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Story summary
- Alberta Environment Minister Grant Hunter said landfill fire smoke poses low health risk for most Calgary residents.
- The province deployed a mobile air-quality laboratory to monitor fine and coarse particulate matter.
- PM2.5 from the smoke was the only pollutant exceeding Alberta’s ambient air quality guidelines.
- The fire ignited Sept. 6 at ECCO Recycling’s former landfill, reignited Sept. 9.
