Air Quality
Excellent
No health implications.
19
PM2.5
35
PM10
62
O3
0.3
CO
12
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Mar
61
Good
Sat
22 Mar
64
Good
Sun
23 Mar
73
Good
Mon
24 Mar
77
Good
Tue
25 Mar
74
Good
Wed
26 Mar
118
Light
Thu
27 Mar
26
Excellent
Air quality in the last 12 months (Shangdu)
|
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
|
|
|
2024/08
|
21
|
31
|
31
|
32
|
27
|
23
|
34
|
31
|
32
|
60
|
19
|
20
|
21
|
26
|
29
|
44
|
32
|
28
|
30
|
22
|
16
|
15
|
16
|
22
|
20
|
20
|
26
|
30
|
32
|
28
|
30
|
|
2024/07
|
17
|
27
|
26
|
23
|
28
|
23
|
30
|
29
|
44
|
44
|
42
|
29
|
29
|
39
|
40
|
24
|
17
|
19
|
30
|
29
|
60
|
72
|
33
|
33
|
27
|
22
|
21
|
19
|
20
|
27
|
24
|
|
2024/06
|
23
|
26
|
36
|
34
|
42
|
32
|
19
|
29
|
26
|
35
|
29
|
33
|
28
|
19
|
20
|
18
|
24
|
43
|
34
|
40
|
76
|
391
|
107
|
19
|
23
|
46
|
49
|
46
|
31
|
24
|
|
|
2024/05
|
28
|
34
|
46
|
51
|
40
|
30
|
21
|
28
|
51
|
129
|
41
|
21
|
33
|
51
|
33
|
54
|
47
|
77
|
63
|
39
|
44
|
62
|
64
|
54
|
45
|
30
|
24
|
27
|
52
|
40
|
25
|
|
2024/04
|
46
|
38
|
18
|
37
|
37
|
21
|
32
|
41
|
53
|
52
|
58
|
68
|
67
|
157
|
159
|
28
|
36
|
45
|
53
|
21
|
45
|
54
|
23
|
58
|
182
|
69
|
152
|
30
|
22
|
20
|
|
|
2024/03
|
30
|
68
|
29
|
55
|
28
|
20
|
27
|
23
|
41
|
52
|
26
|
22
|
25
|
45
|
64
|
109
|
35
|
111
|
42
|
25
|
74
|
25
|
44
|
40
|
42
|
66
|
219
|
219
|
55
|
24
|
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