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Air quality in Thunder Bay

Air quality index (AQI) and PM2.5 air pollution in Thunder Bay

Last update at 02:00, Jun 2 (local time)

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#	city	US AQI
1	Thunder Bay, Ontario	58
2	Edmundston, New Brunswick	56
3	Kitchener, Ontario	55
4	Sherbrooke, Quebec	54
5	Oshawa, Ontario	53
6	Regina, Saskatchewan	53
7	Grimshaw, Alberta	52
8	Saint-Bruno-de-Montarville, Quebec	52
9	Waterloo, Ontario	52
10	Rouyn-Noranda, Quebec	50

02:00, Jun 2 (local time)

#	station	US AQI
1	Bears' Cave	61
2	Simon Fraser Drive	38
3	Ontario Ministry of the Environment Thunder Bay	21

02:00, Jun 2 (local time)

US AQI

live AQI index
Moderate

Air pollution level	Air quality index	Main pollutant
Moderate	58 US AQI	PM2.5

Pollutants		Concentration
PM2.5		13µg/m³

PM2.5

x2.6

PM2.5 concentration in Thunder Bay is currently 2.6 times the WHO annual air quality guideline value

	Sensitive groups should reduce outdoor exercise
	Close your windows to avoid dirty outdoor air GET A MONITOR
	Sensitive groups should wear a mask outdoors GET A MASK
	Sensitive groups should run an air purifier GET AN AIR PURIFIER

Day	Pollution level	Weather	Temperature	Wind
Thursday, May 30	Good 26 AQI US		64.4° 44.6°	8.9 mp/h
Friday, May 31	Good 29 AQI US		57.2° 50°	6.7 mp/h
Saturday, Jun 1	Good 48 AQI US		62.6° 46.4°	8.9 mp/h
Today	Moderate 58 AQI US		62.6° 46.4°	8.9 mp/h
Monday, Jun 3	Good 38 AQI US	70%	57.2° 42.8°	4.5 mp/h
Tuesday, Jun 4	Good 48 AQI US	100%	53.6° 46.4°	6.7 mp/h
Wednesday, Jun 5	Good 30 AQI US	100%	60.8° 50°	8.9 mp/h
Thursday, Jun 6	Good 11 AQI US	100%	51.8° 46.4°	11.2 mp/h
Friday, Jun 7	Good 6 AQI US	100%	60.8° 50°	13.4 mp/h
Saturday, Jun 8	Good 8 AQI US	100%	59° 50°	13.4 mp/h