00000nam 2200000zi 4500 9.880848 CaOODSP 20221107165902 m o d f cr ||||||||||| 191021e197806##bccabd ob f000 0 eng d CaOODSP eng rda CaOODSP eng fre n-cn-bc En40-240/78-4E-PDF Ferguson, Keith D., 1952- author. A performance evaluation of the village of Lake Cowichan sewage treatment lagoons / by: K.D. Ferguson. [Vancouver] : Environmental Protection Branch, Environmental Protection Service, Pacific Region, June 1978. 1 online resource (viii, 49 pages) : illustrations, maps, graphs. text txt rdacontent computer c rdamedia online resource cr rdacarrier Regional program report ; 78-4 Title from cover. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references (pages 36-37). "An evaluation of the Village of Lake Cowichan sewage treatment lagoon system was conducted by personnel of the Environmental Protection Branch, Environmental Protection Service (Pacific Region) from February 20 to 24, 1978. Sampling for bacteriological, chemical, and toxicity analyses, as well as a dye study of the dechlorination basin were conducted"--Abstract, page i. Includes abstract in French. gccst Waste water gccst Water management gccst Performance assessment Canada. Environment Canada. Environmental Protection Branch. Canada. Environmental Protection Service. Pacific Region. Regional program report (Canada. Environmental Protection Service. Pacific Region) no. 78-4. (CaOODSP)9.879151 PDF 1.71 MB https://publications.gc.ca/collections/collection_2019/eccc/en40-240/En40-240-78-4-eng.pdf