Air Quality
Excellent
No health implications.
6
PM2.5
12
PM10
44
O3
0.4
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
56
Good
Mon
11 May
52
Good
Tue
12 May
55
Good
Wed
13 May
58
Good
Thu
14 May
38
Excellent
Fri
15 May
41
Excellent
Sat
16 May
25
Excellent
Air quality in the last 12 months (Mengzi)
|
2026/04
|
63
|
53
|
54
|
63
|
61
|
57
|
52
|
45
|
38
|
46
|
44
|
46
|
56
|
64
|
91
|
93
|
81
|
84
|
70
|
60
|
64
|
69
|
61
|
46
|
35
|
39
|
44
|
43
|
28
|
25
|
|
|
2026/03
|
49
|
61
|
57
|
49
|
43
|
26
|
32
|
25
|
20
|
24
|
35
|
34
|
43
|
51
|
30
|
29
|
46
|
45
|
51
|
58
|
62
|
28
|
34
|
53
|
61
|
73
|
92
|
125
|
73
|
45
|
51
|
|
2026/02
|
28
|
20
|
26
|
39
|
38
|
36
|
49
|
32
|
14
|
26
|
26
|
27
|
28
|
32
|
33
|
45
|
55
|
41
|
23
|
20
|
27
|
31
|
33
|
42
|
36
|
23
|
36
|
39
|
|||
|
2026/01
|
39
|
28
|
9
|
11
|
17
|
13
|
26
|
29
|
26
|
33
|
54
|
50
|
69
|
50
|
54
|
38
|
39
|
33
|
37
|
39
|
36
|
20
|
18
|
25
|
31
|
31
|
28
|
32
|
39
|
35
|
43
|
|
2025/12
|
35
|
40
|
53
|
48
|
34
|
29
|
28
|
37
|
36
|
34
|
34
|
36
|
40
|
39
|
23
|
28
|
26
|
21
|
20
|
32
|
38
|
31
|
31
|
28
|
42
|
29
|
24
|
24
|
29
|
31
|
27
|
|
2025/11
|
22
|
18
|
26
|
35
|
19
|
23
|
24
|
25
|
10
|
9
|
13
|
15
|
23
|
21
|
27
|
30
|
38
|
16
|
19
|
31
|
50
|
47
|
26
|
32
|
42
|
56
|
47
|
51
|
50
|
42
|
|
|
2025/10
|
24
|
22
|
26
|
29
|
25
|
40
|
23
|
24
|
29
|
29
|
37
|
38
|
44
|
36
|
26
|
25
|
34
|
36
|
26
|
44
|
27
|
30
|
39
|
44
|
20
|
23
|
27
|
31
|
32
|
36
|
38
|
|
2025/09
|
23
|
21
|
28
|
30
|
26
|
33
|
32
|
36
|
32
|
19
|
22
|
18
|
21
|
24
|
29
|
28
|
32
|
30
|
28
|
26
|
35
|
35
|
31
|
28
|
38
|
32
|
30
|
37
|
37
|
28
|
|
|
2025/08
|
24
|
24
|
20
|
16
|
27
|
27
|
20
|
16
|
16
|
19
|
26
|
25
|
25
|
33
|
40
|
25
|
23
|
37
|
29
|
22
|
24
|
26
|
25
|
26
|
30
|
30
|
22
|
22
|
23
|
31
|
24
|
|
2025/07
|
12
|
11
|
17
|
14
|
19
|
24
|
24
|
17
|
17
|
26
|
27
|
28
|
26
|
20
|
21
|
24
|
22
|
22
|
22
|
27
|
29
|
23
|
26
|
15
|
20
|
20
|
25
|
36
|
31
|
38
|
25
|
|
2025/06
|
12
|
14
|
25
|
26
|
20
|
30
|
30
|
25
|
24
|
34
|
52
|
32
|
30
|
22
|
31
|
16
|
14
|
11
|
15
|
19
|
21
|
14
|
22
|
15
|
14
|
14
|
19
|
14
|
14
|
12
|
|
|
2025/05
|
47
|
35
|
19
|
23
|
24
|
29
|
35
|
39
|
43
|
34
|
22
|
20
|
28
|
40
|
22
|
22
|
19
|
26
|
30
|
20
|
27
|
29
|
43
|
33
|
36
|
19
|
13
|
14
|
19
|
15
|
10
|
|
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