Air Quality Ontario: Toronto Downtown: current Air Quality Health Index (AQHI)

Fires in Fraser Valley prompt air quality advisory for parts of Lower Mainland
The BC Wildfire Service is currently responding to the Chehalis River fire and the Staitu Creek fire, both burning in the mountain foothills northeast of Agassiz.
Global News
B.C. cities have some of the worst air quality in the world
Kids are being kept inside and people with health complications are being warned to avoid the outdoors as smoke from wildfires burning north of the Okanagan seeps into the valley.
Global News