Air Quality
Excellent
No health implications.
8
PM2.5
24
PM10
86
O3
0.3
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Feb
43
Excellent
Mon
16 Feb
74
Good
Tue
17 Feb
170
Moderate
Wed
18 Feb
77
Good
Thu
19 Feb
76
Good
Fri
20 Feb
76
Good
Sat
21 Feb
49
Excellent
Air quality in the last 12 months (Shangdu)
|
2026/01
|
67
|
35
|
44
|
20
|
22
|
32
|
34
|
59
|
66
|
31
|
35
|
44
|
41
|
80
|
85
|
22
|
43
|
29
|
23
|
26
|
30
|
42
|
39
|
36
|
54
|
55
|
37
|
48
|
26
|
31
|
20
|
|
2025/12
|
26
|
23
|
29
|
27
|
42
|
57
|
29
|
29
|
46
|
44
|
21
|
47
|
33
|
61
|
63
|
47
|
34
|
44
|
38
|
20
|
38
|
54
|
30
|
32
|
24
|
42
|
46
|
42
|
25
|
22
|
30
|
|
2025/11
|
22
|
23
|
42
|
51
|
49
|
55
|
52
|
48
|
35
|
32
|
47
|
42
|
31
|
44
|
57
|
22
|
20
|
24
|
39
|
43
|
49
|
54
|
94
|
26
|
42
|
68
|
43
|
90
|
95
|
68
|
|
|
2025/10
|
43
|
48
|
41
|
46
|
43
|
40
|
31
|
27
|
26
|
33
|
32
|
32
|
48
|
42
|
33
|
36
|
22
|
30
|
26
|
25
|
33
|
46
|
41
|
45
|
20
|
20
|
25
|
40
|
44
|
18
|
19
|
|
2025/09
|
29
|
38
|
45
|
42
|
40
|
32
|
21
|
26
|
42
|
42
|
42
|
30
|
43
|
29
|
28
|
22
|
21
|
25
|
30
|
30
|
27
|
33
|
36
|
29
|
37
|
37
|
45
|
28
|
33
|
36
|
|
|
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
|
|||
|
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