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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Very high | ||
Tree pollen | Very high | ||
Grass pollen | Low | ||
Weed pollen | None |
Weather | Rain |
Temperature | 69.8°F |
Humidity | 77% |
Wind | 19.1 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Kofu, Yamanashi | 78 |
2 | Yamagata, Yamagata | 70 |
3 | Mukaihibi, Okayama | 59 |
4 | Takatsuki, Osaka | 57 |
5 | Yorii, Saitama | 57 |
6 | Otsuki, Yamanashi | 56 |
7 | Akita, Akita | 55 |
8 | Hakodate, Hokkaido | 55 |
9 | Yokkaichi, Mie | 55 |
10 | Iwaki, Fukushima | 54 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Hanamigawa Daiichi Elementary School | 57 |
2 | Toke | 57 |
3 | Oji Dai 1 Park | 45 |
4 | Samukawa Elementary School | 45 |
5 | Yoshikawa Jifu | 45 |
6 | Chicheng Taipei Elementary School | 41 |
7 | Masago | 41 |
8 | Chigusadai | 37 |
9 | Masuna self-excretion | 37 |
10 | Soga Nursery School | 37 |
(local time)
SEE WORLD AQI RANKINGUS AQI
41
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 41 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 10µg/m³ | |
NO2 | 10.3µg/m³ | |
SO2 | 5.2µg/m³ | |
CO | 343.5µg/m³ |
PM2.5
x2
PM2.5 concentration in Chiba is currently 2 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Friday, May 3 | Good 37 AQI US | 69.8° 55.4° | 11.2 mp/h | |
Saturday, May 4 | Good 49 AQI US | 78.8° 59° | 8.9 mp/h | |
Sunday, May 5 | Good 35 AQI US | 77° 60.8° | 15.7 mp/h | |
Today | Good 41 AQI US | 71.6° 64.4° | 20.1 mp/h | |
Tuesday, May 7 | Moderate 54 AQI US | 100% | 68° 64.4° | 20.1 mp/h |
Wednesday, May 8 | Moderate 66 AQI US | 90% | 69.8° 57.2° | 13.4 mp/h |
Thursday, May 9 | Moderate 52 AQI US | 100% | 55.4° 50° | 13.4 mp/h |
Friday, May 10 | Moderate 60 AQI US | 68° 50° | 11.2 mp/h | |
Saturday, May 11 | Moderate 70 AQI US | 71.6° 59° | 15.7 mp/h | |
Sunday, May 12 | Moderate 62 AQI US | 71.6° 62.6° | 20.1 mp/h |
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2Contributors
2 Government Contributors
8 stations