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Published on: 12 Oct 2011 By (Dianne Saxe)

What will the new TCE health classification mean?

Now that the US EPA has classified TCE as a carcinogen, and dangerous at levels previously believed to be safe, what will happen to risk assessments and other regulatory decision-making in Ontario? Noted risk assessor, Brett Ibbotson, tells me that the new numbers are two to four times as st…

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Published on: 16 Apr 2010 By (Dianne Saxe)

Reg. 153/04 changes: impacts on contaminated sites?

Reg. 153/04- changes to rules on contaminated sites Working on contaminated sites? Dianne gave a presentation this week on Reg. 153/04, and the amendments made by 511/09. They mean big changes for people working on sites in Ontario, especially re: tougher cleanup standards; better investigat…

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