Ottawa Wildfire and Live Air Quality [2023]

Ottawa PM2.5 air quality averaged 6.1 micrograms in 2022. This means Ottawa PM2.5 concentrations just exceeded the WHO annual limit of 5.0 micrograms by 122%. On the most polluted day, Ottawa air quality exceeded the recommended limit by a little under 5 times. Current Air Quality in Ottawa Air Quality …

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Current Toronto Air Quality (2023 Wildfire Live Readings)

On the most polluted day in June 2023, Toronto PM2.5 levels reached over 100 micrograms due to the wildfire in Canada. This means that PM2.5 concentrations in Toronto exceeded the WHO annual limit of 5.0 micrograms by 20 times. Current Air Quality in Toronto Air Quality Map Live Toronto, Canada …

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Denver sky

Current Denver Air Quality (2021 Wildfire Live Readings)

Denver air quality exceeded the WHO annual limits on more than one-of third of the days from 2020 to 2021. Due to wildfire smoke from wildfires out west, Denver air quality averaged nearly 3 times the daily recommended limit of dangerous PM2.5 pollutants on its worse day in 2021. Current …

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Current Portland Air Quality (2021 Wildfire Live Readings)

Current Portland Air Quality (2021 Wildfire Live Readings) Portland air quality exceeded the WHO annual limits on nearly one-fifth of days from 2020 to 2021. Despite the low percentage, Portland’s air quality averaged over 40 times the WHO recommended limit of dangerous PM2.5 pollutants on its worse day in 2020. …

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Wildfire Smoke 10x More Dangerous Than Typical PM2.5, Study Shows

Current air regulations treat all PM2.5 air pollution as equally dangerous. But recent research suggests particulate matter in wildfire smoke is significantly more toxic than it is in typical outdoor ambient air pollution. Wildfire smoke may be far more dangerous than current air quality indexes indicate. Wildfire Smoke: Why PM2.5 …

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Current Seattle Air Quality (2021 Wildfire Live Readings)

Seattle air quality exceeded the WHO annual limits on about 1/6 of days from 2020 to 2021. Seattle air quality averaged nearly over 18 times the daily recommended limit of dangerous PM2.5 pollutants on its worse day in 2020. Seattle’s air quality worsened to these dangerous levels largely due to …

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