Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
20
*
PM2.5
42
PM10
99
O3
0.3
CO
3
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 Dec
70
Good
Fri
19 Dec
50
Excellent
Sat
20 Dec
50
Excellent
Sun
21 Dec
50
Excellent
Air quality in the last 12 months (Diaoyu Islands)
|
2025/11
|
39
|
56
|
34
|
19
|
20
|
23
|
38
|
43
|
32
|
44
|
21
|
11
|
14
|
39
|
39
|
28
|
30
|
25
|
38
|
50
|
56
|
60
|
46
|
44
|
63
|
71
|
68
|
115
|
84
|
55
|
|
|
2025/10
|
16
|
14
|
14
|
20
|
20
|
24
|
20
|
22
|
19
|
20
|
22
|
16
|
13
|
31
|
15
|
28
|
30
|
34
|
27
|
30
|
25
|
30
|
31
|
28
|
36
|
46
|
39
|
21
|
22
|
26
|
26
|
|
2025/09
|
16
|
27
|
26
|
26
|
23
|
25
|
19
|
24
|
24
|
27
|
23
|
26
|
38
|
28
|
18
|
24
|
20
|
24
|
18
|
22
|
22
|
25
|
31
|
30
|
20
|
17
|
16
|
19
|
22
|
18
|
|
|
2025/08
|
35
|
33
|
40
|
26
|
19
|
34
|
45
|
49
|
39
|
30
|
30
|
24
|
29
|
26
|
19
|
23
|
24
|
13
|
17
|
30
|
34
|
28
|
20
|
16
|
13
|
13
|
14
|
16
|
15
|
17
|
16
|
|
2025/07
|
17
|
23
|
22
|
22
|
16
|
16
|
22
|
32
|
24
|
18
|
15
|
26
|
32
|
38
|
33
|
36
|
28
|
18
|
29
|
33
|
21
|
19
|
22
|
23
|
19
|
28
|
23
|
26
|
22
|
26
|
45
|
|
2025/06
|
41
|
41
|
16
|
28
|
29
|
24
|
20
|
28
|
24
|
19
|
18
|
26
|
28
|
30
|
31
|
22
|
32
|
26
|
25
|
19
|
26
|
29
|
27
|
34
|
22
|
24
|
21
|
25
|
14
|
12
|
|
|
2025/05
|
41
|
41
|
44
|
27
|
40
|
41
|
47
|
55
|
60
|
35
|
31
|
34
|
28
|
21
|
17
|
24
|
33
|
19
|
25
|
30
|
21
|
34
|
40
|
25
|
47
|
34
|
18
|
24
|
18
|
38
|
43
|
|
2025/04
|
34
|
44
|
45
|
34
|
39
|
37
|
47
|
52
|
42
|
38
|
32
|
25
|
100
|
91
|
70
|
60
|
66
|
41
|
44
|
29
|
36
|
44
|
32
|
32
|
29
|
34
|
38
|
37
|
28
|
29
|
|
|
2025/03
|
47
|
35
|
30
|
22
|
14
|
16
|
34
|
45
|
27
|
25
|
41
|
32
|
33
|
37
|
30
|
38
|
50
|
52
|
43
|
50
|
49
|
45
|
51
|
66
|
67
|
44
|
69
|
52
|
64
|
35
|
27
|
|
2025/02
|
27
|
18
|
34
|
67
|
55
|
40
|
37
|
44
|
34
|
31
|
35
|
49
|
57
|
38
|
37
|
79
|
69
|
32
|
42
|
29
|
23
|
35
|
23
|
71
|
60
|
74
|
68
|
56
|
|||
|
2025/01
|
43
|
25
|
31
|
27
|
33
|
57
|
65
|
50
|
50
|
34
|
37
|
54
|
54
|
46
|
68
|
46
|
59
|
48
|
52
|
72
|
94
|
43
|
30
|
23
|
36
|
29
|
30
|
41
|
53
|
32
|
32
|
|
2024/12
|
40
|
44
|
33
|
30
|
24
|
34
|
43
|
54
|
19
|
19
|
23
|
19
|
17
|
78
|
68
|
50
|
44
|
47
|
35
|
23
|
49
|
48
|
18
|
18
|
16
|
54
|
64
|
57
|
38
|
39
|
54
|
|
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