01963oam 2200565 450 991071533370332120210303091324.0(CKB)5470000002510699(OCoLC)681964871(OCoLC)622196963(OCoLC)667913412(OCoLC)974647518(OCoLC)1153330209(OCoLC)995470000002510699(EXLCZ)99547000000251069920101117d1991 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierPreliminary evaluation of water-quality conditions of Johnson Creek, Oregon /by T.K. Edwards and D.A. Curtiss ; prepared in cooperation with city of Portland, Bureau of Environmental ServicesPortland, Oregon :U.S. Geological Survey,1991.1 online resource (iv, 15 pages) illustrations, mapWater-resources investigations report ;92-4136Includes bibliographical references (page 15).Water qualityOregonJohnson Creek (Clackamas County and Multnomah County)RiversOregonRiversfastWater qualityfastJohnson Creek (Clackamas County and Multnomah County, Or.)OregonfastWater qualityRiversRivers.Water quality.Edwards Thomas K.1406895Curtiss David A.Geological Survey (U.S.),Portland (Or.).Bureau of Environmental Services.OCLCEOCLCEOCLCQOCLCFOCLCOOCLCQOCLCAOCLCQCOPGPOBOOK9910715333703321Preliminary evaluation of water-quality conditions of Johnson Creek, Oregon3524509UNINA