Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
34
PM2.5
90
*
PM10
46
O3
0.5
CO
3
SO2
15
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 May
141
Lightly
Mon
13 May
104
Lightly
Tue
14 May
119
Lightly
Wed
15 May
104
Lightly
Thu
16 May
120
Lightly
Fri
17 May
99
Good
Sat
18 May
99
Good
Air quality in the last 12 months (Liuhe)
|
2024/02
|
35
|
36
|
33
|
44
|
65
|
70
|
81
|
111
|
115
|
128
|
109
|
79
|
60
|
79
|
59
|
41
|
31
|
35
|
52
|
23
|
28
|
36
|
44
|
67
|
63
|
63
|
49
|
44
|
33
|
||
|
2024/01
|
100
|
74
|
68
|
71
|
74
|
133
|
69
|
48
|
88
|
83
|
92
|
87
|
134
|
124
|
49
|
38
|
40
|
35
|
43
|
66
|
68
|
49
|
37
|
43
|
55
|
72
|
77
|
92
|
104
|
99
|
45
|
|
2023/12
|
51
|
58
|
70
|
94
|
86
|
103
|
89
|
57
|
65
|
58
|
29
|
46
|
52
|
41
|
31
|
52
|
31
|
29
|
57
|
53
|
51
|
39
|
44
|
66
|
78
|
90
|
122
|
116
|
103
|
138
|
149
|
|
2023/11
|
60
|
51
|
73
|
68
|
53
|
49
|
45
|
54
|
60
|
36
|
22
|
51
|
50
|
52
|
73
|
111
|
78
|
49
|
56
|
72
|
80
|
75
|
97
|
44
|
45
|
53
|
69
|
91
|
82
|
42
|
|
|
2023/10
|
38
|
28
|
25
|
33
|
46
|
31
|
23
|
25
|
36
|
56
|
45
|
39
|
41
|
54
|
66
|
74
|
82
|
88
|
83
|
42
|
40
|
52
|
66
|
61
|
70
|
74
|
81
|
44
|
53
|
70
|
67
|
|
2023/09
|
41
|
49
|
44
|
33
|
30
|
29
|
41
|
57
|
57
|
63
|
64
|
28
|
25
|
27
|
28
|
29
|
62
|
63
|
58
|
33
|
22
|
23
|
26
|
31
|
32
|
30
|
43
|
61
|
73
|
31
|
|
|
2023/08
|
29
|
32
|
26
|
27
|
35
|
39
|
27
|
31
|
34
|
45
|
84
|
69
|
49
|
35
|
30
|
49
|
44
|
48
|
38
|
36
|
42
|
33
|
51
|
46
|
49
|
44
|
27
|
23
|
34
|
35
|
38
|
|
2023/07
|
53
|
39
|
28
|
26
|
46
|
34
|
23
|
31
|
25
|
29
|
46
|
44
|
42
|
36
|
42
|
51
|
27
|
17
|
27
|
20
|
42
|
24
|
32
|
36
|
52
|
34
|
24
|
19
|
17
|
19
|
31
|
|
2023/06
|
45
|
71
|
75
|
49
|
27
|
56
|
63
|
52
|
67
|
64
|
54
|
49
|
56
|
75
|
87
|
93
|
36
|
20
|
20
|
38
|
57
|
70
|
50
|
27
|
31
|
27
|
36
|
31
|
25
|
34
|
|
|
2023/05
|
75
|
60
|
41
|
43
|
28
|
43
|
47
|
45
|
58
|
53
|
65
|
66
|
75
|
66
|
78
|
64
|
45
|
34
|
44
|
54
|
68
|
171
|
71
|
45
|
64
|
66
|
43
|
37
|
42
|
31
|
41
|
|
2023/04
|
56
|
64
|
47
|
33
|
32
|
42
|
56
|
46
|
60
|
62
|
179
|
236
|
99
|
97
|
95
|
81
|
77
|
79
|
59
|
59
|
62
|
60
|
58
|
40
|
47
|
50
|
65
|
57
|
73
|
73
|
|
|
2023/03
|
105
|
82
|
63
|
84
|
92
|
83
|
64
|
63
|
69
|
76
|
67
|
92
|
62
|
63
|
119
|
89
|
28
|
41
|
44
|
65
|
68
|
35
|
125
|
101
|
53
|
79
|
93
|
83
|
64
|
54
|
70
|
|
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