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AIR QUALITY DATA SOURCE
Find out more about contributors and data sourcesIndex | N/A | ||
Tree pollen | N/A | ||
Grass pollen | N/A | ||
Weed pollen | N/A |
Weather | Broken clouds |
Temperature | 32°F |
Humidity | 96% |
Wind | 2.8 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Valemount, British Columbia | 76 |
2 | Mississauga, Ontario | 61 |
3 | Quebec City, Quebec | 54 |
4 | Oakville, Ontario | 49 |
5 | Brampton, Ontario | 45 |
6 | Sherbrooke, Quebec | 45 |
7 | Toronto, Ontario | 42 |
8 | Burlington, Ontario | 41 |
9 | Calgary, Alberta | 38 |
10 | Laval, Quebec | 38 |
(local time)
SEE WORLD AQI RANKINGUS AQI
36*
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 36* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 8.8*µg/m³ |
PM2.5
x1.8
PM2.5 concentration in Waterloo is currently 1.8 times the WHO annual air quality guideline value
Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Today | Good 36 AQI US | 42.8° 32° | 13.4 mp/h | |
Saturday, Mar 30 | Good 6 AQI US | 41° 28.4° | 15.7 mp/h | |
Sunday, Mar 31 | Good 5 AQI US | 20% | 42.8° 30.2° | 11.2 mp/h |
Monday, Apr 1 | Good 7 AQI US | 50° 30.2° | 4.5 mp/h | |
Tuesday, Apr 2 | Good 14 AQI US | 100% | 50° 32° | 8.9 mp/h |
Wednesday, Apr 3 | Good 5 AQI US | 100% | 39.2° 32° | 15.7 mp/h |
Thursday, Apr 4 | Good 4 AQI US | 100% | 33.8° 32° | 15.7 mp/h |
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