00000nam 2200000zi 4500 9.882185 CaOODSP 20241203113653 m o d f cr bn||||||||| 191119s198705##bccbd ob f000 0 eng d CaOODSP eng rda CaOODSP eng eng fre n-cn-bc En40-240-1/87-07E-PDF Godin, Benoit, author. Progress report no. 4 - October 1985 : water quality sampling in Myra Creek at Westmin Resources Ltd. Mine on Vancouver Island / by B. Godin, M. Jones. [West Vancouver] : Environment Canada, Conservation and Protection, Environmental Protection Service, Pacific and Yukon Region, May 1987. 1 online resource (vi, 50 pages) : maps, charts. text txt rdacontent computer c rdamedia online resource cr rdacarrier Regional program report ; 87-07 Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (pages 26-27). "The Environmental Protection Service conducted a monitoring program in October, 1985 to determine whether the relocation of the groundwater collection system at Westmin had resulted in improvement in Myra Creek water quality. Very high heavy metal concentrations were found in the creek during a high rainfall period (October 22 to October 24, 1985). Seepages from the tailings line road, built with waste rock, were characterized and recognized as a major contributor to the heavy metal loading in Myra Creek"--Abstract, page i. Includes abstracts in English and French. gccst Water quality gccst Groundwater Canada. Environment Canada. Canada. Conservation and Protection. Pacific and Yukon Region. Canada. Environmental Protection Directorate. Pacific and Yukon Region. Regional program report (Canada. Environment Canada) 87-07. (CaOODSP)9.881335 PDF 1.86 MB https://publications.gc.ca/collections/collection_2019/eccc/en40-240-1/En40-240-1-87-07-eng.pdf