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AIR QUALITY DATA SOURCE
Find out more about contributors and data sourcesIndex | Moderate | ||
Tree pollen | Moderate | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Broken clouds |
Temperature | 35.6°F |
Humidity | 94% |
Wind | 17.3 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Chetwynd, British Columbia | 58 |
2 | Sherbrooke, Quebec | 57 |
3 | Quebec City, Quebec | 55 |
4 | Valemount, British Columbia | 53 |
5 | Leduc, Alberta | 52 |
6 | Fort St John, British Columbia | 48 |
7 | Yellowknife, Northwest Territories | 45 |
8 | Maniwaki, Quebec | 44 |
9 | Edmundston, New Brunswick | 43 |
10 | Canmore, Alberta | 41 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | St. John's | 25 |
2 | Mount Pearl Station | 23 |
(local time)
SEE WORLD AQI RANKINGUS AQI
25
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 25 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 4.5µg/m³ | |
PM10 | 13.8µg/m³ | |
O3 | 32.5µg/m³ | |
NO2 | 0.7µg/m³ | |
SO2 | 0µg/m³ | |
CO | 0.1µg/m³ |
PM2.5 concentration in Mount Pearl air currently meets the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Monday, May 20 | Good 45 AQI US | 59° 41° | 6.7 mp/h | |
Tuesday, May 21 | Good 25 AQI US | 59° 39.2° | 11.2 mp/h | |
Wednesday, May 22 | Good 24 AQI US | 46.4° 35.6° | 11.2 mp/h | |
Today | Good 25 AQI US | 46.4° 35.6° | 11.2 mp/h | |
Friday, May 24 | Good 5 AQI US | 100% | 44.6° 35.6° | 15.7 mp/h |
Saturday, May 25 | Good 7 AQI US | 60.8° 44.6° | 8.9 mp/h | |
Sunday, May 26 | Good 11 AQI US | 20% | 42.8° 35.6° | 17.9 mp/h |
Monday, May 27 | Good 11 AQI US | 42.8° 33.8° | 11.2 mp/h | |
Tuesday, May 28 | Good 17 AQI US | 44.6° 33.8° | 8.9 mp/h | |
Wednesday, May 29 | Good 21 AQI US | 51.8° 32° | 8.9 mp/h |
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1 Data source