Air Quality
Excellent
No health implications.
12
PM2.5
17
PM10
38
O3
0.7
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Sep
45
Excellent
Wed
10 Sep
46
Excellent
Thu
11 Sep
53
Good
Fri
12 Sep
54
Good
Sat
13 Sep
53
Good
Sun
14 Sep
22
Excellent
Mon
15 Sep
30
Excellent
Air quality in the last 12 months (Yunan)
|
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
|
|
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
|
|
|
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