Areas north and east of Calgary already experiencing poor air quality and low visibility

Air quality in Calgary is expected to worsen due to smoke, forecasters say.

The Air Quality Health Index in Calgary is set to reach 6, or moderate risk, on Tuesday, according to Environment and Climate Change Canada.

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Meanwhile, a large swath of Alberta north and east of the city were experiencing poor air quality and reduced visibility on Monday, according to a warning issued by the national weather agency.

The AQHI in Edmonton was recorded as an 8, or high risk, late Monday morning.

The Air Quality Health Index program for urban pollution and wildfire smoke allows people to know it might become necessary to minimize exposure to potentially hazardous outside air.

“We issue t

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