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Air quality in Waterloo

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

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

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#	city	US AQI
1	Edmundston, New Brunswick	59
2	Fort St John, British Columbia	55
3	Quesnel, British Columbia	55
4	Levis, Quebec	54
5	Abbotsford, British Columbia	52
6	Chetwynd, British Columbia	52
7	Quebec City, Quebec	51
8	Windsor, Ontario	49
9	Sherbrooke, Quebec	47
10	Fredericton, New Brunswick	45

11:00, May 23 (local time)

11:00, May 23 (local time)

US AQI

live AQI index
Good

Air pollution level	Air quality index	Main pollutant
Good	18 US AQI	PM2.5

Pollutants		Concentration
PM2.5		3.3µg/m³

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PM2.5 concentration in Waterloo air currently meets the WHO annual air quality guideline value

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Day	Pollution level	Weather	Temperature	Wind
Monday, May 20	Moderate 52 AQI US		73.4° 60.8°	15.7 mp/h
Tuesday, May 21	Moderate 54 AQI US		77° 60.8°	17.9 mp/h
Wednesday, May 22	Good 26 AQI US		69.8° 50°	15.7 mp/h
Today	Good 18 AQI US		69.8° 50°	15.7 mp/h
Friday, May 24	Good 25 AQI US		69.8° 48.2°	8.9 mp/h
Saturday, May 25	Good 43 AQI US	100%	68° 48.2°	15.7 mp/h
Sunday, May 26	Good 43 AQI US		69.8° 42.8°	11.2 mp/h
Monday, May 27	Moderate 54 AQI US	100%	68° 53.6°	24.6 mp/h
Tuesday, May 28	Good 37 AQI US	100%	66.2° 51.8°	17.9 mp/h
Wednesday, May 29	Good 14 AQI US	100%	53.6° 42.8°	17.9 mp/h