Air Quality
Excellent
No health implications.
12
PM2.5
29
PM10
88
O3
0.6
CO
6
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
46
Excellent
Sun
22 Jun
70
Good
Mon
23 Jun
79
Good
Tue
24 Jun
89
Good
Wed
25 Jun
53
Good
Thu
26 Jun
60
Good
Fri
27 Jun
25
Excellent
Laohekou Air quality rank
Air quality in the last 12 months (Laohekou)
|
2025/05
|
80
|
79
|
62
|
41
|
57
|
299
|
176
|
56
|
67
|
41
|
40
|
55
|
58
|
43
|
54
|
49
|
82
|
139
|
88
|
72
|
62
|
55
|
59
|
66
|
62
|
53
|
52
|
48
|
46
|
35
|
19
|
|
2025/04
|
62
|
63
|
60
|
67
|
79
|
75
|
68
|
60
|
64
|
53
|
52
|
236
|
142
|
76
|
58
|
69
|
68
|
73
|
57
|
53
|
46
|
103
|
101
|
75
|
69
|
62
|
59
|
49
|
52
|
57
|
|
|
2025/03
|
85
|
24
|
27
|
30
|
41
|
55
|
65
|
74
|
65
|
70
|
77
|
88
|
82
|
47
|
42
|
41
|
37
|
40
|
39
|
37
|
42
|
51
|
56
|
59
|
48
|
55
|
114
|
74
|
67
|
66
|
62
|
|
2025/02
|
72
|
69
|
61
|
50
|
49
|
40
|
94
|
51
|
58
|
69
|
84
|
79
|
73
|
75
|
62
|
65
|
75
|
62
|
83
|
81
|
82
|
82
|
90
|
94
|
66
|
74
|
86
|
97
|
|||
|
2025/01
|
109
|
129
|
123
|
129
|
58
|
67
|
63
|
56
|
59
|
62
|
65
|
72
|
85
|
83
|
64
|
56
|
67
|
84
|
86
|
91
|
125
|
184
|
118
|
55
|
46
|
51
|
63
|
90
|
187
|
144
|
110
|
|
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
|
|
|
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