Air Quality
Excellent
No health implications.
31
PM2.5
45
PM10
63
O3
0.6
CO
6
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Feb
57
Good
Mon
9 Feb
58
Good
Tue
10 Feb
66
Good
Wed
11 Feb
67
Good
Thu
12 Feb
73
Good
Fri
13 Feb
74
Good
Sat
14 Feb
44
Excellent
Air quality in the last 12 months (Liannan)
|
2026/01
|
38
|
30
|
51
|
63
|
33
|
52
|
48
|
45
|
45
|
55
|
52
|
55
|
65
|
67
|
67
|
81
|
96
|
85
|
79
|
27
|
25
|
28
|
50
|
62
|
72
|
74
|
49
|
64
|
58
|
58
|
21
|
|
2025/12
|
57
|
69
|
91
|
85
|
73
|
77
|
75
|
71
|
75
|
76
|
74
|
69
|
22
|
33
|
46
|
47
|
52
|
63
|
57
|
51
|
90
|
110
|
83
|
23
|
37
|
47
|
51
|
53
|
56
|
63
|
78
|
|
2025/11
|
38
|
35
|
15
|
9
|
17
|
26
|
37
|
21
|
9
|
10
|
15
|
39
|
32
|
39
|
43
|
45
|
57
|
22
|
28
|
33
|
39
|
44
|
53
|
55
|
47
|
53
|
57
|
59
|
56
|
56
|
|
|
2025/10
|
42
|
29
|
25
|
32
|
26
|
15
|
23
|
33
|
30
|
37
|
42
|
33
|
38
|
34
|
43
|
39
|
43
|
32
|
14
|
12
|
13
|
17
|
28
|
37
|
43
|
56
|
55
|
59
|
66
|
69
|
42
|
|
2025/09
|
26
|
29
|
30
|
30
|
36
|
36
|
36
|
21
|
14
|
17
|
24
|
21
|
28
|
30
|
31
|
21
|
22
|
31
|
34
|
21
|
17
|
20
|
18
|
11
|
13
|
21
|
26
|
37
|
34
|
39
|
|
|
2025/08
|
26
|
20
|
16
|
21
|
14
|
14
|
18
|
22
|
34
|
34
|
33
|
35
|
33
|
28
|
11
|
19
|
25
|
17
|
13
|
16
|
19
|
23
|
31
|
22
|
22
|
21
|
25
|
23
|
25
|
22
|
26
|
|
2025/07
|
12
|
17
|
21
|
30
|
40
|
36
|
34
|
35
|
34
|
24
|
21
|
22
|
23
|
27
|
29
|
33
|
38
|
31
|
28
|
17
|
13
|
13
|
16
|
22
|
26
|
36
|
34
|
24
|
26
|
27
|
19
|
|
2025/06
|
32
|
24
|
25
|
39
|
41
|
39
|
31
|
28
|
30
|
29
|
26
|
21
|
24
|
16
|
13
|
21
|
10
|
11
|
18
|
18
|
16
|
22
|
25
|
26
|
29
|
21
|
15
|
16
|
18
|
18
|
|
|
2025/05
|
42
|
52
|
44
|
32
|
27
|
27
|
41
|
28
|
22
|
45
|
38
|
39
|
49
|
48
|
41
|
28
|
20
|
14
|
19
|
21
|
24
|
24
|
25
|
35
|
50
|
44
|
43
|
40
|
16
|
22
|
22
|
|
2025/04
|
42
|
50
|
58
|
80
|
92
|
77
|
75
|
66
|
78
|
53
|
56
|
126
|
214
|
137
|
86
|
81
|
85
|
71
|
40
|
31
|
34
|
37
|
41
|
32
|
21
|
33
|
29
|
24
|
49
|
53
|
|
|
2025/03
|
36
|
38
|
47
|
19
|
18
|
20
|
36
|
46
|
48
|
59
|
64
|
53
|
42
|
39
|
17
|
31
|
49
|
34
|
46
|
48
|
49
|
62
|
71
|
82
|
84
|
67
|
52
|
60
|
20
|
18
|
27
|
|
2025/02
|
33
|
20
|
20
|
44
|
58
|
55
|
31
|
63
|
44
|
58
|
69
|
66
|
76
|
86
|
93
|
44
|
35
|
30
|
45
|
37
|
26
|
28
|
17
|
53
|
83
|
96
|
75
|
55
|
|||
|
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