Air Quality
Excellent
No health implications.
6
PM2.5
18
PM10
6
O3
0.3
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Sep
39
Excellent
Sun
21 Sep
42
Excellent
Mon
22 Sep
41
Excellent
Tue
23 Sep
42
Excellent
Wed
24 Sep
40
Excellent
Thu
25 Sep
40
Excellent
Fri
26 Sep
44
Excellent
Air quality in the last 12 months (Liandu)
|
2025/08
|
27
|
26
|
22
|
20
|
15
|
23
|
17
|
20
|
22
|
28
|
28
|
23
|
15
|
11
|
13
|
15
|
17
|
17
|
16
|
21
|
19
|
15
|
23
|
18
|
16
|
16
|
14
|
13
|
15
|
15
|
20
|
|
2025/07
|
16
|
16
|
26
|
22
|
16
|
12
|
10
|
12
|
10
|
16
|
15
|
20
|
21
|
26
|
34
|
30
|
24
|
22
|
11
|
10
|
8
|
17
|
23
|
21
|
22
|
13
|
20
|
20
|
23
|
25
|
21
|
|
2025/06
|
23
|
24
|
14
|
29
|
28
|
36
|
36
|
27
|
21
|
16
|
17
|
15
|
11
|
19
|
17
|
10
|
28
|
20
|
23
|
18
|
20
|
20
|
16
|
19
|
18
|
22
|
25
|
18
|
23
|
15
|
|
|
2025/05
|
43
|
46
|
51
|
53
|
28
|
55
|
73
|
41
|
31
|
45
|
37
|
37
|
35
|
32
|
33
|
25
|
42
|
15
|
17
|
24
|
20
|
28
|
17
|
32
|
54
|
50
|
45
|
23
|
13
|
32
|
41
|
|
2025/04
|
35
|
39
|
49
|
48
|
52
|
56
|
54
|
55
|
59
|
38
|
43
|
50
|
106
|
77
|
54
|
48
|
50
|
58
|
43
|
39
|
40
|
16
|
23
|
21
|
18
|
31
|
35
|
39
|
50
|
41
|
|
|
2025/03
|
41
|
44
|
48
|
14
|
26
|
26
|
42
|
52
|
53
|
43
|
48
|
55
|
14
|
16
|
10
|
29
|
33
|
33
|
46
|
43
|
36
|
41
|
50
|
55
|
63
|
77
|
73
|
34
|
31
|
19
|
29
|
|
2025/02
|
20
|
12
|
57
|
56
|
29
|
37
|
43
|
38
|
29
|
43
|
26
|
40
|
116
|
79
|
50
|
33
|
50
|
49
|
35
|
19
|
14
|
21
|
32
|
80
|
88
|
78
|
51
|
29
|
|||
|
2025/01
|
80
|
66
|
68
|
62
|
51
|
75
|
67
|
80
|
69
|
33
|
45
|
49
|
54
|
51
|
94
|
43
|
50
|
48
|
48
|
52
|
67
|
77
|
49
|
43
|
41
|
29
|
29
|
33
|
66
|
39
|
37
|
|
2024/12
|
44
|
47
|
57
|
55
|
48
|
14
|
64
|
62
|
38
|
42
|
22
|
58
|
28
|
96
|
78
|
55
|
47
|
59
|
41
|
35
|
60
|
65
|
70
|
72
|
63
|
94
|
140
|
68
|
48
|
55
|
73
|
|
2024/11
|
10
|
19
|
35
|
50
|
59
|
39
|
25
|
37
|
49
|
43
|
32
|
54
|
34
|
36
|
22
|
18
|
16
|
17
|
25
|
29
|
43
|
45
|
71
|
35
|
28
|
21
|
34
|
33
|
34
|
37
|
|
|
2024/10
|
16
|
26
|
26
|
27
|
35
|
16
|
11
|
13
|
36
|
51
|
61
|
50
|
35
|
39
|
42
|
16
|
34
|
33
|
13
|
20
|
38
|
39
|
31
|
34
|
38
|
31
|
22
|
21
|
54
|
53
|
45
|
|
2024/09
|
24
|
28
|
31
|
26
|
23
|
18
|
20
|
11
|
16
|
32
|
24
|
30
|
13
|
22
|
28
|
25
|
12
|
18
|
19
|
14
|
16
|
19
|
16
|
11
|
24
|
36
|
17
|
25
|
35
|
25
|
|
|
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