Air Quality
Excellent
No health implications.
10
PM2.5
24
PM10
54
O3
0.4
CO
1
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Dec
53
Good
Mon
23 Dec
96
Good
Tue
24 Dec
105
Light
Wed
25 Dec
59
Good
Thu
26 Dec
35
Excellent
Fri
27 Dec
31
Excellent
Sat
28 Dec
24
Excellent
Air quality in the last 12 months (Chaoyang)
|
2024/11
|
144
|
131
|
61
|
11
|
42
|
60
|
105
|
147
|
154
|
130
|
83
|
102
|
78
|
52
|
78
|
39
|
30
|
46
|
56
|
72
|
27
|
34
|
51
|
90
|
48
|
10
|
18
|
21
|
31
|
47
|
|
|
2024/10
|
8
|
14
|
31
|
64
|
82
|
87
|
20
|
27
|
97
|
18
|
59
|
91
|
122
|
138
|
44
|
48
|
60
|
38
|
8
|
36
|
55
|
23
|
46
|
74
|
166
|
218
|
22
|
46
|
105
|
114
|
119
|
|
2024/09
|
23
|
11
|
33
|
58
|
21
|
25
|
27
|
29
|
70
|
12
|
21
|
23
|
34
|
20
|
29
|
43
|
27
|
39
|
48
|
34
|
7
|
14
|
39
|
58
|
45
|
36
|
47
|
57
|
70
|
8
|
|
|
2024/08
|
18
|
35
|
34
|
29
|
14
|
38
|
48
|
32
|
56
|
22
|
19
|
8
|
13
|
25
|
46
|
48
|
38
|
26
|
25
|
13
|
14
|
23
|
43
|
26
|
35
|
17
|
16
|
29
|
42
|
52
|
53
|
|
2024/07
|
26
|
40
|
35
|
66
|
78
|
30
|
36
|
33
|
65
|
73
|
74
|
52
|
56
|
82
|
57
|
39
|
18
|
26
|
49
|
34
|
43
|
29
|
59
|
42
|
24
|
22
|
29
|
27
|
39
|
13
|
27
|
|
2024/06
|
35
|
42
|
54
|
54
|
61
|
68
|
51
|
48
|
51
|
56
|
41
|
52
|
54
|
34
|
31
|
48
|
62
|
59
|
67
|
65
|
49
|
93
|
117
|
20
|
37
|
64
|
60
|
61
|
64
|
43
|
|
|
2024/05
|
42
|
62
|
60
|
77
|
90
|
57
|
49
|
74
|
72
|
94
|
129
|
41
|
57
|
60
|
26
|
59
|
72
|
82
|
58
|
26
|
40
|
85
|
65
|
35
|
26
|
21
|
37
|
54
|
62
|
41
|
12
|
|
2024/04
|
77
|
83
|
69
|
68
|
70
|
103
|
46
|
89
|
60
|
68
|
119
|
154
|
82
|
61
|
90
|
59
|
93
|
89
|
63
|
49
|
90
|
95
|
17
|
54
|
101
|
113
|
92
|
26
|
25
|
25
|
|
|
2024/03
|
35
|
80
|
56
|
55
|
78
|
49
|
68
|
18
|
64
|
121
|
81
|
47
|
64
|
60
|
114
|
125
|
38
|
107
|
82
|
54
|
84
|
65
|
92
|
79
|
87
|
115
|
149
|
203
|
95
|
44
|
84
|
|
2024/02
|
39
|
69
|
88
|
118
|
100
|
60
|
27
|
33
|
58
|
36
|
87
|
137
|
166
|
73
|
25
|
66
|
95
|
95
|
29
|
24
|
23
|
20
|
42
|
65
|
48
|
79
|
70
|
72
|
29
|
||
|
2024/01
|
111
|
120
|
34
|
84
|
41
|
20
|
25
|
65
|
47
|
55
|
107
|
137
|
76
|
26
|
40
|
86
|
125
|
99
|
61
|
55
|
25
|
19
|
19
|
27
|
25
|
37
|
35
|
49
|
95
|
132
|
67
|
|
2023/12
|
40
|
52
|
68
|
91
|
125
|
110
|
213
|
162
|
93
|
53
|
45
|
86
|
112
|
72
|
21
|
21
|
32
|
83
|
48
|
19
|
23
|
37
|
45
|
53
|
76
|
58
|
43
|
68
|
157
|
206
|
25
|
|
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