Air Quality
Excellent
No health implications.
22
PM2.5
33
PM10
65
O3
0.8
CO
13
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 May
44
Excellent
Tue
27 May
49
Excellent
Wed
28 May
48
Excellent
Thu
29 May
65
Good
Fri
30 May
63
Good
Sat
31 May
65
Good
Sun
1 Jun
21
Excellent
Air quality in the last 12 months (Yuanmou)
|
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
|
|
|
2024/08
|
32
|
35
|
25
|
19
|
21
|
15
|
17
|
13
|
14
|
20
|
28
|
36
|
42
|
45
|
44
|
38
|
36
|
30
|
31
|
32
|
33
|
36
|
17
|
25
|
28
|
26
|
18
|
31
|
30
|
33
|
25
|
|
2024/07
|
11
|
15
|
12
|
11
|
10
|
14
|
10
|
13
|
15
|
14
|
16
|
16
|
14
|
22
|
12
|
15
|
18
|
23
|
24
|
16
|
18
|
24
|
21
|
28
|
25
|
29
|
36
|
31
|
23
|
17
|
26
|
|
2024/06
|
35
|
38
|
29
|
25
|
20
|
25
|
15
|
20
|
16
|
28
|
22
|
19
|
14
|
15
|
23
|
23
|
26
|
24
|
23
|
28
|
27
|
24
|
20
|
13
|
19
|
27
|
22
|
8
|
13
|
15
|
|
|
2024/05
|
50
|
45
|
32
|
48
|
49
|
40
|
34
|
41
|
31
|
26
|
27
|
25
|
25
|
31
|
25
|
27
|
36
|
30
|
29
|
17
|
26
|
34
|
28
|
26
|
22
|
11
|
15
|
18
|
19
|
30
|
18
|
|
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