Air Quality
Excellent
No health implications.
8
PM2.5
24
PM10
11
O3
0.5
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Aug
45
Excellent
Fri
22 Aug
49
Excellent
Sat
23 Aug
58
Good
Sun
24 Aug
58
Good
Mon
25 Aug
50
Excellent
Tue
26 Aug
38
Excellent
Wed
27 Aug
50
Excellent
Air quality in the last 12 months (Yunan)
|
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
|
|
2025/04
|
32
|
56
|
66
|
60
|
75
|
80
|
72
|
70
|
67
|
59
|
49
|
82
|
212
|
165
|
117
|
96
|
88
|
65
|
43
|
40
|
33
|
41
|
36
|
40
|
18
|
33
|
48
|
30
|
53
|
52
|
|
|
2025/03
|
43
|
40
|
54
|
29
|
15
|
15
|
21
|
28
|
44
|
62
|
74
|
46
|
42
|
42
|
26
|
19
|
44
|
40
|
53
|
63
|
67
|
74
|
80
|
89
|
76
|
66
|
45
|
53
|
13
|
13
|
16
|
|
2025/02
|
40
|
29
|
17
|
25
|
39
|
53
|
27
|
45
|
53
|
56
|
60
|
53
|
48
|
69
|
75
|
66
|
46
|
51
|
63
|
61
|
31
|
42
|
22
|
31
|
75
|
90
|
81
|
60
|
|||
|
2025/01
|
87
|
79
|
72
|
81
|
94
|
91
|
84
|
82
|
81
|
45
|
54
|
69
|
72
|
93
|
75
|
78
|
69
|
76
|
77
|
71
|
72
|
68
|
61
|
48
|
42
|
23
|
38
|
41
|
106
|
54
|
41
|
|
2024/12
|
68
|
74
|
74
|
68
|
71
|
77
|
41
|
31
|
50
|
53
|
51
|
34
|
40
|
62
|
55
|
61
|
68
|
59
|
57
|
71
|
70
|
74
|
80
|
75
|
75
|
68
|
77
|
81
|
78
|
80
|
81
|
|
2024/11
|
49
|
55
|
61
|
54
|
66
|
61
|
56
|
61
|
68
|
64
|
63
|
64
|
59
|
55
|
43
|
44
|
46
|
24
|
23
|
24
|
29
|
27
|
37
|
45
|
38
|
28
|
39
|
53
|
56
|
58
|
|
|
2024/10
|
39
|
31
|
53
|
52
|
53
|
52
|
61
|
51
|
47
|
47
|
54
|
59
|
65
|
63
|
48
|
43
|
40
|
41
|
39
|
23
|
39
|
44
|
23
|
42
|
51
|
44
|
30
|
23
|
25
|
43
|
58
|
|
2024/09
|
40
|
47
|
35
|
44
|
46
|
28
|
17
|
20
|
28
|
28
|
40
|
50
|
45
|
43
|
31
|
42
|
36
|
33
|
48
|
44
|
41
|
21
|
24
|
23
|
26
|
42
|
49
|
57
|
51
|
55
|
|
|
2024/08
|
27
|
35
|
38
|
50
|
44
|
52
|
54
|
50
|
52
|
45
|
42
|
28
|
22
|
36
|
23
|
22
|
23
|
20
|
32
|
38
|
26
|
25
|
33
|
40
|
39
|
41
|
45
|
51
|
42
|
36
|
45
|
|
2024/07
|
33
|
33
|
22
|
25
|
26
|
27
|
30
|
29
|
31
|
24
|
25
|
21
|
23
|
29
|
36
|
30
|
28
|
18
|
29
|
37
|
31
|
28
|
26
|
34
|
32
|
38
|
28
|
20
|
15
|
22
|
21
|
|
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