Nearby locations
Chiyoda-ku, Tokyo, Japan
Bunkyō-ku, Tokyo, Japan
Taitō-ku, Tokyo, Japan
Nearby popular places
Kitanomaru Koen, Japan
Nippon Budokan, Japan
Kitanomaru park, Japan

Air Quality in Chiyoda-ku, Tokyo, Japan

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Pollutants in Chiyoda-ku, Japan

PM10
0.16 μg/ft3
PM25
0.09 μg/ft3
NO2
1 ppb
SO2
0.19 ppb
CO
0.13 ppb
O3
Primary Pollutant
20.5 ppb
Low riskHigh risk

Pollen Index in Chiyoda-ku, Japan

Tree
0/5
012345
Weed
0/5
012345
Grass
0/5
012345

Air Quality Forecast in Chiyoda-ku, Japan

Wed, June 26
MorningNoonEveningNight
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 16 and 41.

19
40
40
36
Pollen

Tree pollen on this day is expected to have medium risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

0
3
1
1

Weed

0
0
0
0

Grass

0
1
0
0
PM10
0.23 μg/ft3
0.24 μg/ft3
0.15 μg/ft3
0.15 μg/ft3
PM25
0.14 μg/ft3
0.16 μg/ft3
0.08 μg/ft3
0.09 μg/ft3
NO2
0.89 ppb
0.22 ppb
0.49 ppb
0.96 ppb
SO2
0.37 ppb
0.38 ppb
0.22 ppb
0.29 ppb
CO
0.11 ppb
0.13 ppb
0.13 ppb
0.12 ppb
O3
19.73 ppb
46.21 ppb
41.89 ppb
38 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 25 and 45.

25
44
42
25
Pollen

Tree pollen on this day is expected to have high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

1
1
1
4

Weed

0
0
0
0

Grass

0
1
1
1
PM10
0.13 μg/ft3
0.28 μg/ft3
0.24 μg/ft3
0.25 μg/ft3
PM25
0.08 μg/ft3
0.18 μg/ft3
0.16 μg/ft3
0.17 μg/ft3
NO2
1.14 ppb
0.3 ppb
1.13 ppb
2.72 ppb
SO2
0.37 ppb
0.44 ppb
0.46 ppb
0.57 ppb
CO
0.12 ppb
0.14 ppb
0.15 ppb
0.15 ppb
O3
24.64 ppb
49.88 ppb
39.71 ppb
24.97 ppb
AQI

On average, the air quality on this day will be good, meaning that air quality is satisfactory, and air pollution poses little or no risk. According to our index, ranging from 0 to 500, the air quality is going to be between values of 25 and 56.

44
53
51
53
Pollen

Tree pollen on this day is expected to have very high risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have very low risk.

Tree

3
1
1
2

Weed

0
0
0
0

Grass

1
1
1
1
PM10
0.57 μg/ft3
0.54 μg/ft3
0.54 μg/ft3
0.57 μg/ft3
PM25
0.36 μg/ft3
0.36 μg/ft3
0.36 μg/ft3
0.40 μg/ft3
NO2
1.72 ppb
1.39 ppb
2.26 ppb
2.68 ppb
SO2
0.26 ppb
0.31 ppb
0.47 ppb
0.27 ppb
CO
0.14 ppb
0.19 ppb
0.18 ppb
0.17 ppb
O3
35.91 ppb
46.75 ppb
39.24 ppb
22.72 ppb