Air Quality
Excellent
No health implications.
15
PM2.5
13
PM10
40
O3
0.3
CO
14
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Oct
42
Excellent
Sun
26 Oct
44
Excellent
Mon
27 Oct
52
Good
Tue
28 Oct
58
Good
Wed
29 Oct
63
Good
Thu
30 Oct
32
Excellent
Fri
31 Oct
16
Excellent
Air quality in the last 12 months (Shangdu)
|
2025/08
|
40
|
38
|
33
|
39
|
34
|
21
|
23
|
27
|
22
|
25
|
38
|
25
|
23
|
35
|
40
|
28
|
33
|
30
|
28
|
28
|
34
|
35
|
31
|
29
|
25
|
27
|
25
|
36
|
37
|
38
|
31
|
|
2025/07
|
27
|
27
|
35
|
36
|
20
|
19
|
25
|
28
|
31
|
33
|
32
|
32
|
19
|
27
|
31
|
15
|
22
|
28
|
31
|
21
|
22
|
28
|
34
|
22
|
25
|
26
|
28
|
29
|
24
|
20
|
31
|
|
2025/06
|
35
|
22
|
21
|
23
|
26
|
23
|
22
|
22
|
27
|
29
|
39
|
46
|
32
|
25
|
20
|
25
|
26
|
31
|
22
|
20
|
20
|
29
|
31
|
33
|
41
|
41
|
42
|
32
|
40
|
34
|
|
|
2025/05
|
26
|
25
|
20
|
35
|
82
|
27
|
49
|
60
|
41
|
49
|
31
|
43
|
40
|
31
|
37
|
89
|
27
|
31
|
24
|
50
|
29
|
35
|
44
|
31
|
41
|
30
|
29
|
41
|
51
|
52
|
20
|
|
2025/04
|
20
|
26
|
70
|
41
|
25
|
46
|
31
|
32
|
35
|
33
|
74
|
41
|
38
|
31
|
33
|
88
|
70
|
23
|
24
|
45
|
47
|
38
|
45
|
24
|
27
|
39
|
20
|
24
|
40
|
20
|
|
|
2025/03
|
50
|
22
|
32
|
48
|
35
|
22
|
34
|
52
|
62
|
94
|
130
|
59
|
45
|
42
|
32
|
22
|
25
|
22
|
21
|
24
|
28
|
48
|
141
|
115
|
43
|
108
|
31
|
29
|
24
|
22
|
22
|
|
2025/02
|
57
|
29
|
23
|
27
|
39
|
65
|
25
|
23
|
33
|
52
|
50
|
41
|
54
|
50
|
72
|
21
|
26
|
19
|
20
|
20
|
23
|
26
|
23
|
46
|
35
|
47
|
59
|
49
|
|||
|
2025/01
|
50
|
21
|
32
|
35
|
41
|
22
|
32
|
22
|
24
|
31
|
39
|
33
|
44
|
26
|
36
|
56
|
45
|
50
|
46
|
53
|
29
|
40
|
50
|
41
|
69
|
105
|
25
|
44
|
202
|
76
|
66
|
|
2024/12
|
38
|
24
|
27
|
22
|
22
|
24
|
23
|
33
|
34
|
29
|
33
|
39
|
29
|
30
|
36
|
35
|
23
|
25
|
42
|
33
|
25
|
36
|
34
|
49
|
46
|
24
|
26
|
49
|
100
|
51
|
42
|
|
2024/11
|
50
|
44
|
29
|
20
|
25
|
37
|
51
|
66
|
84
|
34
|
46
|
41
|
55
|
50
|
50
|
46
|
30
|
35
|
53
|
51
|
30
|
36
|
56
|
66
|
28
|
34
|
29
|
21
|
23
|
38
|
|
|
2024/10
|
18
|
19
|
29
|
44
|
43
|
25
|
20
|
32
|
35
|
29
|
39
|
47
|
47
|
38
|
22
|
51
|
64
|
28
|
21
|
25
|
30
|
20
|
33
|
43
|
50
|
29
|
19
|
31
|
24
|
30
|
35
|
|
2024/09
|
20
|
21
|
30
|
28
|
20
|
20
|
21
|
31
|
31
|
18
|
19
|
25
|
25
|
17
|
22
|
21
|
20
|
34
|
41
|
20
|
19
|
20
|
30
|
34
|
18
|
30
|
55
|
48
|
29
|
17
|
|
|
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