Air Quality
Excellent
No health implications.
10
PM2.5
20
PM10
8
O3
0.5
CO
6
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 May
51
Good
Fri
9 May
40
Excellent
Sat
10 May
47
Excellent
Sun
11 May
61
Good
Mon
12 May
73
Good
Tue
13 May
36
Excellent
Wed
14 May
39
Excellent
Air quality in the last 12 months (Yunan)
|
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
|
|
2024/06
|
16
|
32
|
31
|
25
|
28
|
19
|
26
|
26
|
26
|
24
|
21
|
27
|
37
|
26
|
28
|
23
|
23
|
29
|
26
|
28
|
23
|
22
|
22
|
15
|
19
|
30
|
30
|
32
|
24
|
31
|
|
|
2024/05
|
21
|
27
|
27
|
29
|
23
|
43
|
30
|
37
|
39
|
54
|
38
|
27
|
49
|
57
|
65
|
63
|
55
|
51
|
37
|
18
|
16
|
31
|
46
|
34
|
31
|
28
|
29
|
27
|
36
|
47
|
27
|
|
2024/04
|
52
|
44
|
34
|
34
|
18
|
23
|
16
|
22
|
35
|
45
|
52
|
61
|
51
|
45
|
47
|
48
|
53
|
34
|
40
|
26
|
19
|
32
|
30
|
38
|
43
|
38
|
46
|
40
|
37
|
34
|
|
|
2024/03
|
41
|
48
|
47
|
36
|
42
|
40
|
53
|
47
|
54
|
18
|
21
|
35
|
56
|
39
|
45
|
51
|
59
|
49
|
22
|
64
|
69
|
50
|
49
|
50
|
49
|
37
|
58
|
51
|
56
|
54
|
62
|
|
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