00000nam 2200000za 4500 9.862170 CaOODSP 20221107160939 cr ||||||||||| 180919s1988 oncd ob f000 0 eng d 0662160142 (print) CaOODSP eng eng fre n-cn-on En36-516/146E-PDF En36-503/146E Kuntz, K. W. Recent trends in the water quality of the Niagara River [electronic resource] / K.W. Kuntz. Burlington, Ont. : Inland Waters Directorate, Ontario Region, Water Quality Branch, 1988. v, 15 p. : charts. Technical bulletin ; no. 146 Issued also in French under title: Évolution récente de la qualité de l'eau de la rivière Niagara. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. "Results from Niagara River water samples collected at Niagara-on-the-Lake over the period 1976 to 1983 are discussed. Annual mean concentrations and estimated annual mean loadings for selected physical parameters, nutrients, major ions, and trace metals are presented. Monthly mean values have also been included to indicate seasonal changes. Annual loadings are compared to historic loading estimates. The observed long-term trend for selected parameters and compliance with the 1978 Great Lakes Water Quality Agreement specific objectives are discussed"--Abstract, p. v. Includes abstract in French. Water quality Water pollution Niagara River (N.Y. and Ont.) Canada. Inland Waters Directorate. Ontario Region. Water Quality Branch. Canada. Environment and Climate Change Canada. Évolution récente de la qualité de l'eau de la rivière Niagara (CaOODSP)9.862172 Technical bulletin (Canada. Inland Waters Directorate) no. 146. (CaOODSP)9.861352 PDF 810 KB https://publications.gc.ca/collections/collection_2018/eccc/En36-516-146-eng.pdf