Air Quality
Excellent
No health implications.
20
PM2.5
31
PM10
59
O3
0.4
CO
6
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
52
Good
Wed
27 May
57
Good
Thu
28 May
52
Good
Fri
29 May
60
Good
Sat
30 May
55
Good
Sun
31 May
39
Excellent
Mon
1 Jun
34
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