Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
78
*
PM2.5
111
PM10
73
O3
0.9
CO
6
SO2
30
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
11 Oct
112
Light
Mon
12 Oct
127
Light
Tue
13 Oct
58
Good
Wed
14 Oct
57
Good
Thu
15 Oct
70
Good
Fri
16 Oct
28
Excellent
Sat
17 Oct
32
Excellent
Air quality in the last 12 months (Changli)
|
2026/08
|
39
|
45
|
42
|
41
|
39
|
52
|
48
|
33
|
35
|
37
|
28
|
26
|
20
|
32
|
39
|
44
|
32
|
42
|
58
|
52
|
45
|
24
|
23
|
27
|
30
|
29
|
37
|
27
|
34
|
40
|
30
|
|
2026/07
|
38
|
54
|
74
|
59
|
43
|
42
|
32
|
43
|
50
|
33
|
40
|
36
|
19
|
23
|
46
|
46
|
54
|
52
|
41
|
41
|
46
|
38
|
31
|
31
|
29
|
30
|
40
|
53
|
44
|
44
|
41
|
|
2026/06
|
79
|
59
|
34
|
26
|
29
|
33
|
26
|
39
|
33
|
37
|
34
|
70
|
47
|
41
|
40
|
47
|
41
|
51
|
42
|
35
|
37
|
44
|
42
|
35
|
33
|
51
|
79
|
60
|
46
|
36
|
|
|
2026/05
|
54
|
48
|
27
|
41
|
56
|
57
|
35
|
44
|
57
|
59
|
53
|
44
|
65
|
45
|
48
|
40
|
39
|
23
|
28
|
30
|
46
|
40
|
41
|
48
|
34
|
36
|
58
|
46
|
38
|
67
|
75
|
|
2026/04
|
63
|
66
|
111
|
44
|
51
|
31
|
30
|
56
|
32
|
50
|
64
|
90
|
60
|
61
|
76
|
81
|
68
|
109
|
89
|
100
|
70
|
53
|
57
|
67
|
65
|
48
|
36
|
37
|
41
|
55
|
|
|
2026/03
|
61
|
77
|
130
|
65
|
43
|
38
|
45
|
69
|
28
|
55
|
72
|
69
|
65
|
49
|
68
|
64
|
114
|
48
|
60
|
48
|
92
|
107
|
138
|
167
|
153
|
163
|
64
|
55
|
87
|
36
|
51
|
|
2026/02
|
83
|
43
|
97
|
144
|
82
|
36
|
37
|
37
|
85
|
102
|
102
|
131
|
156
|
146
|
38
|
55
|
90
|
36
|
64
|
98
|
168
|
62
|
49
|
59
|
78
|
60
|
41
|
48
|
|||
|
2026/01
|
37
|
45
|
70
|
71
|
80
|
60
|
26
|
53
|
90
|
35
|
23
|
60
|
28
|
61
|
91
|
57
|
23
|
41
|
29
|
37
|
35
|
48
|
59
|
58
|
32
|
51
|
56
|
45
|
53
|
71
|
77
|
|
2025/12
|
31
|
24
|
25
|
37
|
42
|
103
|
68
|
28
|
53
|
80
|
39
|
33
|
59
|
46
|
102
|
68
|
68
|
111
|
137
|
28
|
28
|
54
|
62
|
33
|
27
|
47
|
77
|
156
|
74
|
45
|
30
|
|
2025/11
|
51
|
19
|
33
|
82
|
126
|
85
|
44
|
53
|
49
|
44
|
45
|
105
|
29
|
64
|
151
|
65
|
22
|
27
|
50
|
33
|
44
|
91
|
116
|
81
|
25
|
68
|
39
|
66
|
109
|
63
|
|
|
2025/10
|
81
|
67
|
47
|
61
|
50
|
28
|
50
|
33
|
16
|
19
|
25
|
39
|
47
|
57
|
71
|
42
|
41
|
19
|
19
|
21
|
31
|
37
|
40
|
54
|
109
|
60
|
30
|
50
|
116
|
81
|
45
|
|
2025/09
|
49
|
56
|
58
|
53
|
42
|
44
|
57
|
44
|
59
|
41
|
54
|
50
|
52
|
53
|
44
|
47
|
25
|
33
|
53
|
49
|
52
|
40
|
38
|
61
|
75
|
69
|
73
|
62
|
59
|
78
|
|
|
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