Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
33
O3
0.5
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Sep
50
Excellent
Tue
9 Sep
53
Good
Wed
10 Sep
53
Good
Thu
11 Sep
59
Good
Fri
12 Sep
65
Good
Sat
13 Sep
64
Good
Sun
14 Sep
20
Excellent
Air quality in the last 12 months (Yangshan)
|
2025/08
|
26
|
20
|
19
|
21
|
13
|
15
|
21
|
24
|
39
|
33
|
34
|
36
|
34
|
26
|
10
|
21
|
25
|
14
|
13
|
17
|
22
|
25
|
32
|
21
|
20
|
22
|
26
|
24
|
27
|
22
|
25
|
|
2025/07
|
13
|
20
|
22
|
35
|
45
|
38
|
37
|
37
|
36
|
23
|
17
|
20
|
25
|
29
|
32
|
36
|
42
|
30
|
26
|
14
|
13
|
11
|
16
|
24
|
25
|
34
|
34
|
24
|
26
|
29
|
20
|
|
2025/06
|
34
|
26
|
20
|
35
|
40
|
40
|
34
|
26
|
30
|
29
|
21
|
19
|
21
|
14
|
13
|
23
|
11
|
11
|
18
|
17
|
16
|
22
|
26
|
27
|
32
|
20
|
14
|
16
|
20
|
18
|
|
|
2025/05
|
41
|
51
|
45
|
31
|
27
|
25
|
34
|
27
|
20
|
43
|
35
|
38
|
50
|
48
|
39
|
25
|
20
|
13
|
22
|
23
|
26
|
25
|
25
|
28
|
49
|
44
|
44
|
46
|
16
|
21
|
25
|
|
2025/04
|
35
|
48
|
58
|
73
|
80
|
71
|
73
|
65
|
77
|
51
|
55
|
115
|
224
|
142
|
88
|
85
|
86
|
77
|
38
|
33
|
34
|
39
|
37
|
29
|
16
|
33
|
32
|
21
|
48
|
55
|
|
|
2025/03
|
35
|
39
|
45
|
17
|
13
|
16
|
29
|
39
|
46
|
63
|
61
|
51
|
40
|
42
|
15
|
23
|
49
|
32
|
43
|
47
|
48
|
62
|
70
|
79
|
82
|
64
|
51
|
55
|
16
|
13
|
19
|
|
2025/02
|
37
|
19
|
15
|
40
|
53
|
51
|
25
|
60
|
43
|
53
|
61
|
60
|
62
|
73
|
85
|
47
|
32
|
29
|
48
|
47
|
20
|
29
|
13
|
43
|
69
|
86
|
79
|
58
|
|||
|
2025/01
|
78
|
72
|
76
|
87
|
112
|
96
|
79
|
82
|
74
|
40
|
49
|
53
|
55
|
59
|
67
|
62
|
57
|
55
|
63
|
64
|
65
|
65
|
67
|
88
|
66
|
21
|
39
|
56
|
140
|
70
|
59
|
|
2024/12
|
58
|
58
|
59
|
69
|
90
|
55
|
26
|
33
|
73
|
76
|
33
|
42
|
48
|
67
|
49
|
49
|
56
|
53
|
60
|
68
|
68
|
76
|
76
|
77
|
79
|
93
|
101
|
101
|
74
|
78
|
77
|
|
2024/11
|
47
|
57
|
60
|
60
|
53
|
59
|
42
|
45
|
56
|
57
|
53
|
52
|
55
|
55
|
27
|
32
|
28
|
13
|
14
|
20
|
25
|
31
|
36
|
47
|
46
|
19
|
34
|
45
|
46
|
56
|
|
|
2024/10
|
34
|
34
|
47
|
43
|
44
|
49
|
69
|
61
|
47
|
38
|
50
|
50
|
57
|
73
|
47
|
41
|
43
|
44
|
32
|
17
|
28
|
27
|
21
|
31
|
38
|
48
|
26
|
18
|
36
|
45
|
45
|
|
2024/09
|
31
|
34
|
31
|
33
|
33
|
23
|
17
|
19
|
21
|
26
|
33
|
42
|
44
|
35
|
25
|
25
|
34
|
35
|
39
|
34
|
24
|
20
|
28
|
30
|
33
|
33
|
36
|
36
|
40
|
36
|
|
|
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