Air Quality
Excellent
No health implications.
22
PM2.5
35
PM10
70
O3
0.5
CO
3
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Dec
154
Moderate
Sat
20 Dec
37
Excellent
Sun
21 Dec
54
Good
Mon
22 Dec
90
Good
Tue
23 Dec
72
Good
Wed
24 Dec
42
Excellent
Thu
25 Dec
43
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