ALS Environmental Division

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  • Mar 2015 Guidelines for Canadian Drinking Water Quality - maximum acceptable concentration (MAC) of 0.005 mg/L is established for 1,2-dichloroethane in drinking water.
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  • Webtrieve User Guide
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  • Oct, 2014 Health Canada Drinking Water Guidelines
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  • Mar, 2014 New Health Canada Drinking Water Guidelines for Ethylbenzene, Toluene and Xylenes.
    Download PDF (876 KB)
  • Feb, 2014 Microsoft Internet Explorer 11. In order to use the export to Excel features in Webtrieve after updating to Internet Explorer version 11, please press ALT-T and select compatibility settings, and add the Webtrieve URL to the list of websites to use in compatibility mode.
  • Feb, 2014 Canadian Water Quality Guidelines for the Protection of Freshwater Aquatic Life have updated the Cadmium long term guideline limits to 0.04 ug/L, which is based on hardness below 17 mg/L (as CaCO3).
    Download PDF (274 KB)
  • Jan, 2014 Stage 9 Amendments to the Contaminated Sites Regulation - Effective February 1, 2014 the Schedule 5 lead standards for human health protection will be updated.
    Download PDF (204 KB)