Air Quality
Excellent
No health implications.
24
PM2.5
46
PM10
48
O3
0.5
CO
11
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Nov
59
Good
Tue
4 Nov
83
Good
Wed
5 Nov
95
Good
Thu
6 Nov
92
Good
Fri
7 Nov
87
Good
Sat
8 Nov
79
Good
Sun
9 Nov
22
Excellent
Liuhe Air quality rank
Air quality in the last 12 months (Liuhe)
|
2025/08
|
22
|
22
|
20
|
17
|
21
|
16
|
19
|
23
|
20
|
17
|
25
|
21
|
26
|
20
|
27
|
16
|
16
|
21
|
25
|
18
|
18
|
16
|
22
|
19
|
14
|
18
|
29
|
18
|
19
|
29
|
17
|
|
2025/07
|
18
|
14
|
12
|
11
|
16
|
16
|
25
|
22
|
27
|
26
|
28
|
26
|
22
|
17
|
14
|
12
|
17
|
16
|
18
|
15
|
14
|
19
|
13
|
17
|
19
|
21
|
24
|
18
|
19
|
14
|
22
|
|
2025/06
|
36
|
36
|
21
|
16
|
31
|
26
|
21
|
22
|
27
|
16
|
17
|
25
|
26
|
28
|
28
|
19
|
20
|
25
|
27
|
19
|
17
|
19
|
24
|
29
|
31
|
28
|
38
|
27
|
28
|
20
|
|
|
2025/05
|
18
|
24
|
22
|
25
|
30
|
24
|
34
|
41
|
47
|
26
|
34
|
40
|
42
|
34
|
22
|
25
|
20
|
27
|
25
|
35
|
40
|
51
|
35
|
34
|
28
|
32
|
33
|
28
|
35
|
38
|
41
|
|
2025/04
|
53
|
43
|
53
|
48
|
26
|
31
|
36
|
53
|
57
|
56
|
56
|
32
|
15
|
25
|
36
|
38
|
47
|
35
|
25
|
42
|
46
|
19
|
36
|
63
|
61
|
67
|
58
|
53
|
53
|
48
|
|
|
2025/03
|
77
|
30
|
29
|
29
|
45
|
55
|
48
|
50
|
58
|
54
|
45
|
75
|
43
|
38
|
49
|
49
|
65
|
56
|
54
|
57
|
61
|
104
|
120
|
76
|
91
|
84
|
39
|
33
|
32
|
38
|
50
|
|
2025/02
|
87
|
88
|
47
|
57
|
62
|
58
|
42
|
33
|
51
|
59
|
57
|
74
|
91
|
71
|
72
|
50
|
35
|
46
|
54
|
52
|
51
|
51
|
55
|
51
|
64
|
53
|
58
|
72
|
|||
|
2025/01
|
56
|
40
|
50
|
57
|
79
|
69
|
56
|
36
|
42
|
52
|
64
|
75
|
75
|
51
|
42
|
43
|
52
|
57
|
61
|
70
|
76
|
76
|
74
|
70
|
68
|
76
|
56
|
67
|
74
|
66
|
82
|
|
2024/12
|
48
|
26
|
38
|
33
|
34
|
35
|
44
|
52
|
59
|
64
|
49
|
52
|
58
|
52
|
32
|
36
|
45
|
48
|
57
|
63
|
46
|
51
|
59
|
52
|
60
|
43
|
45
|
50
|
49
|
54
|
41
|
|
2024/11
|
74
|
112
|
78
|
26
|
27
|
27
|
35
|
50
|
47
|
34
|
49
|
34
|
40
|
36
|
27
|
37
|
31
|
35
|
34
|
51
|
54
|
48
|
48
|
51
|
50
|
42
|
34
|
45
|
35
|
47
|
|
|
2024/10
|
15
|
22
|
28
|
31
|
32
|
50
|
26
|
38
|
36
|
35
|
35
|
46
|
47
|
36
|
17
|
33
|
57
|
53
|
26
|
35
|
24
|
36
|
34
|
46
|
55
|
71
|
47
|
34
|
55
|
57
|
62
|
|
2024/09
|
20
|
16
|
21
|
20
|
15
|
23
|
27
|
20
|
26
|
21
|
22
|
21
|
19
|
20
|
22
|
28
|
23
|
28
|
27
|
18
|
15
|
24
|
24
|
25
|
27
|
17
|
31
|
31
|
25
|
27
|
|
|
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