Air Quality
Excellent
No health implications.
4
PM2.5
8
PM10
17
O3
0.4
CO
7
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
27
Excellent
Fri
22 May
40
Excellent
Sat
23 May
46
Excellent
Sun
24 May
52
Good
Mon
25 May
51
Good
Tue
26 May
51
Good
Wed
27 May
21
Excellent
Air quality in the last 12 months (Cangwu)
|
2026/04
|
27
|
39
|
52
|
25
|
43
|
61
|
48
|
45
|
42
|
42
|
49
|
49
|
41
|
42
|
35
|
37
|
27
|
39
|
44
|
50
|
40
|
29
|
17
|
25
|
42
|
57
|
55
|
36
|
25
|
26
|
|
|
2026/03
|
19
|
18
|
16
|
19
|
27
|
28
|
44
|
60
|
29
|
19
|
37
|
40
|
53
|
54
|
59
|
62
|
48
|
44
|
35
|
47
|
31
|
52
|
58
|
61
|
52
|
67
|
51
|
39
|
40
|
32
|
31
|
|
2026/02
|
34
|
44
|
55
|
61
|
62
|
62
|
32
|
29
|
47
|
55
|
27
|
29
|
49
|
56
|
43
|
35
|
39
|
33
|
56
|
51
|
66
|
66
|
44
|
42
|
30
|
54
|
27
|
22
|
|||
|
2026/01
|
57
|
46
|
45
|
56
|
42
|
47
|
51
|
49
|
52
|
60
|
54
|
56
|
66
|
70
|
69
|
79
|
84
|
75
|
73
|
44
|
27
|
26
|
38
|
59
|
68
|
73
|
41
|
51
|
57
|
55
|
25
|
|
2025/12
|
42
|
46
|
80
|
82
|
67
|
70
|
73
|
65
|
62
|
66
|
73
|
61
|
28
|
41
|
47
|
47
|
45
|
55
|
57
|
58
|
68
|
89
|
74
|
33
|
33
|
53
|
55
|
59
|
59
|
57
|
67
|
|
2025/11
|
34
|
33
|
19
|
10
|
16
|
32
|
29
|
21
|
14
|
14
|
17
|
39
|
36
|
37
|
45
|
47
|
52
|
28
|
27
|
32
|
41
|
44
|
55
|
55
|
50
|
54
|
57
|
62
|
57
|
53
|
|
|
2025/10
|
43
|
36
|
31
|
35
|
25
|
17
|
27
|
40
|
36
|
45
|
51
|
39
|
24
|
29
|
34
|
37
|
48
|
44
|
20
|
15
|
16
|
18
|
23
|
35
|
40
|
49
|
40
|
43
|
52
|
52
|
35
|
|
2025/09
|
34
|
33
|
39
|
40
|
42
|
41
|
39
|
16
|
14
|
20
|
24
|
30
|
36
|
40
|
37
|
31
|
34
|
33
|
38
|
33
|
17
|
20
|
24
|
16
|
16
|
24
|
32
|
38
|
36
|
36
|
|
|
2025/08
|
26
|
24
|
20
|
28
|
19
|
21
|
22
|
25
|
41
|
43
|
47
|
46
|
42
|
35
|
16
|
24
|
28
|
15
|
18
|
19
|
23
|
31
|
35
|
26
|
29
|
28
|
39
|
25
|
29
|
29
|
31
|
|
2025/07
|
19
|
21
|
28
|
38
|
44
|
36
|
43
|
32
|
39
|
30
|
28
|
23
|
26
|
35
|
33
|
37
|
43
|
45
|
30
|
20
|
13
|
16
|
19
|
23
|
34
|
41
|
39
|
42
|
38
|
32
|
23
|
|
2025/06
|
36
|
31
|
23
|
37
|
42
|
35
|
31
|
29
|
33
|
25
|
24
|
18
|
18
|
16
|
16
|
20
|
16
|
19
|
21
|
21
|
20
|
26
|
27
|
27
|
33
|
26
|
18
|
22
|
23
|
20
|
|
|
2025/05
|
30
|
44
|
38
|
26
|
28
|
23
|
25
|
25
|
21
|
39
|
37
|
47
|
52
|
45
|
34
|
25
|
16
|
16
|
20
|
25
|
32
|
30
|
30
|
23
|
43
|
37
|
48
|
49
|
18
|
19
|
26
|
|
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