Nearby locations
Matsuyama-shi, Ehime Prefecture, Japan
Masaki-chō, Ehime Prefecture, Japan
Tōon-shi, Ehime Prefecture, Japan
Nearby popular places
Matsuyama castle, Japan
Matsuyama-ko, Japan
Katsuka-yama, Japan

Air Quality in Matsuyama castle, Japan

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Pollutants in Matsuyama castle, Japan

PM10
0.25 μg/ft3
PM25
0.87 μg/ft3
NO2
3.8 ppb
SO2
1.47 ppb
CO
0.2 ppb
O3
Primary Pollutant
36.96 ppb
Low riskHigh risk

Pollen Index in Matsuyama castle, Japan

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

Air Quality Forecast in Matsuyama castle, Japan

Fri, December 27
MorningNoonEveningNight
Next day
Next day
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 33 and 40.

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 32 and 53.

37
45
38
36
Next day
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
0
0

Weed

0
0
0
0

Grass

0
0
0
0
Next day
PM10
0.26 μg/ft3
0.37 μg/ft3
0.31 μg/ft3
0.25 μg/ft3
PM25
0.92 μg/ft3
1.28 μg/ft3
1.06 μg/ft3
0.85 μg/ft3
NO2
3.7 ppb
4.1 ppb
3 ppb
4.2 ppb
SO2
1.4 ppb
2.3 ppb
1.4 ppb
1.2 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.1 ppb
O3
36.7 ppb
31.6 ppb
30.7 ppb
35.8 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 32 and 53.

45
38
36
53
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
0
0

Weed

0
0
0
0

Grass

0
0
0
0
PM10
0.37 μg/ft3
0.31 μg/ft3
0.25 μg/ft3
0.43 μg/ft3
PM25
1.28 μg/ft3
1.06 μg/ft3
0.85 μg/ft3
1.51 μg/ft3
NO2
4.1 ppb
3 ppb
4.2 ppb
10.8 ppb
SO2
2.3 ppb
1.4 ppb
1.2 ppb
2.6 ppb
CO
0.2 ppb
0.2 ppb
0.1 ppb
0.2 ppb
O3
31.6 ppb
30.7 ppb
35.8 ppb
25.6 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 33 and 57.

53
54
40
37
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
0
0

Weed

0
0
0
0

Grass

0
0
0
0
PM10
0.45 μg/ft3
0.48 μg/ft3
0.33 μg/ft3
0.29 μg/ft3
PM25
1.50 μg/ft3
1.52 μg/ft3
1.12 μg/ft3
1.06 μg/ft3
NO2
6.5 ppb
6.7 ppb
8.5 ppb
9.2 ppb
SO2
2.4 ppb
3.3 ppb
2.5 ppb
3.1 ppb
CO
0.2 ppb
0.2 ppb
0.2 ppb
0.2 ppb
O3
22.5 ppb
25.6 ppb
30.7 ppb
29.1 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 34 and 52.

37
34
51
0
Pollen

The overall pollen forecast for this day shows no significant pollen. Tree pollen on this day is expected to have no risk. There's no risk of weed pollen, and as for grass pollen, this day is expected to have no risk.

Tree

0
0
0
-
Not Available

Weed

0
0
0
-
Not Available

Grass

0
0
0
-
Not Available
PM10
0.28 μg/ft3
0.27 μg/ft3
0.48 μg/ft3
N/A
PM25
1.04 μg/ft3
0.97 μg/ft3
1.43 μg/ft3
N/A
NO2
7.6 ppb
4.3 ppb
3.3 ppb
N/A
SO2
3.6 ppb
3.1 ppb
1.5 ppb
N/A
CO
0.2 ppb
0.2 ppb
0.2 ppb
N/A
O3
27.3 ppb
32.3 ppb
38.3 ppb
N/A