSewage disposal plantsEnvironmental aspectsWater qualitySewage disposal plantsEnvironmental aspects.Water quality.Terrio Paul J.1399296Geological Survey (U.S.),National Water-Quality Assessment Program (U.S.)OCLCEOCLCEOCLCQOCLCFOCLCQOCLCOOCLCQCOPOCLCAGPOBOOK9910716045003321Relations of changes in wastewater-treatment practices to changes in stream-water quality during 1978-88 in the Chicago area, Illinois, and implications for regional and national water-quality assessments3492971UNINA