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Air quality near McLennan Physical Laboratories, Toronto

Air quality index (AQI) and PM2.5 air pollution near McLennan Physical Laboratories, Toronto

Last update at 11:00, May 23 (local time)

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Data source: PurpleAir

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#	city	US AQI
1	Fort St John, British Columbia	55
2	Rossland, British Columbia	55
3	Edmundston, New Brunswick	54
4	Chetwynd, British Columbia	52
5	Levis, Quebec	51
6	Quebec City, Quebec	51
7	Windsor, Ontario	49
8	Sherbrooke, Quebec	47
9	Grimshaw, Alberta	44
10	Pictou, Nova Scotia	44

11:00, May 23 (local time)

#	station	US AQI
1	111Pacific Avenue	44
2	Ursula Franklin Street	44
3	Toronto Downtown 2	42
4	Wolfrey Avenue	37
5	Spadina Avenue	36
6	Ontario Ministry of the Environment Toronto West	33
7	Tweedsmuir Avenue	33
8	Markham Street	32
9	Ontario Ministry of the Environment Toronto North	31
10	Queens Quay West	31

11:00, May 23 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	29 US AQI	PM2.5

Pollutants		Concentration
PM2.5		5.3µg/m³

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Day	Pollution level	Weather	Temperature	Wind
Monday, May 20	Moderate 55 AQI US
Tuesday, May 21	Good 21 AQI US
Wednesday, May 22	Good 20 AQI US
Today	Good 29 AQI US	100%	71.6° 57.2°	11.2 mp/h
Friday, May 24	Good 33 AQI US		69.8° 55.4°	6.7 mp/h
Saturday, May 25	Good 43 AQI US	100%	62.6° 53.6°	13.4 mp/h
Sunday, May 26	Moderate 60 AQI US		66.2° 53.6°	13.4 mp/h
Monday, May 27	Moderate 56 AQI US	100%	71.6° 59°	17.9 mp/h
Tuesday, May 28	Good 44 AQI US	100%	69.8° 57.2°	15.7 mp/h
Wednesday, May 29	Good 17 AQI US	100%	59° 48.2°	15.7 mp/h