Air Quality
Excellent
No health implications.
11
PM2.5
30
PM10
61
O3
0.5
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Aug
58
Good
Sat
15 Aug
57
Good
Sun
16 Aug
66
Good
Mon
17 Aug
61
Good
Tue
18 Aug
43
Excellent
Wed
19 Aug
37
Excellent
Thu
20 Aug
37
Excellent
Air quality in the last 12 months (Yunyan)
|
2026/07
|
22
|
23
|
24
|
18
|
18
|
24
|
25
|
25
|
25
|
23
|
19
|
26
|
35
|
31
|
36
|
30
|
26
|
26
|
31
|
34
|
38
|
44
|
36
|
25
|
25
|
28
|
26
|
20
|
22
|
21
|
17
|
|
2026/06
|
30
|
39
|
33
|
37
|
36
|
30
|
24
|
23
|
23
|
31
|
35
|
34
|
29
|
41
|
30
|
36
|
33
|
18
|
25
|
33
|
20
|
25
|
20
|
15
|
20
|
19
|
29
|
35
|
29
|
15
|
|
|
2026/05
|
33
|
27
|
27
|
35
|
41
|
38
|
40
|
42
|
48
|
58
|
64
|
46
|
33
|
47
|
26
|
23
|
20
|
23
|
32
|
31
|
21
|
23
|
30
|
31
|
30
|
36
|
43
|
24
|
29
|
42
|
40
|
|
2026/04
|
29
|
46
|
34
|
38
|
44
|
44
|
31
|
60
|
44
|
49
|
47
|
37
|
43
|
35
|
36
|
27
|
26
|
30
|
36
|
28
|
19
|
22
|
27
|
33
|
45
|
45
|
30
|
23
|
28
|
34
|
|
|
2026/03
|
40
|
26
|
30
|
31
|
45
|
57
|
33
|
14
|
15
|
30
|
47
|
40
|
40
|
57
|
18
|
21
|
41
|
23
|
30
|
24
|
46
|
36
|
27
|
28
|
35
|
33
|
30
|
26
|
35
|
44
|
24
|
|
2026/02
|
33
|
38
|
41
|
40
|
34
|
50
|
36
|
42
|
22
|
27
|
41
|
42
|
62
|
54
|
36
|
70
|
55
|
42
|
33
|
58
|
42
|
40
|
38
|
68
|
33
|
46
|
21
|
32
|
|||
|
2026/01
|
16
|
27
|
16
|
27
|
39
|
45
|
69
|
62
|
72
|
85
|
84
|
57
|
84
|
92
|
112
|
97
|
135
|
62
|
48
|
21
|
19
|
32
|
50
|
63
|
37
|
37
|
47
|
48
|
43
|
27
|
29
|
|
2025/12
|
110
|
87
|
78
|
73
|
71
|
70
|
45
|
58
|
52
|
43
|
54
|
60
|
35
|
55
|
52
|
72
|
58
|
68
|
40
|
40
|
50
|
36
|
26
|
29
|
41
|
58
|
74
|
75
|
55
|
41
|
34
|
|
2025/11
|
21
|
20
|
9
|
17
|
22
|
17
|
24
|
14
|
10
|
13
|
18
|
28
|
44
|
49
|
49
|
49
|
42
|
21
|
28
|
37
|
46
|
49
|
69
|
55
|
57
|
65
|
63
|
68
|
52
|
79
|
|
|
2025/10
|
14
|
13
|
18
|
20
|
17
|
18
|
12
|
18
|
20
|
21
|
26
|
28
|
30
|
29
|
13
|
13
|
18
|
15
|
10
|
10
|
11
|
17
|
24
|
34
|
33
|
25
|
23
|
28
|
42
|
21
|
20
|
|
2025/09
|
21
|
18
|
17
|
24
|
25
|
33
|
32
|
30
|
21
|
13
|
17
|
17
|
16
|
18
|
21
|
17
|
16
|
16
|
25
|
37
|
20
|
20
|
19
|
15
|
9
|
10
|
21
|
21
|
18
|
14
|
|
|
2025/08
|
25
|
30
|
28
|
28
|
30
|
24
|
16
|
16
|
21
|
23
|
21
|
26
|
30
|
28
|
16
|
11
|
16
|
20
|
14
|
15
|
15
|
11
|
17
|
17
|
17
|
16
|
17
|
15
|
20
|
20
|
30
|
|
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