Air Quality
Excellent
No health implications.
12
PM2.5
23
PM10
49
O3
0.7
CO
11
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Sep
39
Excellent
Mon
8 Sep
44
Excellent
Tue
9 Sep
45
Excellent
Wed
10 Sep
44
Excellent
Thu
11 Sep
44
Excellent
Fri
12 Sep
41
Excellent
Sat
13 Sep
24
Excellent
Air quality in the last 12 months (Yuanmou)
|
2025/08
|
24
|
26
|
21
|
19
|
21
|
22
|
23
|
19
|
17
|
16
|
18
|
14
|
21
|
31
|
32
|
21
|
19
|
26
|
28
|
20
|
19
|
11
|
11
|
12
|
19
|
23
|
22
|
18
|
18
|
20
|
27
|
|
2025/07
|
18
|
14
|
13
|
16
|
16
|
17
|
20
|
16
|
17
|
20
|
18
|
25
|
26
|
27
|
30
|
28
|
31
|
29
|
17
|
23
|
23
|
18
|
17
|
21
|
16
|
23
|
22
|
20
|
31
|
29
|
20
|
|
2025/06
|
14
|
16
|
14
|
21
|
26
|
30
|
27
|
27
|
26
|
30
|
29
|
37
|
43
|
42
|
19
|
19
|
19
|
11
|
11
|
13
|
16
|
15
|
12
|
12
|
17
|
13
|
19
|
16
|
13
|
15
|
|
|
2025/05
|
30
|
26
|
19
|
16
|
23
|
30
|
25
|
24
|
31
|
36
|
24
|
32
|
30
|
30
|
28
|
33
|
33
|
31
|
26
|
30
|
27
|
24
|
48
|
23
|
23
|
20
|
18
|
14
|
14
|
14
|
11
|
|
2025/04
|
56
|
61
|
74
|
64
|
60
|
53
|
60
|
64
|
63
|
61
|
46
|
44
|
51
|
41
|
41
|
24
|
21
|
22
|
25
|
30
|
25
|
25
|
37
|
51
|
49
|
59
|
59
|
55
|
44
|
26
|
|
|
2025/03
|
44
|
41
|
32
|
35
|
42
|
48
|
55
|
61
|
52
|
53
|
47
|
62
|
76
|
66
|
50
|
50
|
44
|
22
|
32
|
48
|
64
|
66
|
52
|
36
|
34
|
32
|
32
|
73
|
102
|
83
|
69
|
|
2025/02
|
49
|
54
|
35
|
40
|
48
|
55
|
43
|
42
|
42
|
32
|
33
|
36
|
51
|
56
|
42
|
51
|
33
|
41
|
48
|
42
|
42
|
42
|
45
|
37
|
33
|
28
|
28
|
38
|
|||
|
2025/01
|
41
|
37
|
45
|
44
|
44
|
47
|
38
|
34
|
30
|
40
|
25
|
41
|
50
|
37
|
62
|
69
|
55
|
52
|
56
|
52
|
50
|
49
|
53
|
34
|
29
|
30
|
34
|
44
|
57
|
43
|
37
|
|
2024/12
|
27
|
30
|
36
|
31
|
32
|
34
|
34
|
39
|
25
|
32
|
37
|
40
|
41
|
36
|
39
|
37
|
36
|
40
|
33
|
33
|
44
|
36
|
28
|
38
|
38
|
39
|
52
|
59
|
44
|
36
|
35
|
|
2024/11
|
30
|
32
|
37
|
33
|
35
|
57
|
27
|
16
|
16
|
29
|
28
|
25
|
24
|
29
|
31
|
36
|
38
|
35
|
32
|
34
|
27
|
19
|
22
|
19
|
30
|
29
|
30
|
38
|
18
|
18
|
|
|
2024/10
|
12
|
20
|
31
|
29
|
12
|
17
|
25
|
33
|
21
|
22
|
22
|
23
|
28
|
30
|
25
|
23
|
21
|
33
|
39
|
33
|
21
|
21
|
22
|
32
|
35
|
35
|
38
|
41
|
47
|
40
|
33
|
|
2024/09
|
25
|
17
|
23
|
24
|
16
|
28
|
32
|
25
|
21
|
14
|
21
|
23
|
27
|
27
|
27
|
21
|
26
|
29
|
35
|
38
|
35
|
25
|
23
|
38
|
38
|
32
|
24
|
14
|
18
|
26
|
|
|
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