Air Quality
Excellent
No health implications.
24
PM2.5
30
PM10
37
O3
0.6
CO
9
SO2
23
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Nov
25
Excellent
Mon
25 Nov
26
Excellent
Tue
26 Nov
27
Excellent
Wed
27 Nov
27
Excellent
Thu
28 Nov
35
Excellent
Fri
29 Nov
42
Excellent
Sat
30 Nov
41
Excellent
Air quality in the last 12 months (Yunyan)
|
2024/10
|
7
|
11
|
35
|
40
|
40
|
58
|
29
|
24
|
42
|
52
|
59
|
47
|
33
|
18
|
26
|
30
|
22
|
29
|
17
|
12
|
21
|
13
|
23
|
20
|
17
|
30
|
50
|
43
|
33
|
35
|
43
|
|
2024/09
|
23
|
20
|
16
|
19
|
29
|
37
|
28
|
15
|
16
|
22
|
21
|
30
|
31
|
33
|
24
|
31
|
20
|
22
|
27
|
32
|
27
|
16
|
29
|
32
|
43
|
47
|
43
|
40
|
25
|
13
|
|
|
2024/08
|
11
|
12
|
14
|
14
|
20
|
20
|
23
|
22
|
25
|
22
|
29
|
50
|
49
|
40
|
33
|
36
|
28
|
27
|
42
|
34
|
30
|
20
|
16
|
15
|
14
|
21
|
21
|
26
|
34
|
31
|
22
|
|
2024/07
|
22
|
29
|
15
|
14
|
17
|
18
|
20
|
24
|
25
|
25
|
23
|
22
|
23
|
18
|
17
|
19
|
18
|
16
|
13
|
14
|
14
|
18
|
17
|
14
|
26
|
41
|
37
|
35
|
17
|
18
|
14
|
|
2024/06
|
28
|
30
|
8
|
16
|
21
|
22
|
16
|
11
|
9
|
12
|
30
|
28
|
33
|
36
|
46
|
29
|
12
|
26
|
21
|
26
|
29
|
14
|
28
|
31
|
15
|
10
|
11
|
16
|
15
|
30
|
|
|
2024/05
|
18
|
17
|
13
|
15
|
33
|
43
|
23
|
24
|
20
|
19
|
20
|
15
|
40
|
43
|
43
|
39
|
38
|
15
|
25
|
32
|
20
|
24
|
39
|
35
|
34
|
23
|
30
|
29
|
19
|
13
|
34
|
|
2024/04
|
45
|
49
|
46
|
15
|
18
|
16
|
17
|
22
|
36
|
44
|
34
|
47
|
59
|
59
|
71
|
71
|
48
|
27
|
20
|
23
|
27
|
46
|
26
|
36
|
41
|
46
|
40
|
54
|
59
|
17
|
|
|
2024/03
|
44
|
63
|
35
|
37
|
32
|
25
|
57
|
56
|
41
|
48
|
54
|
48
|
40
|
34
|
28
|
35
|
44
|
16
|
37
|
65
|
61
|
52
|
42
|
49
|
33
|
37
|
56
|
29
|
51
|
48
|
52
|
|
2024/02
|
54
|
26
|
18
|
30
|
20
|
19
|
25
|
39
|
90
|
214
|
86
|
48
|
52
|
48
|
65
|
41
|
43
|
43
|
50
|
65
|
60
|
17
|
18
|
22
|
18
|
22
|
39
|
35
|
35
|
||
|
2024/01
|
46
|
27
|
32
|
36
|
71
|
74
|
43
|
22
|
59
|
55
|
44
|
62
|
28
|
24
|
25
|
26
|
20
|
22
|
25
|
23
|
20
|
27
|
37
|
43
|
50
|
56
|
54
|
50
|
54
|
25
|
26
|
|
2023/12
|
65
|
35
|
40
|
36
|
54
|
53
|
71
|
52
|
68
|
44
|
48
|
29
|
27
|
34
|
42
|
35
|
37
|
20
|
42
|
40
|
41
|
56
|
84
|
87
|
88
|
58
|
85
|
82
|
85
|
94
|
91
|
|
2023/11
|
50
|
47
|
53
|
48
|
37
|
35
|
34
|
22
|
40
|
17
|
22
|
13
|
22
|
30
|
19
|
36
|
57
|
62
|
85
|
87
|
46
|
50
|
93
|
81
|
57
|
44
|
62
|
54
|
61
|
47
|
|
|
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