00000nam 2200000zi 4500 9.872253 CaOODSP 20241203113648 m o d f cr ||||||||||| 190430e197312##bccb o f00| 0 eng d CaOODSP eng rda CaOODSP n-cn-bc n-cn-yk En42-1/73-10E-PDF Hoos, Richard Alan William, 1948- author. Pacific region mine effluent chemistry and acute toxicity survey, 1973 / by R.A.W. Hoos and W.N. Holman. [Vancouver, B.C.] : Pollution Abatement Branch, Environmental Protection Service, Pacific Region, December, 1973. 1 online resource (iii, 41 pages) : maps. text txt rdacontent computer c rdamedia online resource cr rdacarrier Report ; EPS 5-PR-73-10 Digitized edition from print [produced by Environment and Climate Change Canada]. "Environmental Protection Service Report Series." Includes bibliographical references. "One of the principal responsibilities of the Environmental Protection Service is to spearhead the development of national water pollution control regulations for industry in Canada. Regulations governing effluent discharges from the Pulp and Paper and Chlor-Alkali industries were the first to be completed and were promulgated in November, 1971, and March, 1972, respectively. More recently (November, 1973), guidelines and regulations for Petroleum Refinery effluents were also completed and gazetted"--Introd. gccst Mining industry gccst Waste water gccst Drainage Holman, W. N., author. Canada. Environment Canada. Canada. Environmental Protection Service. Pacific Region. Environmental Protection Service report series ; EPS 5-PR-73-10 (CaOODSP)9.866031 PDF 1.54 MB https://publications.gc.ca/collections/collection_2019/eccc/en42-1/En42-1-73-10-eng.pdf