Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
48
O3
0.5
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Aug
96
Good
Sun
24 Aug
63
Good
Mon
25 Aug
55
Good
Tue
26 Aug
58
Good
Wed
27 Aug
62
Good
Thu
28 Aug
27
Excellent
Fri
29 Aug
47
Excellent
Air quality in the last 12 months (Yangdong)
|
2025/06
|
26
|
25
|
28
|
33
|
32
|
17
|
12
|
14
|
19
|
19
|
17
|
17
|
18
|
26
|
23
|
21
|
13
|
13
|
10
|
11
|
12
|
10
|
9
|
12
|
17
|
13
|
11
|
12
|
17
|
14
|
|
|
2025/05
|
28
|
33
|
23
|
23
|
19
|
16
|
14
|
21
|
17
|
29
|
38
|
42
|
36
|
29
|
19
|
11
|
9
|
16
|
22
|
17
|
20
|
18
|
17
|
24
|
44
|
58
|
59
|
30
|
35
|
29
|
25
|
|
2025/04
|
27
|
47
|
46
|
50
|
50
|
75
|
69
|
48
|
39
|
30
|
22
|
37
|
208
|
146
|
125
|
103
|
74
|
50
|
32
|
25
|
25
|
23
|
23
|
21
|
14
|
43
|
27
|
26
|
36
|
44
|
|
|
2025/03
|
34
|
18
|
20
|
28
|
32
|
18
|
18
|
34
|
49
|
41
|
33
|
34
|
29
|
23
|
20
|
20
|
48
|
51
|
54
|
56
|
58
|
52
|
53
|
56
|
44
|
28
|
25
|
28
|
24
|
12
|
16
|
|
2025/02
|
33
|
24
|
16
|
27
|
52
|
53
|
36
|
44
|
52
|
48
|
43
|
39
|
54
|
47
|
31
|
36
|
58
|
63
|
48
|
37
|
51
|
56
|
42
|
34
|
60
|
62
|
59
|
33
|
|||
|
2025/01
|
79
|
71
|
68
|
71
|
74
|
85
|
85
|
75
|
85
|
61
|
49
|
54
|
58
|
62
|
60
|
68
|
64
|
67
|
65
|
68
|
57
|
56
|
44
|
45
|
31
|
18
|
31
|
40
|
72
|
47
|
36
|
|
2024/12
|
62
|
60
|
69
|
59
|
53
|
89
|
65
|
37
|
56
|
65
|
59
|
41
|
36
|
47
|
54
|
50
|
67
|
58
|
53
|
73
|
72
|
63
|
69
|
75
|
64
|
53
|
66
|
69
|
75
|
90
|
71
|
|
2024/11
|
41
|
37
|
52
|
52
|
48
|
56
|
52
|
52
|
46
|
46
|
61
|
73
|
65
|
30
|
29
|
44
|
34
|
38
|
26
|
14
|
29
|
38
|
42
|
53
|
34
|
35
|
36
|
44
|
46
|
53
|
|
|
2024/10
|
32
|
23
|
36
|
39
|
40
|
48
|
53
|
65
|
66
|
54
|
45
|
45
|
41
|
30
|
38
|
33
|
30
|
29
|
34
|
50
|
41
|
43
|
22
|
30
|
35
|
37
|
39
|
28
|
29
|
37
|
43
|
|
2024/09
|
21
|
17
|
27
|
47
|
39
|
11
|
23
|
22
|
25
|
28
|
36
|
30
|
28
|
29
|
27
|
38
|
37
|
23
|
29
|
31
|
23
|
20
|
20
|
22
|
30
|
23
|
28
|
33
|
27
|
32
|
|
|
2024/08
|
21
|
20
|
17
|
23
|
29
|
32
|
27
|
20
|
18
|
17
|
18
|
14
|
23
|
17
|
22
|
20
|
27
|
17
|
18
|
17
|
19
|
23
|
15
|
18
|
19
|
16
|
28
|
32
|
22
|
28
|
21
|
|
2024/07
|
21
|
20
|
16
|
14
|
14
|
9
|
15
|
9
|
11
|
9
|
10
|
11
|
10
|
15
|
15
|
14
|
14
|
11
|
18
|
17
|
15
|
16
|
13
|
18
|
23
|
24
|
20
|
17
|
10
|
16
|
20
|
|
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