Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
31
PM2.5
56
*
PM10
124
O3
0.8
CO
17
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
6 Nov
55
Good
Thu
7 Nov
58
Good
Fri
8 Nov
53
Good
Sat
9 Nov
60
Good
Sun
10 Nov
56
Good
Mon
11 Nov
59
Good
Tue
12 Nov
61
Good
Chikan Air quality rank
Air quality in the last 12 months (Chikan)
|
2024/10
|
43
|
30
|
48
|
49
|
49
|
50
|
48
|
59
|
56
|
56
|
50
|
37
|
34
|
34
|
30
|
29
|
23
|
17
|
21
|
30
|
36
|
43
|
23
|
37
|
46
|
46
|
37
|
23
|
24
|
34
|
50
|
|
2024/09
|
15
|
23
|
39
|
36
|
45
|
19
|
25
|
33
|
25
|
17
|
19
|
26
|
31
|
48
|
39
|
37
|
26
|
23
|
27
|
23
|
27
|
13
|
17
|
16
|
37
|
41
|
40
|
34
|
30
|
36
|
|
|
2024/08
|
23
|
24
|
22
|
27
|
26
|
24
|
32
|
28
|
30
|
31
|
27
|
27
|
22
|
28
|
21
|
22
|
18
|
17
|
21
|
20
|
23
|
25
|
25
|
34
|
25
|
32
|
26
|
27
|
22
|
25
|
14
|
|
2024/07
|
27
|
25
|
20
|
16
|
11
|
11
|
11
|
15
|
14
|
17
|
19
|
18
|
14
|
15
|
18
|
15
|
14
|
13
|
13
|
18
|
13
|
14
|
18
|
22
|
21
|
24
|
25
|
20
|
10
|
12
|
21
|
|
2024/06
|
22
|
32
|
24
|
17
|
14
|
14
|
15
|
16
|
25
|
22
|
24
|
27
|
25
|
27
|
30
|
35
|
33
|
33
|
24
|
26
|
19
|
13
|
12
|
15
|
18
|
15
|
14
|
16
|
22
|
27
|
|
|
2024/05
|
25
|
22
|
16
|
20
|
27
|
27
|
29
|
23
|
38
|
38
|
34
|
24
|
27
|
32
|
30
|
34
|
44
|
31
|
23
|
24
|
22
|
23
|
15
|
17
|
17
|
19
|
28
|
19
|
28
|
25
|
23
|
|
2024/04
|
42
|
41
|
38
|
59
|
28
|
36
|
38
|
35
|
32
|
35
|
44
|
35
|
35
|
36
|
33
|
35
|
32
|
27
|
36
|
45
|
23
|
24
|
39
|
35
|
31
|
48
|
55
|
43
|
36
|
44
|
|
|
2024/03
|
24
|
45
|
54
|
37
|
49
|
48
|
51
|
46
|
42
|
25
|
28
|
32
|
35
|
48
|
59
|
54
|
38
|
28
|
31
|
41
|
54
|
47
|
44
|
41
|
40
|
34
|
32
|
44
|
32
|
32
|
42
|
|
2024/02
|
29
|
21
|
24
|
34
|
30
|
39
|
29
|
20
|
39
|
144
|
102
|
57
|
50
|
47
|
46
|
52
|
39
|
25
|
34
|
47
|
35
|
36
|
35
|
43
|
36
|
49
|
25
|
61
|
39
|
||
|
2024/01
|
65
|
55
|
48
|
40
|
46
|
46
|
59
|
52
|
50
|
46
|
45
|
53
|
58
|
43
|
34
|
44
|
38
|
34
|
36
|
40
|
39
|
34
|
20
|
41
|
49
|
60
|
29
|
28
|
57
|
73
|
40
|
|
2023/12
|
44
|
53
|
55
|
87
|
72
|
79
|
43
|
49
|
52
|
30
|
30
|
43
|
45
|
38
|
34
|
27
|
24
|
44
|
26
|
32
|
38
|
50
|
58
|
59
|
53
|
57
|
62
|
69
|
57
|
56
|
64
|
|
2023/11
|
48
|
41
|
32
|
29
|
29
|
34
|
45
|
29
|
22
|
30
|
24
|
29
|
23
|
32
|
43
|
52
|
48
|
56
|
69
|
74
|
66
|
39
|
56
|
78
|
56
|
55
|
81
|
80
|
66
|
70
|
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution