Air Quality
Excellent
No health implications.
25
PM2.5
45
PM10
79
O3
0.5
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
63
Good
Sun
27 Apr
63
Good
Mon
28 Apr
57
Good
Tue
29 Apr
53
Good
Wed
30 Apr
89
Good
Thu
1 May
50
Excellent
Fri
2 May
23
Excellent
Air quality in the last 12 months (Mengzi)
|
2025/02
|
50
|
57
|
43
|
44
|
49
|
53
|
40
|
26
|
25
|
31
|
41
|
54
|
40
|
39
|
48
|
52
|
37
|
27
|
30
|
35
|
27
|
30
|
31
|
20
|
27
|
23
|
37
|
44
|
|||
|
2025/01
|
53
|
50
|
63
|
81
|
73
|
88
|
78
|
86
|
62
|
43
|
43
|
57
|
52
|
61
|
75
|
78
|
76
|
89
|
54
|
53
|
83
|
98
|
52
|
42
|
43
|
40
|
44
|
46
|
52
|
48
|
46
|
|
2024/12
|
36
|
42
|
34
|
31
|
31
|
19
|
22
|
19
|
20
|
25
|
35
|
27
|
23
|
39
|
79
|
37
|
29
|
40
|
60
|
63
|
64
|
56
|
61
|
59
|
66
|
82
|
80
|
54
|
33
|
48
|
37
|
|
2024/11
|
31
|
49
|
54
|
49
|
47
|
54
|
45
|
54
|
59
|
43
|
40
|
33
|
34
|
36
|
29
|
30
|
45
|
45
|
46
|
46
|
47
|
41
|
39
|
40
|
37
|
36
|
22
|
32
|
55
|
65
|
|
|
2024/10
|
18
|
20
|
28
|
23
|
29
|
32
|
38
|
39
|
36
|
35
|
32
|
41
|
42
|
29
|
29
|
16
|
14
|
22
|
28
|
22
|
26
|
28
|
26
|
40
|
39
|
36
|
45
|
53
|
44
|
27
|
25
|
|
2024/09
|
26
|
18
|
15
|
24
|
29
|
28
|
30
|
11
|
15
|
11
|
19
|
25
|
23
|
26
|
24
|
24
|
20
|
23
|
28
|
38
|
31
|
21
|
26
|
28
|
28
|
33
|
32
|
21
|
16
|
14
|
|
|
2024/08
|
11
|
15
|
13
|
15
|
11
|
12
|
12
|
11
|
9
|
13
|
35
|
46
|
22
|
34
|
34
|
30
|
32
|
29
|
33
|
33
|
14
|
10
|
11
|
24
|
15
|
12
|
16
|
24
|
26
|
24
|
17
|
|
2024/07
|
10
|
13
|
10
|
9
|
12
|
13
|
12
|
13
|
12
|
11
|
9
|
12
|
11
|
12
|
12
|
10
|
10
|
11
|
12
|
11
|
11
|
13
|
20
|
17
|
16
|
22
|
22
|
20
|
15
|
16
|
16
|
|
2024/06
|
26
|
20
|
15
|
20
|
22
|
14
|
8
|
13
|
17
|
22
|
10
|
6
|
8
|
13
|
11
|
14
|
22
|
19
|
25
|
20
|
20
|
17
|
17
|
20
|
21
|
12
|
10
|
11
|
11
|
12
|
|
|
2024/05
|
72
|
52
|
39
|
48
|
63
|
38
|
39
|
35
|
21
|
23
|
29
|
35
|
29
|
20
|
30
|
23
|
23
|
27
|
27
|
27
|
41
|
28
|
26
|
25
|
20
|
11
|
12
|
12
|
19
|
31
|
28
|
|
2024/04
|
50
|
51
|
65
|
71
|
71
|
90
|
85
|
65
|
49
|
56
|
58
|
59
|
72
|
55
|
82
|
89
|
86
|
61
|
60
|
47
|
50
|
56
|
53
|
55
|
40
|
50
|
60
|
61
|
67
|
61
|
|
|
2024/03
|
20
|
26
|
48
|
54
|
35
|
43
|
84
|
63
|
46
|
43
|
43
|
44
|
57
|
60
|
62
|
77
|
96
|
79
|
63
|
31
|
38
|
37
|
35
|
47
|
51
|
57
|
62
|
67
|
55
|
71
|
72
|
|
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