Air Quality
Excellent
No health implications.
20
PM2.5
34
PM10
10
O3
0.8
CO
9
SO2
42
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Mar
49
Excellent
Thu
13 Mar
44
Excellent
Fri
14 Mar
34
Excellent
Sat
15 Mar
36
Excellent
Sun
16 Mar
37
Excellent
Mon
17 Mar
44
Excellent
Tue
18 Mar
45
Excellent
Air quality in the last 12 months (Yunan)
|
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
|
|
2024/02
|
54
|
43
|
38
|
25
|
20
|
18
|
13
|
17
|
36
|
108
|
80
|
62
|
65
|
54
|
49
|
30
|
46
|
37
|
41
|
40
|
45
|
31
|
20
|
20
|
18
|
14
|
13
|
16
|
16
|
||
|
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