Air Quality
Excellent
No health implications.
25
PM2.5
35
PM10
101
O3
0.6
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Apr
47
Excellent
Wed
22 Apr
54
Good
Thu
23 Apr
53
Good
Fri
24 Apr
51
Good
Sat
25 Apr
51
Good
Sun
26 Apr
22
Excellent
Mon
27 Apr
31
Excellent
Air quality in the last 12 months (Cangshan)
|
2026/03
|
25
|
23
|
26
|
30
|
19
|
32
|
42
|
44
|
40
|
40
|
42
|
42
|
42
|
38
|
36
|
38
|
44
|
54
|
24
|
41
|
36
|
42
|
38
|
27
|
43
|
34
|
32
|
34
|
45
|
55
|
41
|
|
2026/02
|
22
|
39
|
53
|
44
|
49
|
51
|
15
|
33
|
36
|
37
|
42
|
52
|
49
|
52
|
55
|
36
|
51
|
47
|
49
|
47
|
49
|
49
|
84
|
64
|
23
|
26
|
20
|
18
|
|||
|
2026/01
|
32
|
22
|
33
|
36
|
37
|
27
|
44
|
46
|
54
|
49
|
60
|
61
|
52
|
52
|
46
|
52
|
54
|
38
|
41
|
21
|
29
|
39
|
42
|
42
|
44
|
40
|
27
|
27
|
41
|
29
|
17
|
|
2025/12
|
39
|
46
|
53
|
44
|
37
|
34
|
39
|
43
|
52
|
36
|
39
|
59
|
40
|
29
|
45
|
41
|
43
|
72
|
60
|
45
|
71
|
32
|
40
|
38
|
25
|
46
|
32
|
31
|
33
|
40
|
36
|
|
2025/11
|
23
|
43
|
50
|
15
|
15
|
27
|
37
|
38
|
28
|
34
|
30
|
11
|
13
|
30
|
47
|
42
|
35
|
22
|
23
|
32
|
37
|
43
|
46
|
44
|
46
|
83
|
62
|
84
|
74
|
56
|
|
|
2025/10
|
24
|
18
|
22
|
26
|
31
|
36
|
22
|
27
|
26
|
31
|
32
|
30
|
40
|
34
|
20
|
26
|
34
|
28
|
17
|
16
|
10
|
13
|
25
|
25
|
30
|
41
|
38
|
22
|
27
|
35
|
23
|
|
2025/09
|
30
|
26
|
27
|
35
|
30
|
15
|
20
|
19
|
19
|
31
|
24
|
37
|
40
|
31
|
22
|
15
|
14
|
13
|
15
|
18
|
17
|
21
|
17
|
21
|
17
|
16
|
18
|
22
|
27
|
33
|
|
|
2025/08
|
35
|
26
|
25
|
22
|
18
|
29
|
40
|
42
|
42
|
29
|
29
|
26
|
18
|
22
|
11
|
14
|
15
|
20
|
29
|
23
|
25
|
26
|
34
|
30
|
15
|
14
|
12
|
14
|
14
|
14
|
21
|
|
2025/07
|
16
|
16
|
23
|
23
|
21
|
16
|
17
|
27
|
20
|
16
|
12
|
20
|
29
|
22
|
31
|
33
|
42
|
19
|
15
|
14
|
8
|
14
|
14
|
16
|
23
|
16
|
13
|
21
|
20
|
26
|
33
|
|
2025/06
|
42
|
43
|
10
|
26
|
35
|
36
|
28
|
35
|
26
|
21
|
26
|
14
|
14
|
22
|
21
|
22
|
34
|
33
|
20
|
22
|
22
|
25
|
33
|
34
|
32
|
28
|
28
|
27
|
30
|
19
|
|
|
2025/05
|
46
|
47
|
58
|
49
|
43
|
46
|
52
|
48
|
39
|
26
|
31
|
34
|
36
|
33
|
42
|
39
|
31
|
25
|
29
|
36
|
28
|
24
|
45
|
10
|
51
|
43
|
41
|
17
|
13
|
30
|
42
|
|
2025/04
|
17
|
34
|
43
|
45
|
42
|
49
|
58
|
59
|
67
|
44
|
49
|
43
|
96
|
93
|
80
|
67
|
68
|
62
|
57
|
20
|
46
|
57
|
34
|
22
|
14
|
22
|
32
|
42
|
43
|
42
|
|
|
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