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AIR QUALITY DATA CONTRIBUTORS
Find out more about contributors and data sourcesIndex | Low | ||
Tree pollen | Low | ||
Grass pollen | None | ||
Weed pollen | None |
Weather | Few clouds |
Temperature | 59°F |
Humidity | 67% |
Wind | 12.7 mp/h |
Pressure | 30 Hg |
# | city | US AQI |
---|---|---|
1 | Kofu, Yamanashi | 74 |
2 | Sapporo, Hokkaido | 63 |
3 | Kagoshima, Kagoshima | 57 |
4 | Omuta, Fukuoka | 53 |
5 | Yatsushiro, Kumamoto | 53 |
6 | Otsu, Shiga | 52 |
7 | Amagasaki, Hyogo | 50 |
8 | Asahikawa, Hokkaido | 50 |
9 | Hakodate, Hokkaido | 50 |
10 | Hibi, Okayama | 50 |
(local time)
SEE WORLD AQI RANKINGUS AQI
37
live AQI index
Good
Air pollution level | Air quality index | Main pollutant |
---|---|---|
Good | 37 US AQI | PM2.5 |
Pollutants | Concentration | |
---|---|---|
PM2.5 | 9µg/m³ | |
PM10 | 12µg/m³ | |
NO2 | 3.8µg/m³ | |
SO2 | 2.6µg/m³ | |
CO | 229µg/m³ |
PM2.5
x1.8
PM2.5 concentration in Niigata is currently 1.8 times the WHO annual air quality guideline value
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Day | Pollution level | Weather | Temperature | Wind |
---|---|---|---|---|
Monday, Apr 29 | Moderate 58 AQI US | 62.6° 55.4° | 13.4 mp/h | |
Tuesday, Apr 30 | Good 38 AQI US | 60.8° 53.6° | 8.9 mp/h | |
Wednesday, May 1 | Good 24 AQI US | 53.6° 51.8° | 11.2 mp/h | |
Today | Good 37 AQI US | 59° 50° | 8.9 mp/h | |
Friday, May 3 | Moderate 63 AQI US | 62.6° 50° | 6.7 mp/h | |
Saturday, May 4 | Moderate 62 AQI US | 68° 53.6° | 6.7 mp/h | |
Sunday, May 5 | Moderate 54 AQI US | 69.8° 57.2° | 6.7 mp/h | |
Monday, May 6 | Moderate 58 AQI US | 68° 60.8° | 8.9 mp/h | |
Tuesday, May 7 | Moderate 66 AQI US | 100% | 59° 55.4° | 6.7 mp/h |
Wednesday, May 8 | Moderate 73 AQI US | 100% | 59° 57.2° | 6.7 mp/h |
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