Air Quality
Excellent
No health implications.
29
PM2.5
42
PM10
39
O3
0.5
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Nov
34
Excellent
Sun
23 Nov
34
Excellent
Mon
24 Nov
32
Excellent
Tue
25 Nov
34
Excellent
Wed
26 Nov
36
Excellent
Thu
27 Nov
38
Excellent
Fri
28 Nov
34
Excellent
Ludian Air quality rank
Air quality in the last 12 months (Ludian)
|
2025/10
|
19
|
20
|
23
|
24
|
26
|
24
|
17
|
19
|
20
|
24
|
22
|
24
|
23
|
25
|
26
|
23
|
18
|
20
|
16
|
17
|
17
|
22
|
22
|
26
|
24
|
22
|
23
|
30
|
25
|
31
|
24
|
|
2025/09
|
31
|
30
|
32
|
38
|
34
|
29
|
41
|
28
|
32
|
36
|
30
|
28
|
30
|
40
|
37
|
27
|
32
|
27
|
29
|
28
|
30
|
24
|
21
|
27
|
41
|
24
|
20
|
19
|
22
|
17
|
|
|
2025/08
|
35
|
34
|
38
|
40
|
38
|
37
|
36
|
36
|
33
|
34
|
26
|
33
|
34
|
39
|
38
|
31
|
28
|
30
|
29
|
38
|
29
|
27
|
25
|
26
|
28
|
25
|
25
|
30
|
30
|
27
|
29
|
|
2025/07
|
26
|
19
|
26
|
25
|
25
|
23
|
28
|
24
|
24
|
24
|
26
|
25
|
31
|
32
|
30
|
31
|
33
|
37
|
29
|
27
|
24
|
19
|
20
|
21
|
24
|
28
|
29
|
35
|
40
|
41
|
33
|
|
2025/06
|
25
|
24
|
30
|
32
|
34
|
42
|
42
|
37
|
45
|
40
|
34
|
42
|
44
|
44
|
26
|
29
|
26
|
23
|
23
|
27
|
27
|
33
|
34
|
25
|
20
|
21
|
27
|
21
|
29
|
21
|
|
|
2025/05
|
55
|
48
|
48
|
48
|
35
|
28
|
28
|
30
|
40
|
45
|
45
|
43
|
49
|
39
|
46
|
37
|
38
|
41
|
38
|
39
|
44
|
45
|
50
|
44
|
32
|
30
|
24
|
24
|
27
|
21
|
21
|
|
2025/04
|
41
|
37
|
48
|
50
|
35
|
30
|
34
|
46
|
51
|
44
|
58
|
144
|
103
|
75
|
66
|
63
|
43
|
37
|
38
|
31
|
33
|
36
|
65
|
37
|
40
|
44
|
36
|
32
|
36
|
36
|
|
|
2025/03
|
43
|
46
|
46
|
42
|
31
|
23
|
26
|
38
|
38
|
41
|
45
|
44
|
49
|
40
|
31
|
25
|
25
|
26
|
40
|
47
|
52
|
56
|
48
|
40
|
33
|
35
|
39
|
126
|
38
|
34
|
33
|
|
2025/02
|
32
|
32
|
25
|
43
|
34
|
25
|
27
|
27
|
35
|
36
|
44
|
36
|
35
|
41
|
45
|
42
|
41
|
35
|
42
|
33
|
35
|
30
|
28
|
32
|
30
|
36
|
37
|
34
|
|||
|
2025/01
|
64
|
59
|
57
|
61
|
49
|
65
|
32
|
30
|
32
|
30
|
29
|
43
|
44
|
34
|
43
|
50
|
49
|
41
|
46
|
52
|
53
|
49
|
46
|
36
|
29
|
44
|
49
|
54
|
48
|
45
|
32
|
|
2024/12
|
50
|
50
|
44
|
39
|
35
|
38
|
39
|
31
|
32
|
28
|
35
|
34
|
32
|
31
|
39
|
47
|
38
|
46
|
42
|
37
|
39
|
38
|
43
|
36
|
38
|
39
|
44
|
43
|
52
|
41
|
45
|
|
2024/11
|
30
|
34
|
43
|
28
|
30
|
39
|
34
|
27
|
30
|
40
|
39
|
32
|
35
|
46
|
51
|
42
|
39
|
37
|
31
|
33
|
33
|
36
|
38
|
32
|
29
|
26
|
30
|
35
|
44
|
40
|
|
|
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