Air Quality
Excellent
No health implications.
10
PM2.5
27
PM10
77
O3
0.3
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jun
75
Good
Sun
15 Jun
93
Good
Mon
16 Jun
83
Good
Tue
17 Jun
75
Good
Wed
18 Jun
63
Good
Thu
19 Jun
51
Good
Fri
20 Jun
43
Excellent
Air quality in the last 12 months (Laifeng)
|
2025/05
|
46
|
62
|
54
|
49
|
35
|
44
|
56
|
26
|
26
|
31
|
40
|
37
|
40
|
51
|
38
|
40
|
40
|
41
|
43
|
41
|
42
|
20
|
38
|
52
|
46
|
38
|
39
|
28
|
35
|
34
|
22
|
|
2025/04
|
47
|
53
|
53
|
55
|
59
|
58
|
53
|
53
|
52
|
43
|
43
|
71
|
152
|
98
|
68
|
64
|
59
|
60
|
38
|
35
|
30
|
37
|
47
|
40
|
49
|
46
|
37
|
37
|
34
|
26
|
|
|
2025/03
|
59
|
69
|
19
|
23
|
30
|
30
|
39
|
47
|
48
|
52
|
59
|
60
|
55
|
42
|
25
|
35
|
42
|
33
|
36
|
47
|
50
|
63
|
56
|
53
|
48
|
58
|
85
|
62
|
41
|
41
|
45
|
|
2025/02
|
38
|
32
|
42
|
47
|
54
|
60
|
53
|
75
|
56
|
44
|
54
|
73
|
62
|
45
|
44
|
49
|
42
|
42
|
48
|
61
|
80
|
55
|
54
|
84
|
70
|
52
|
54
|
63
|
|||
|
2025/01
|
111
|
123
|
135
|
157
|
91
|
74
|
68
|
68
|
64
|
82
|
88
|
79
|
97
|
95
|
66
|
70
|
85
|
117
|
96
|
96
|
110
|
167
|
174
|
88
|
27
|
35
|
53
|
80
|
160
|
73
|
72
|
|
2024/12
|
60
|
82
|
106
|
62
|
27
|
41
|
44
|
41
|
51
|
50
|
42
|
57
|
74
|
78
|
74
|
65
|
72
|
76
|
88
|
98
|
124
|
80
|
78
|
83
|
91
|
105
|
94
|
100
|
117
|
131
|
103
|
|
2024/11
|
60
|
65
|
66
|
59
|
48
|
47
|
49
|
51
|
44
|
35
|
43
|
58
|
48
|
47
|
53
|
50
|
15
|
13
|
14
|
18
|
21
|
28
|
37
|
29
|
18
|
23
|
26
|
31
|
40
|
48
|
|
|
2024/10
|
16
|
25
|
34
|
36
|
42
|
44
|
29
|
30
|
42
|
49
|
57
|
65
|
36
|
30
|
29
|
31
|
24
|
19
|
23
|
17
|
15
|
20
|
21
|
27
|
32
|
33
|
43
|
43
|
39
|
40
|
50
|
|
2024/09
|
28
|
28
|
36
|
38
|
41
|
36
|
34
|
29
|
24
|
32
|
27
|
32
|
25
|
24
|
34
|
31
|
24
|
22
|
29
|
27
|
28
|
24
|
29
|
32
|
39
|
51
|
53
|
60
|
67
|
41
|
|
|
2024/08
|
13
|
14
|
14
|
15
|
17
|
16
|
18
|
23
|
26
|
27
|
48
|
47
|
31
|
28
|
31
|
31
|
22
|
19
|
20
|
24
|
26
|
29
|
25
|
21
|
19
|
20
|
24
|
20
|
22
|
23
|
23
|
|
2024/07
|
20
|
21
|
17
|
16
|
19
|
18
|
18
|
22
|
22
|
24
|
22
|
19
|
23
|
20
|
19
|
21
|
20
|
20
|
16
|
19
|
18
|
19
|
18
|
19
|
19
|
23
|
20
|
20
|
13
|
14
|
13
|
|
2024/06
|
29
|
31
|
30
|
22
|
18
|
18
|
29
|
30
|
20
|
20
|
23
|
20
|
21
|
28
|
34
|
32
|
18
|
18
|
22
|
15
|
16
|
18
|
23
|
25
|
22
|
17
|
15
|
10
|
17
|
19
|
|
|
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