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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Scattered clouds |
Temperature | 66.2°F |
Humidity | 66% |
Wind | 9.2 mp/h |
Pressure | 30.3 Hg |
# | city | US AQI |
---|---|---|
1 | Thibodaux, Louisiana | 111 |
2 | Yucaipa, California | 86 |
3 | San Bernardino, California | 82 |
4 | La Crescenta-Montrose, California | 80 |
5 | Hammond, Indiana | 79 |
6 | Indio, California | 77 |
7 | New Orleans, Louisiana | 75 |
8 | Claremont, California | 74 |
9 | Fontana, California | 74 |
10 | Redlands, California | 72 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Santa Susana Elementary School | 54 |
2 | Justin Elementary School | 53 |
3 | Valley View Middle School | 53 |
4 | Cochran St | 52 |
5 | Santa Susana High School | 52 |
6 | Arroyo Elementary School | 51 |
7 | Shrubwood Circle | 47 |
8 | VCAPCD - Stow Street | 47 |
9 | Hillside Middle School | 45 |
10 | Royal High School | 45 |
(local time)
SEE WORLD AQI RANKINGUS AQI
50
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 50 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 9µg/m³ | |
PM10 | 17µg/m³ |
PM2.5
x1.8
PM2.5 concentration in Simi Valley is currently 1.8 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Tuesday, May 14 | Moderate 58 AQI US | 68° 53.6° | 8.9 mp/h | |
Wednesday, May 15 | Good 44 AQI US | 71.6° 55.4° | 6.7 mp/h | |
Thursday, May 16 | Good 46 AQI US | 69.8° 55.4° | 6.7 mp/h | |
Today | Good 50 AQI US | 73.4° 51.8° | 8.9 mp/h | |
Saturday, May 18 | Good 29 AQI US | 71.6° 50° | 8.9 mp/h | |
Sunday, May 19 | Good 38 AQI US | 68° 51.8° | 8.9 mp/h | |
Monday, May 20 | Good 27 AQI US | 75.2° 50° | 8.9 mp/h | |
Tuesday, May 21 | Good 22 AQI US | 73.4° 53.6° | 8.9 mp/h | |
Wednesday, May 22 | Good 32 AQI US | 66.2° 53.6° | 8.9 mp/h | |
Thursday, May 23 | Good 24 AQI US | 71.6° 51.8° | 8.9 mp/h |
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14Contributors
2 Government Contributors
1 station
12 Anonymous Contributors
12 stations
3 Data sources