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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 | 64.4°F |
Humidity | 58% |
Wind | 5.1 mp/h |
Pressure | 29.9 Hg |
# | city | US AQI |
---|---|---|
1 | Yorii, Saitama | 59 |
2 | Kumagaya, Saitama | 57 |
3 | Fukaya, Saitama | 56 |
4 | Ichinoseki, Iwate | 56 |
5 | Higashi-Matsuyama, Saitama | 54 |
6 | Yamagata, Yamagata | 54 |
7 | Fukuoka, Fukuoka | 53 |
8 | Hachinohe, Aomori | 53 |
9 | Mine, Yamaguchi | 53 |
10 | Ube, Yamaguchi | 53 |
(local time)
SEE WORLD AQI RANKING# | station | US AQI |
---|---|---|
1 | Environmental Conservation Research Institute | 25 |
2 | Kojimada | 25 |
3 | Yoshida | 25 |
4 | Environmental Conservation Research Institute Bureau | 21 |
5 | 小島田 | 17 |
6 | 篠ノ井 | 17 |
7 | Shinonoi | 8 |
(local time)
SEE WORLD AQI RANKINGUS AQI
23
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 23 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 5.5µg/m³ | |
PM10 | 8µg/m³ | |
NO2 | 1.9µg/m³ | |
SO2 | 2.6µg/m³ |
PM2.5
x1.1
PM2.5 concentration in Nagano is currently 1.1 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Saturday, May 4 | Good 38 AQI US | 82.4° 50° | 4.5 mp/h | |
Sunday, May 5 | Good 31 AQI US | 84.2° 57.2° | 8.9 mp/h | |
Monday, May 6 | Good 26 AQI US | 68° 59° | 6.7 mp/h | |
Today | Good 23 AQI US | 68° 59° | 6.7 mp/h | |
Wednesday, May 8 | Good 50 AQI US | 100% | 64.4° 55.4° | 4.5 mp/h |
Thursday, May 9 | Good 29 AQI US | 70% | 55.4° 44.6° | 4.5 mp/h |
Friday, May 10 | Good 25 AQI US | 100% | 55.4° 41° | 4.5 mp/h |
Saturday, May 11 | Moderate 54 AQI US | 71.6° 41° | 2.2 mp/h | |
Sunday, May 12 | Moderate 67 AQI US | 78.8° 50° | 6.7 mp/h | |
Monday, May 13 | Moderate 61 AQI US | 73.4° 51.8° | 4.5 mp/h |
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2 Government Contributors
4 stations