00000nam 2200000zi 4500 9.895484 CaOODSP 20221107174035 m o d f cr |n||||||||| 201008s1986 bccdb ob f|0| 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn-bc En37-240/1986E-PDF Whitfield, Paul H., 1950- author. Distributional properties of selected water quality variables in the St. Mary River (B.C.) for 1975 and 1980-1982 / Paul H. Whitfield and B. McNaughton. Distributional properties of selected water quality variables in the St. Mary River (B.C.), 1975 and 1980 to 1982 [Vancouver] : Environment Canada, Conservation and Protection, Inland Waters Directorate, Pacific and Yukon Region, 1986. 1 online resource (28 pages) : chats, maps text txt rdacontent computer c rdamedia online resource cr rdacarrier Digitized edition from print [produced by Environment and Climate Change Canada]. "August 1986." Includes bibliographical references (pages 27-28). "A number of statistical techniques applied to the St. Mary River water quality data indicate a significant difference between data sets for year 1975 and 1980 through 1982. These differences are very evident in thefrequency distributions of each variable. A definite change inconcentrations of phosphorus, fluoride and silicate is noted between 1975 and the years 1980-82 which corresponds to the start-up of the wastewater treatment facility at Cominco's Kimberly operation"--Abstract. Includes abstract in French. Water quality British Columbia Measurement. Eau Qualité Colombie-Britannique Mesure. Canada. Environment Canada. Conservation and Protection, issuing body. Canada. Inland Waters and Lands Directorate. Pacific and Yukon Region, issuing body. PDF 888 KB https://publications.gc.ca/collections/collection_2021/eccc/en37/En37-240-1986-eng.pdf