Air Quality
Excellent
No health implications.
3
PM2.5
16
PM10
52
O3
0.4
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 May
39
Excellent
Thu
21 May
37
Excellent
Fri
22 May
48
Excellent
Sat
23 May
53
Good
Sun
24 May
53
Good
Mon
25 May
52
Good
Tue
26 May
27
Excellent
Air quality in the last 12 months (Yunan)
|
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
|
|
|
2025/08
|
25
|
21
|
21
|
31
|
20
|
19
|
25
|
26
|
37
|
36
|
40
|
42
|
39
|
38
|
15
|
27
|
25
|
12
|
21
|
18
|
23
|
26
|
37
|
28
|
31
|
32
|
43
|
28
|
33
|
33
|
28
|
|
2025/07
|
20
|
26
|
31
|
42
|
47
|
40
|
42
|
30
|
39
|
31
|
32
|
27
|
31
|
39
|
33
|
35
|
40
|
46
|
32
|
21
|
11
|
17
|
16
|
24
|
36
|
36
|
38
|
42
|
36
|
29
|
24
|
|
2025/06
|
31
|
31
|
19
|
30
|
35
|
29
|
29
|
23
|
35
|
30
|
26
|
16
|
15
|
16
|
17
|
22
|
18
|
19
|
18
|
19
|
17
|
23
|
21
|
23
|
26
|
22
|
16
|
22
|
23
|
21
|
|
|
2025/05
|
30
|
41
|
34
|
28
|
28
|
26
|
19
|
24
|
20
|
34
|
36
|
51
|
49
|
40
|
28
|
25
|
16
|
19
|
21
|
25
|
32
|
30
|
31
|
16
|
42
|
37
|
55
|
52
|
21
|
20
|
27
|
|
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