Air Quality
Excellent
No health implications.
5
PM2.5
21
PM10
50
O3
0.3
CO
2
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Dec
40
Excellent
Thu
4 Dec
41
Excellent
Fri
5 Dec
72
Good
Sat
6 Dec
63
Good
Sun
7 Dec
42
Excellent
Mon
8 Dec
69
Good
Tue
9 Dec
33
Excellent
Chaoyang Air quality rank
Air quality in the last 12 months (Chaoyang)
|
2025/11
|
47
|
15
|
58
|
77
|
177
|
160
|
82
|
66
|
26
|
48
|
84
|
85
|
22
|
58
|
78
|
28
|
18
|
24
|
47
|
31
|
68
|
64
|
87
|
51
|
32
|
69
|
29
|
75
|
94
|
95
|
|
|
2025/10
|
45
|
50
|
44
|
48
|
47
|
18
|
46
|
21
|
9
|
13
|
17
|
34
|
51
|
43
|
71
|
67
|
27
|
10
|
14
|
16
|
25
|
51
|
67
|
97
|
135
|
27
|
33
|
105
|
187
|
144
|
49
|
|
2025/09
|
22
|
41
|
40
|
59
|
47
|
24
|
33
|
25
|
53
|
39
|
52
|
61
|
48
|
29
|
23
|
19
|
17
|
21
|
33
|
39
|
49
|
26
|
47
|
59
|
41
|
43
|
50
|
38
|
34
|
36
|
|
|
2025/08
|
47
|
50
|
30
|
32
|
27
|
37
|
21
|
36
|
12
|
25
|
38
|
45
|
22
|
25
|
39
|
21
|
34
|
38
|
23
|
25
|
32
|
21
|
23
|
15
|
24
|
22
|
23
|
13
|
40
|
33
|
25
|
|
2025/07
|
26
|
32
|
20
|
39
|
24
|
11
|
33
|
33
|
45
|
28
|
48
|
49
|
14
|
39
|
45
|
35
|
13
|
38
|
54
|
21
|
29
|
44
|
35
|
22
|
26
|
41
|
34
|
29
|
8
|
14
|
36
|
|
2025/06
|
63
|
18
|
10
|
23
|
54
|
34
|
25
|
49
|
44
|
29
|
55
|
72
|
63
|
48
|
16
|
14
|
40
|
62
|
37
|
29
|
18
|
35
|
53
|
60
|
60
|
58
|
62
|
46
|
67
|
51
|
|
|
2025/05
|
33
|
41
|
21
|
50
|
51
|
21
|
77
|
96
|
32
|
41
|
61
|
77
|
90
|
30
|
45
|
68
|
50
|
46
|
56
|
95
|
73
|
66
|
49
|
36
|
55
|
59
|
46
|
56
|
63
|
66
|
73
|
|
2025/04
|
43
|
21
|
60
|
69
|
23
|
73
|
58
|
42
|
55
|
81
|
110
|
92
|
66
|
57
|
55
|
97
|
58
|
25
|
44
|
70
|
92
|
20
|
52
|
30
|
54
|
90
|
26
|
62
|
58
|
47
|
|
|
2025/03
|
235
|
76
|
35
|
46
|
83
|
16
|
82
|
113
|
156
|
139
|
203
|
60
|
108
|
66
|
50
|
18
|
30
|
35
|
42
|
35
|
29
|
48
|
104
|
79
|
53
|
79
|
48
|
29
|
21
|
44
|
63
|
|
2025/02
|
78
|
51
|
10
|
18
|
23
|
60
|
27
|
15
|
18
|
75
|
145
|
22
|
86
|
62
|
96
|
30
|
18
|
33
|
22
|
20
|
17
|
17
|
22
|
47
|
47
|
54
|
113
|
139
|
|||
|
2025/01
|
44
|
20
|
39
|
58
|
48
|
16
|
13
|
17
|
15
|
20
|
31
|
34
|
53
|
26
|
28
|
47
|
71
|
84
|
39
|
63
|
43
|
58
|
77
|
118
|
132
|
103
|
23
|
19
|
114
|
66
|
74
|
|
2024/12
|
59
|
12
|
37
|
41
|
18
|
26
|
18
|
28
|
49
|
32
|
37
|
69
|
30
|
26
|
34
|
34
|
17
|
17
|
46
|
41
|
19
|
28
|
38
|
77
|
75
|
27
|
22
|
38
|
66
|
70
|
47
|
|
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