Air Quality
Excellent
No health implications.
1
PM2.5
8
PM10
24
O3
0.2
CO
3
SO2
20
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Oct
52
Good
Mon
27 Oct
51
Good
Tue
28 Oct
58
Good
Wed
29 Oct
56
Good
Thu
30 Oct
59
Good
Fri
31 Oct
46
Excellent
Sat
1 Nov
16
Excellent
Duolun Air quality rank
Air quality in the last 12 months (Duolun)
|
2025/08
|
28
|
33
|
19
|
25
|
18
|
13
|
13
|
18
|
14
|
15
|
25
|
14
|
15
|
18
|
26
|
18
|
19
|
23
|
22
|
20
|
19
|
16
|
16
|
18
|
15
|
14
|
11
|
13
|
19
|
23
|
20
|
|
2025/07
|
22
|
24
|
20
|
26
|
19
|
15
|
23
|
25
|
28
|
32
|
35
|
29
|
18
|
18
|
27
|
14
|
15
|
17
|
30
|
15
|
13
|
20
|
30
|
19
|
16
|
24
|
16
|
16
|
14
|
14
|
18
|
|
2025/06
|
27
|
17
|
19
|
17
|
22
|
17
|
15
|
22
|
24
|
19
|
33
|
48
|
30
|
29
|
11
|
18
|
23
|
40
|
22
|
16
|
17
|
31
|
29
|
36
|
46
|
44
|
47
|
29
|
31
|
25
|
|
|
2025/05
|
16
|
15
|
19
|
17
|
42
|
17
|
38
|
65
|
24
|
42
|
23
|
31
|
44
|
22
|
31
|
47
|
24
|
12
|
14
|
39
|
47
|
64
|
30
|
30
|
45
|
32
|
14
|
23
|
45
|
52
|
30
|
|
2025/04
|
16
|
13
|
38
|
45
|
13
|
26
|
40
|
25
|
25
|
30
|
61
|
56
|
48
|
36
|
35
|
58
|
40
|
14
|
12
|
38
|
48
|
40
|
49
|
19
|
22
|
40
|
21
|
21
|
45
|
22
|
|
|
2025/03
|
56
|
28
|
28
|
37
|
30
|
15
|
31
|
56
|
70
|
75
|
159
|
28
|
33
|
45
|
31
|
19
|
21
|
14
|
13
|
16
|
25
|
29
|
130
|
42
|
29
|
106
|
23
|
20
|
23
|
20
|
17
|
|
2025/02
|
53
|
38
|
11
|
14
|
23
|
25
|
13
|
10
|
13
|
29
|
56
|
27
|
40
|
33
|
78
|
17
|
14
|
15
|
12
|
15
|
11
|
17
|
12
|
23
|
24
|
24
|
51
|
45
|
|||
|
2025/01
|
35
|
14
|
17
|
21
|
26
|
11
|
12
|
11
|
11
|
14
|
23
|
15
|
14
|
13
|
24
|
41
|
31
|
32
|
24
|
32
|
20
|
24
|
48
|
57
|
73
|
70
|
10
|
17
|
79
|
28
|
46
|
|
2024/12
|
25
|
13
|
14
|
12
|
15
|
18
|
12
|
16
|
16
|
27
|
24
|
31
|
15
|
17
|
19
|
19
|
14
|
13
|
20
|
28
|
12
|
13
|
21
|
37
|
44
|
15
|
14
|
27
|
60
|
47
|
30
|
|
2024/11
|
52
|
50
|
34
|
13
|
17
|
19
|
43
|
75
|
86
|
47
|
34
|
32
|
48
|
44
|
38
|
35
|
21
|
24
|
42
|
34
|
14
|
17
|
39
|
65
|
32
|
17
|
19
|
12
|
11
|
20
|
|
|
2024/10
|
12
|
11
|
13
|
33
|
48
|
22
|
12
|
17
|
33
|
19
|
27
|
44
|
64
|
46
|
18
|
40
|
48
|
24
|
16
|
21
|
32
|
14
|
25
|
28
|
51
|
59
|
14
|
16
|
25
|
24
|
53
|
|
2024/09
|
14
|
12
|
17
|
21
|
13
|
13
|
12
|
16
|
20
|
13
|
18
|
21
|
16
|
11
|
13
|
13
|
10
|
15
|
31
|
11
|
12
|
12
|
17
|
26
|
17
|
19
|
34
|
35
|
33
|
9
|
|
|
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