Air Quality
Excellent
No health implications.
6
PM2.5
20
PM10
103
O3
0.4
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Feb
52
Good
Sun
22 Feb
52
Good
Mon
23 Feb
54
Good
Tue
24 Feb
36
Excellent
Wed
25 Feb
37
Excellent
Thu
26 Feb
40
Excellent
Fri
27 Feb
17
Excellent
Air quality in the last 12 months (Songming)
|
2026/01
|
47
|
32
|
25
|
24
|
36
|
37
|
42
|
40
|
37
|
38
|
58
|
35
|
48
|
42
|
58
|
31
|
49
|
43
|
40
|
35
|
32
|
45
|
42
|
41
|
41
|
46
|
43
|
45
|
40
|
36
|
47
|
|
2025/12
|
49
|
53
|
59
|
36
|
41
|
42
|
46
|
52
|
40
|
47
|
50
|
34
|
54
|
53
|
38
|
41
|
48
|
38
|
35
|
41
|
39
|
27
|
42
|
37
|
42
|
46
|
48
|
41
|
33
|
36
|
35
|
|
2025/11
|
22
|
13
|
8
|
21
|
23
|
16
|
24
|
27
|
11
|
15
|
22
|
27
|
35
|
33
|
34
|
36
|
39
|
29
|
18
|
33
|
45
|
33
|
36
|
44
|
38
|
54
|
43
|
53
|
52
|
49
|
|
|
2025/10
|
10
|
11
|
17
|
17
|
23
|
21
|
8
|
9
|
12
|
17
|
21
|
21
|
27
|
26
|
27
|
19
|
14
|
17
|
22
|
23
|
14
|
16
|
20
|
33
|
32
|
25
|
22
|
26
|
26
|
35
|
34
|
|
2025/09
|
21
|
27
|
25
|
21
|
22
|
22
|
24
|
27
|
23
|
24
|
16
|
15
|
15
|
12
|
19
|
17
|
18
|
28
|
20
|
28
|
22
|
25
|
14
|
15
|
29
|
11
|
13
|
15
|
10
|
12
|
|
|
2025/08
|
29
|
30
|
27
|
25
|
27
|
28
|
22
|
14
|
17
|
18
|
19
|
17
|
22
|
35
|
29
|
13
|
15
|
20
|
22
|
26
|
17
|
9
|
10
|
15
|
14
|
13
|
13
|
16
|
15
|
15
|
21
|
|
2025/07
|
13
|
10
|
13
|
18
|
16
|
19
|
18
|
15
|
17
|
20
|
17
|
23
|
30
|
29
|
31
|
33
|
27
|
30
|
20
|
24
|
17
|
12
|
12
|
13
|
15
|
14
|
16
|
28
|
44
|
24
|
26
|
|
2025/06
|
12
|
19
|
16
|
23
|
27
|
34
|
36
|
35
|
37
|
31
|
28
|
39
|
47
|
42
|
19
|
25
|
19
|
11
|
13
|
13
|
19
|
11
|
16
|
12
|
11
|
13
|
12
|
15
|
16
|
16
|
|
|
2025/05
|
37
|
29
|
24
|
21
|
32
|
33
|
30
|
27
|
41
|
30
|
24
|
35
|
29
|
35
|
29
|
26
|
33
|
30
|
34
|
31
|
35
|
32
|
50
|
28
|
17
|
18
|
13
|
14
|
15
|
14
|
12
|
|
2025/04
|
44
|
51
|
72
|
78
|
78
|
62
|
66
|
65
|
62
|
67
|
54
|
56
|
77
|
64
|
60
|
27
|
25
|
32
|
34
|
36
|
30
|
33
|
40
|
47
|
41
|
61
|
64
|
46
|
33
|
29
|
|
|
2025/03
|
46
|
44
|
42
|
45
|
51
|
46
|
40
|
58
|
49
|
50
|
50
|
61
|
66
|
70
|
60
|
33
|
25
|
18
|
36
|
46
|
64
|
63
|
57
|
44
|
41
|
40
|
41
|
80
|
97
|
64
|
54
|
|
2025/02
|
41
|
53
|
24
|
43
|
51
|
51
|
28
|
40
|
44
|
34
|
38
|
55
|
60
|
58
|
53
|
60
|
36
|
42
|
54
|
46
|
52
|
48
|
53
|
34
|
34
|
31
|
33
|
40
|
|||
|
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