Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
24
PM2.5
54
PM10
163
O3
0.9
CO
13
SO2
25
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
2 May
128
Light
Sat
3 May
92
Good
Sun
4 May
118
Light
Mon
5 May
84
Good
Tue
6 May
89
Good
Wed
7 May
123
Light
Thu
8 May
27
Excellent
Air quality in the last 12 months (Liuhe)
|
2025/02
|
37
|
71
|
80
|
60
|
46
|
37
|
47
|
31
|
39
|
55
|
54
|
83
|
52
|
64
|
80
|
70
|
55
|
42
|
62
|
41
|
42
|
61
|
55
|
56
|
72
|
83
|
79
|
67
|
|||
|
2025/01
|
79
|
90
|
82
|
72
|
97
|
69
|
43
|
62
|
31
|
43
|
58
|
59
|
77
|
94
|
49
|
54
|
65
|
78
|
90
|
119
|
140
|
118
|
52
|
38
|
29
|
60
|
37
|
86
|
154
|
65
|
76
|
|
2024/12
|
57
|
77
|
50
|
42
|
64
|
101
|
99
|
31
|
52
|
45
|
48
|
51
|
81
|
52
|
58
|
56
|
79
|
55
|
42
|
59
|
72
|
53
|
57
|
68
|
94
|
99
|
60
|
67
|
71
|
71
|
93
|
|
2024/11
|
26
|
51
|
60
|
45
|
33
|
46
|
37
|
38
|
44
|
39
|
50
|
55
|
61
|
63
|
68
|
34
|
22
|
25
|
26
|
36
|
53
|
63
|
29
|
38
|
32
|
28
|
63
|
58
|
47
|
59
|
|
|
2024/10
|
24
|
29
|
26
|
31
|
27
|
11
|
10
|
24
|
31
|
49
|
62
|
75
|
36
|
34
|
68
|
53
|
35
|
18
|
24
|
35
|
33
|
30
|
35
|
34
|
33
|
29
|
31
|
54
|
32
|
35
|
33
|
|
2024/09
|
46
|
39
|
20
|
39
|
41
|
40
|
40
|
41
|
28
|
38
|
16
|
20
|
32
|
31
|
21
|
17
|
13
|
29
|
23
|
12
|
26
|
27
|
28
|
30
|
37
|
33
|
38
|
35
|
41
|
47
|
|
|
2024/08
|
24
|
25
|
32
|
40
|
35
|
40
|
43
|
38
|
41
|
43
|
57
|
65
|
36
|
31
|
20
|
27
|
34
|
36
|
25
|
13
|
29
|
37
|
39
|
43
|
40
|
38
|
25
|
21
|
22
|
32
|
44
|
|
2024/07
|
20
|
25
|
37
|
20
|
26
|
27
|
28
|
31
|
35
|
40
|
50
|
36
|
22
|
22
|
42
|
44
|
30
|
25
|
23
|
22
|
21
|
26
|
36
|
37
|
26
|
30
|
19
|
24
|
38
|
37
|
25
|
|
2024/06
|
41
|
31
|
47
|
41
|
43
|
24
|
34
|
44
|
42
|
37
|
26
|
42
|
51
|
53
|
48
|
45
|
35
|
34
|
32
|
28
|
33
|
20
|
35
|
35
|
60
|
47
|
22
|
23
|
11
|
21
|
|
|
2024/05
|
45
|
41
|
44
|
50
|
44
|
40
|
63
|
39
|
37
|
44
|
49
|
84
|
64
|
50
|
62
|
40
|
48
|
52
|
42
|
50
|
42
|
40
|
49
|
66
|
49
|
53
|
26
|
30
|
41
|
33
|
42
|
|
2024/04
|
79
|
50
|
29
|
72
|
50
|
60
|
59
|
32
|
50
|
60
|
59
|
56
|
41
|
44
|
39
|
64
|
69
|
58
|
58
|
43
|
37
|
44
|
61
|
71
|
57
|
50
|
53
|
35
|
26
|
44
|
|
|
2024/03
|
55
|
56
|
60
|
51
|
31
|
67
|
61
|
73
|
67
|
68
|
56
|
76
|
55
|
91
|
117
|
83
|
125
|
56
|
72
|
83
|
69
|
56
|
94
|
44
|
26
|
31
|
73
|
51
|
57
|
66
|
96
|
|
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