Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
22
O3
1.1
CO
7
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Mar
39
Excellent
Tue
24 Mar
33
Excellent
Wed
25 Mar
32
Excellent
Thu
26 Mar
49
Excellent
Fri
27 Mar
40
Excellent
Sat
28 Mar
34
Excellent
Sun
29 Mar
43
Excellent
Air quality in the last 12 months (Baiyun)
|
2026/02
|
36
|
43
|
35
|
29
|
33
|
51
|
36
|
42
|
20
|
21
|
33
|
42
|
60
|
45
|
38
|
70
|
52
|
42
|
31
|
48
|
38
|
42
|
36
|
65
|
32
|
47
|
22
|
35
|
|||
|
2026/01
|
22
|
26
|
17
|
23
|
33
|
45
|
64
|
54
|
71
|
78
|
86
|
53
|
80
|
81
|
93
|
89
|
124
|
62
|
49
|
24
|
20
|
34
|
53
|
61
|
38
|
33
|
61
|
50
|
37
|
26
|
31
|
|
2025/12
|
89
|
85
|
75
|
68
|
53
|
59
|
37
|
52
|
50
|
39
|
56
|
57
|
33
|
50
|
52
|
71
|
53
|
60
|
36
|
33
|
48
|
31
|
22
|
32
|
41
|
57
|
74
|
82
|
48
|
38
|
30
|
|
2025/11
|
23
|
22
|
11
|
18
|
23
|
19
|
27
|
17
|
11
|
15
|
28
|
31
|
39
|
44
|
48
|
44
|
36
|
20
|
28
|
35
|
40
|
50
|
57
|
49
|
53
|
61
|
57
|
73
|
46
|
66
|
|
|
2025/10
|
13
|
16
|
18
|
22
|
21
|
18
|
15
|
20
|
20
|
24
|
28
|
30
|
30
|
33
|
15
|
15
|
21
|
17
|
14
|
15
|
13
|
20
|
30
|
34
|
29
|
29
|
30
|
29
|
43
|
20
|
23
|
|
2025/09
|
24
|
25
|
24
|
27
|
29
|
37
|
37
|
31
|
21
|
20
|
20
|
21
|
17
|
19
|
21
|
21
|
20
|
20
|
26
|
39
|
24
|
21
|
19
|
13
|
12
|
12
|
18
|
19
|
16
|
14
|
|
|
2025/08
|
26
|
32
|
31
|
29
|
30
|
25
|
19
|
20
|
24
|
28
|
23
|
27
|
31
|
35
|
20
|
17
|
19
|
23
|
16
|
19
|
18
|
15
|
21
|
22
|
23
|
23
|
19
|
27
|
26
|
28
|
32
|
|
2025/07
|
13
|
13
|
16
|
17
|
17
|
25
|
28
|
27
|
20
|
23
|
22
|
25
|
25
|
24
|
23
|
23
|
19
|
22
|
21
|
22
|
11
|
11
|
9
|
16
|
19
|
21
|
26
|
29
|
32
|
28
|
23
|
|
2025/06
|
23
|
14
|
27
|
27
|
31
|
34
|
39
|
46
|
37
|
29
|
34
|
29
|
32
|
21
|
29
|
32
|
24
|
21
|
13
|
25
|
31
|
14
|
26
|
18
|
16
|
12
|
19
|
17
|
18
|
13
|
|
|
2025/05
|
45
|
54
|
42
|
24
|
38
|
30
|
24
|
25
|
33
|
24
|
43
|
35
|
32
|
35
|
42
|
42
|
38
|
47
|
59
|
29
|
26
|
30
|
38
|
53
|
35
|
24
|
13
|
12
|
20
|
23
|
18
|
|
2025/04
|
32
|
45
|
58
|
65
|
55
|
58
|
58
|
53
|
63
|
56
|
56
|
136
|
221
|
100
|
81
|
62
|
61
|
55
|
24
|
33
|
39
|
24
|
43
|
19
|
45
|
29
|
17
|
27
|
36
|
16
|
|
|
2025/03
|
42
|
53
|
61
|
32
|
18
|
24
|
39
|
38
|
19
|
29
|
37
|
54
|
27
|
23
|
22
|
28
|
35
|
20
|
34
|
44
|
52
|
65
|
54
|
62
|
55
|
57
|
67
|
69
|
16
|
25
|
38
|
|
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