Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
32
PM2.5
72
PM10
183
O3
0.7
CO
7
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 May
125
Lightly
Sat
18 May
108
Lightly
Sun
19 May
76
Good
Mon
20 May
57
Good
Tue
21 May
73
Good
Wed
22 May
77
Good
Thu
23 May
80
Good
Air quality in the last 12 months (Baiyun)
|
2024/02
|
38
|
28
|
27
|
24
|
18
|
22
|
12
|
11
|
25
|
62
|
64
|
60
|
45
|
47
|
42
|
31
|
29
|
29
|
31
|
23
|
32
|
29
|
26
|
27
|
22
|
27
|
23
|
49
|
28
|
||
|
2024/01
|
80
|
67
|
32
|
44
|
72
|
80
|
63
|
61
|
54
|
30
|
47
|
63
|
96
|
68
|
68
|
60
|
53
|
44
|
51
|
42
|
29
|
21
|
32
|
33
|
43
|
49
|
50
|
42
|
56
|
77
|
64
|
|
2023/12
|
56
|
50
|
53
|
48
|
41
|
47
|
44
|
66
|
59
|
44
|
50
|
52
|
43
|
63
|
63
|
26
|
35
|
39
|
17
|
31
|
34
|
59
|
46
|
47
|
47
|
68
|
84
|
79
|
78
|
80
|
77
|
|
2023/11
|
57
|
66
|
65
|
60
|
34
|
42
|
40
|
69
|
50
|
60
|
24
|
18
|
21
|
31
|
39
|
36
|
55
|
60
|
57
|
69
|
65
|
69
|
86
|
56
|
73
|
67
|
70
|
58
|
69
|
52
|
|
|
2023/10
|
43
|
26
|
47
|
50
|
34
|
35
|
21
|
21
|
15
|
17
|
22
|
36
|
35
|
52
|
52
|
43
|
45
|
39
|
39
|
22
|
19
|
27
|
38
|
42
|
81
|
58
|
61
|
41
|
34
|
47
|
41
|
|
2023/09
|
27
|
20
|
22
|
37
|
38
|
30
|
15
|
17
|
24
|
19
|
21
|
27
|
25
|
23
|
17
|
25
|
27
|
27
|
32
|
33
|
48
|
50
|
55
|
30
|
27
|
35
|
41
|
46
|
33
|
31
|
|
|
2023/08
|
29
|
37
|
64
|
24
|
26
|
29
|
30
|
25
|
34
|
38
|
30
|
27
|
28
|
33
|
29
|
40
|
37
|
46
|
63
|
27
|
25
|
28
|
25
|
25
|
27
|
31
|
23
|
23
|
27
|
25
|
25
|
|
2023/07
|
22
|
17
|
17
|
22
|
25
|
21
|
20
|
23
|
21
|
24
|
24
|
26
|
27
|
43
|
66
|
28
|
15
|
20
|
24
|
23
|
34
|
28
|
32
|
24
|
31
|
54
|
33
|
27
|
31
|
20
|
28
|
|
2023/06
|
48
|
70
|
48
|
27
|
31
|
28
|
22
|
21
|
26
|
30
|
30
|
32
|
47
|
31
|
29
|
24
|
17
|
24
|
21
|
27
|
24
|
23
|
21
|
25
|
21
|
34
|
35
|
23
|
44
|
27
|
|
|
2023/05
|
59
|
43
|
34
|
29
|
29
|
28
|
23
|
32
|
47
|
45
|
42
|
25
|
42
|
51
|
68
|
42
|
27
|
48
|
45
|
44
|
33
|
36
|
30
|
31
|
38
|
28
|
36
|
47
|
55
|
64
|
54
|
|
2023/04
|
33
|
37
|
35
|
32
|
26
|
32
|
27
|
64
|
60
|
55
|
45
|
52
|
45
|
57
|
50
|
75
|
49
|
40
|
34
|
67
|
29
|
36
|
38
|
34
|
19
|
28
|
43
|
41
|
30
|
43
|
|
|
2023/03
|
89
|
68
|
84
|
72
|
83
|
69
|
58
|
57
|
68
|
74
|
57
|
55
|
87
|
85
|
58
|
70
|
59
|
69
|
38
|
38
|
33
|
44
|
45
|
31
|
33
|
15
|
18
|
24
|
19
|
21
|
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