Mr. Scott Kirby at the Agriculture and Agri-Food Committee

On March 7th, 2017. See this statement in context.

March 7th, 2017 / 11:15 a.m.

Director General, Environmental Assessment Directorate, Pest Management Regulatory Agency, Department of Health

It depends on what you're talking about.

With respect to the PMRA's benchmark that we're using for our risk assessment, our threshold is set at 0.04 micrograms per litre, I believe, for chronic effects. That is the benchmark we use for our risk assessment.

There are other thresholds that are published by Environment Canada, the U.S. EPA, and the European Union. Those are not necessarily thresholds we would use in an assessment.

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