Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
10
PM2.5
55
*
PM10
87
O3
0.5
CO
9
SO2
7
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
26 Jan
57
Good
Mon
27 Jan
66
Good
Tue
28 Jan
112
Light
Wed
29 Jan
162
Moderate
Thu
30 Jan
150
Light
Fri
31 Jan
131
Light
Sat
1 Feb
92
Good
Air quality in the last 12 months (Laohekou)
|
2024/12
|
55
|
61
|
63
|
57
|
49
|
51
|
53
|
63
|
63
|
67
|
63
|
99
|
58
|
45
|
48
|
64
|
77
|
76
|
51
|
60
|
66
|
58
|
56
|
65
|
68
|
98
|
134
|
42
|
74
|
73
|
72
|
|
2024/11
|
58
|
46
|
48
|
49
|
56
|
64
|
68
|
74
|
57
|
60
|
73
|
78
|
58
|
57
|
48
|
20
|
15
|
28
|
29
|
22
|
31
|
45
|
74
|
62
|
31
|
35
|
45
|
46
|
40
|
51
|
|
|
2024/10
|
35
|
51
|
51
|
48
|
62
|
45
|
41
|
60
|
58
|
51
|
67
|
66
|
56
|
54
|
54
|
86
|
49
|
22
|
29
|
32
|
32
|
23
|
32
|
50
|
55
|
55
|
39
|
56
|
68
|
65
|
55
|
|
2024/09
|
35
|
47
|
38
|
45
|
47
|
31
|
42
|
47
|
46
|
49
|
31
|
32
|
30
|
44
|
33
|
41
|
32
|
33
|
22
|
26
|
25
|
31
|
45
|
56
|
58
|
59
|
61
|
57
|
50
|
13
|
|
|
2024/08
|
21
|
22
|
24
|
22
|
21
|
19
|
20
|
30
|
34
|
85
|
76
|
31
|
31
|
32
|
37
|
30
|
31
|
24
|
16
|
29
|
20
|
32
|
43
|
37
|
36
|
36
|
21
|
26
|
34
|
36
|
37
|
|
2024/07
|
27
|
23
|
32
|
12
|
21
|
20
|
23
|
26
|
19
|
35
|
30
|
24
|
28
|
18
|
18
|
26
|
18
|
18
|
23
|
22
|
26
|
28
|
29
|
30
|
33
|
34
|
29
|
28
|
18
|
18
|
12
|
|
2024/06
|
65
|
63
|
40
|
25
|
20
|
34
|
35
|
42
|
43
|
36
|
36
|
33
|
31
|
37
|
43
|
44
|
23
|
41
|
39
|
32
|
28
|
33
|
33
|
77
|
89
|
44
|
45
|
23
|
23
|
32
|
|
|
2024/05
|
23
|
36
|
29
|
30
|
32
|
42
|
52
|
50
|
48
|
54
|
68
|
66
|
70
|
70
|
71
|
51
|
58
|
54
|
52
|
33
|
47
|
49
|
47
|
52
|
48
|
27
|
50
|
46
|
37
|
32
|
46
|
|
2024/04
|
54
|
54
|
77
|
61
|
58
|
45
|
46
|
47
|
43
|
41
|
37
|
34
|
40
|
33
|
41
|
44
|
42
|
54
|
41
|
63
|
62
|
59
|
123
|
124
|
63
|
51
|
58
|
50
|
45
|
23
|
|
|
2024/03
|
104
|
98
|
67
|
62
|
90
|
93
|
90
|
73
|
74
|
80
|
68
|
69
|
81
|
74
|
78
|
79
|
85
|
51
|
91
|
101
|
84
|
71
|
48
|
50
|
38
|
56
|
53
|
62
|
49
|
62
|
82
|
|
2024/02
|
74
|
53
|
55
|
73
|
96
|
101
|
95
|
105
|
100
|
136
|
131
|
106
|
103
|
95
|
56
|
61
|
58
|
90
|
306
|
25
|
36
|
42
|
36
|
48
|
71
|
91
|
73
|
67
|
72
|
||
|
2024/01
|
106
|
82
|
55
|
71
|
62
|
93
|
78
|
66
|
92
|
144
|
144
|
124
|
142
|
138
|
64
|
72
|
57
|
67
|
47
|
56
|
73
|
37
|
47
|
46
|
58
|
57
|
71
|
82
|
98
|
115
|
158
|
|
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