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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Scattered clouds |
Temperature | 73.4°F |
Humidity | 69% |
Wind | 8.1 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Flagstaff, Arizona | 178 |
2 | San Bernardino, California | 85 |
3 | Downey, California | 84 |
4 | La Habra, California | 82 |
5 | Fontana, California | 81 |
6 | San Gabriel, California | 81 |
7 | Redlands, California | 79 |
8 | Monterey Park, California | 78 |
9 | Claremont, California | 76 |
10 | San Fernando, California | 76 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Greentree | 33 |
(local time)
SEE WORLD AQI RANKINGUS AQI
52*
live AQI index
Moderate
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Moderate | 52* US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 9.7*µg/m³ |
PM2.5
x1.9
PM2.5 concentration in Upper Grand Lagoon is currently 1.9 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 |
---|---|---|---|---|
Today | Moderate 52 AQI US | 80.6° 68° | 11.2 mp/h | |
Sunday, May 12 | Moderate 51 AQI US | 78.8° 68° | 6.7 mp/h | |
Monday, May 13 | Moderate 59 AQI US | 90% | 78.8° 69.8° | 15.7 mp/h |
Tuesday, May 14 | Moderate 56 AQI US | 100% | 77° 68° | 15.7 mp/h |
Wednesday, May 15 | Moderate 54 AQI US | 80% | 84.2° 77° | 11.2 mp/h |
Thursday, May 16 | Moderate 59 AQI US | 84.2° 71.6° | 11.2 mp/h | |
Friday, May 17 | Moderate 69 AQI US | 20% | 84.2° 77° | 15.7 mp/h |
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