Air Quality
Excellent
No health implications.
17
PM2.5
42
PM10
49
O3
0.7
CO
11
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Sep
49
Excellent
Tue
15 Sep
57
Good
Wed
16 Sep
65
Good
Thu
17 Sep
65
Good
Fri
18 Sep
61
Good
Sat
19 Sep
22
Excellent
Sun
20 Sep
47
Excellent
Air quality in the last 12 months (Yunan)
|
2026/08
|
22
|
17
|
22
|
19
|
24
|
38
|
43
|
35
|
39
|
33
|
42
|
45
|
36
|
24
|
21
|
43
|
36
|
25
|
25
|
28
|
20
|
27
|
27
|
25
|
26
|
20
|
15
|
30
|
34
|
26
|
21
|
|
2026/07
|
30
|
34
|
22
|
15
|
18
|
17
|
21
|
19
|
23
|
27
|
37
|
51
|
54
|
34
|
16
|
22
|
29
|
32
|
32
|
38
|
32
|
32
|
38
|
45
|
47
|
41
|
30
|
26
|
18
|
18
|
17
|
|
2026/06
|
47
|
43
|
43
|
41
|
34
|
31
|
25
|
28
|
21
|
27
|
40
|
45
|
26
|
24
|
20
|
23
|
18
|
18
|
23
|
29
|
28
|
29
|
35
|
38
|
30
|
24
|
29
|
37
|
29
|
23
|
|
|
2026/05
|
42
|
44
|
25
|
33
|
44
|
41
|
36
|
18
|
28
|
46
|
51
|
53
|
42
|
39
|
33
|
22
|
22
|
17
|
18
|
18
|
20
|
21
|
29
|
28
|
28
|
33
|
34
|
36
|
42
|
37
|
42
|
|
2026/04
|
26
|
37
|
52
|
32
|
51
|
58
|
52
|
42
|
41
|
37
|
43
|
44
|
37
|
35
|
29
|
31
|
32
|
39
|
45
|
46
|
33
|
31
|
16
|
21
|
41
|
60
|
41
|
32
|
25
|
26
|
|
|
2026/03
|
16
|
20
|
13
|
17
|
29
|
26
|
44
|
58
|
45
|
17
|
35
|
42
|
56
|
51
|
51
|
45
|
40
|
40
|
43
|
48
|
36
|
41
|
42
|
58
|
59
|
50
|
41
|
39
|
36
|
32
|
37
|
|
2026/02
|
34
|
45
|
56
|
64
|
59
|
57
|
35
|
28
|
43
|
53
|
44
|
35
|
49
|
60
|
44
|
34
|
47
|
38
|
52
|
59
|
63
|
51
|
43
|
49
|
44
|
55
|
40
|
21
|
|||
|
2026/01
|
63
|
46
|
39
|
57
|
54
|
44
|
55
|
52
|
54
|
60
|
55
|
63
|
67
|
68
|
72
|
71
|
86
|
77
|
70
|
56
|
31
|
31
|
31
|
57
|
69
|
74
|
53
|
53
|
61
|
48
|
32
|
|
2025/12
|
45
|
40
|
65
|
78
|
66
|
72
|
76
|
69
|
63
|
68
|
67
|
62
|
30
|
36
|
51
|
58
|
49
|
55
|
63
|
69
|
57
|
72
|
70
|
49
|
28
|
48
|
52
|
62
|
65
|
57
|
68
|
|
2025/11
|
33
|
33
|
24
|
11
|
18
|
36
|
32
|
30
|
20
|
17
|
18
|
30
|
34
|
36
|
50
|
53
|
52
|
31
|
24
|
35
|
44
|
49
|
59
|
61
|
51
|
55
|
60
|
63
|
60
|
59
|
|
|
2025/10
|
46
|
40
|
26
|
38
|
22
|
17
|
27
|
44
|
37
|
45
|
50
|
38
|
27
|
26
|
31
|
46
|
54
|
50
|
27
|
17
|
15
|
16
|
20
|
37
|
43
|
49
|
39
|
43
|
49
|
54
|
32
|
|
2025/09
|
28
|
31
|
36
|
44
|
36
|
39
|
45
|
15
|
15
|
20
|
23
|
30
|
32
|
38
|
32
|
31
|
40
|
36
|
40
|
31
|
15
|
21
|
26
|
16
|
16
|
23
|
35
|
36
|
37
|
34
|
|
|
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