Air Quality
Excellent
No health implications.
6
PM2.5
19
PM10
90
O3
0.1
CO
3
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Aug
50
Excellent
Tue
18 Aug
50
Excellent
Wed
19 Aug
50
Excellent
Thu
20 Aug
50
Excellent
Air quality in the last 12 months (Diaoyu Islands)
|
2026/07
|
28
|
35
|
27
|
29
|
30
|
27
|
22
|
31
|
26
|
28
|
35
|
34
|
24
|
22
|
25
|
29
|
39
|
39
|
44
|
34
|
40
|
46
|
43
|
29
|
20
|
31
|
17
|
13
|
15
|
20
|
28
|
|
2026/06
|
31
|
35
|
41
|
34
|
34
|
38
|
29
|
30
|
31
|
32
|
38
|
32
|
35
|
30
|
26
|
25
|
23
|
20
|
22
|
26
|
33
|
30
|
31
|
31
|
26
|
27
|
33
|
37
|
31
|
21
|
|
|
2026/05
|
45
|
47
|
40
|
35
|
32
|
33
|
30
|
36
|
31
|
31
|
29
|
26
|
24
|
29
|
27
|
32
|
34
|
29
|
32
|
38
|
47
|
49
|
39
|
36
|
47
|
47
|
43
|
36
|
43
|
45
|
42
|
|
2026/04
|
37
|
41
|
48
|
33
|
43
|
32
|
35
|
41
|
49
|
52
|
42
|
33
|
51
|
48
|
34
|
32
|
38
|
34
|
38
|
38
|
45
|
43
|
30
|
30
|
36
|
38
|
38
|
41
|
32
|
31
|
|
|
2026/03
|
33
|
30
|
27
|
36
|
33
|
39
|
45
|
32
|
34
|
41
|
35
|
44
|
66
|
48
|
48
|
37
|
45
|
54
|
29
|
39
|
35
|
41
|
32
|
35
|
44
|
31
|
45
|
44
|
59
|
39
|
41
|
|
2026/02
|
25
|
44
|
47
|
24
|
27
|
42
|
28
|
46
|
42
|
39
|
58
|
70
|
48
|
46
|
28
|
37
|
45
|
54
|
61
|
67
|
46
|
54
|
98
|
56
|
30
|
53
|
40
|
39
|
|||
|
2026/01
|
19
|
26
|
38
|
31
|
42
|
54
|
50
|
56
|
65
|
60
|
62
|
56
|
60
|
54
|
48
|
56
|
44
|
25
|
37
|
30
|
43
|
51
|
39
|
54
|
54
|
37
|
22
|
30
|
31
|
38
|
16
|
|
2025/12
|
44
|
48
|
46
|
33
|
28
|
30
|
31
|
42
|
32
|
28
|
38
|
40
|
45
|
42
|
57
|
43
|
52
|
49
|
41
|
48
|
56
|
26
|
35
|
46
|
24
|
29
|
22
|
27
|
29
|
42
|
30
|
|
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
|
|
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