Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Dec
Sat
13 Dec
Sun
14 Dec
Mon
15 Dec
Tue
16 Dec
Wed
17 Dec
Thu
18 Dec
Real-time AQI (Monitoring Station in Chaoyang)
西梁
8458
PM2.5
117 *
PM10
15
O3
5.4
CO
19
SO2
38
NO2
八里堡
8640
PM2.5
67
PM10
16
O3
8.6
CO
19
SO2
34
NO2
农业园区
6849 *
PM2.5
82
PM10
15
O3
1.6
CO
20
SO2
40
NO2
Air quality in the last 12 months (Chaoyang)
|
2025/11
|
59
|
25
|
53
|
57
|
107
|
50
|
48
|
46
|
40
|
39
|
42
|
79
|
40
|
72
|
88
|
55
|
34
|
50
|
49
|
34
|
54
|
52
|
86
|
110
|
27
|
48
|
35
|
73
|
73
|
47
|
|
|
2025/10
|
49
|
56
|
50
|
38
|
26
|
18
|
33
|
18
|
21
|
32
|
47
|
31
|
42
|
62
|
52
|
28
|
31
|
18
|
27
|
27
|
42
|
49
|
48
|
59
|
75
|
45
|
39
|
48
|
106
|
56
|
61
|
|
2025/09
|
38
|
35
|
44
|
57
|
57
|
39
|
30
|
27
|
36
|
32
|
47
|
41
|
38
|
35
|
27
|
28
|
25
|
31
|
39
|
38
|
36
|
33
|
33
|
33
|
35
|
43
|
61
|
53
|
40
|
48
|
|
|
2025/08
|
38
|
47
|
35
|
20
|
22
|
22
|
23
|
29
|
25
|
33
|
37
|
38
|
25
|
30
|
39
|
30
|
21
|
34
|
37
|
28
|
32
|
23
|
37
|
19
|
24
|
29
|
30
|
14
|
34
|
42
|
41
|
|
2025/07
|
36
|
31
|
24
|
33
|
42
|
23
|
31
|
37
|
36
|
33
|
34
|
39
|
22
|
30
|
32
|
24
|
20
|
23
|
35
|
23
|
23
|
32
|
29
|
26
|
33
|
37
|
35
|
25
|
21
|
19
|
30
|
|
2025/06
|
33
|
49
|
36
|
21
|
38
|
34
|
25
|
39
|
35
|
24
|
37
|
47
|
30
|
43
|
28
|
15
|
29
|
39
|
41
|
23
|
31
|
32
|
42
|
52
|
45
|
46
|
42
|
19
|
37
|
33
|
|
|
2025/05
|
56
|
37
|
36
|
30
|
41
|
37
|
52
|
65
|
32
|
41
|
51
|
75
|
69
|
48
|
46
|
53
|
33
|
31
|
48
|
63
|
56
|
72
|
36
|
50
|
41
|
49
|
68
|
95
|
45
|
76
|
53
|
|
2025/04
|
55
|
29
|
50
|
60
|
45
|
44
|
67
|
32
|
34
|
52
|
62
|
75
|
25
|
22
|
52
|
64
|
75
|
30
|
27
|
44
|
49
|
27
|
60
|
51
|
39
|
60
|
34
|
33
|
64
|
46
|
|
|
2025/03
|
159
|
44
|
43
|
56
|
69
|
35
|
64
|
70
|
133
|
122
|
113
|
70
|
44
|
46
|
43
|
41
|
50
|
29
|
54
|
60
|
50
|
59
|
71
|
55
|
93
|
127
|
58
|
42
|
32
|
35
|
49
|
|
2025/02
|
89
|
84
|
38
|
25
|
30
|
60
|
51
|
29
|
53
|
68
|
92
|
61
|
74
|
67
|
73
|
35
|
26
|
27
|
40
|
39
|
30
|
37
|
38
|
51
|
55
|
60
|
90
|
132
|
|||
|
2025/01
|
49
|
39
|
46
|
73
|
84
|
55
|
36
|
35
|
28
|
63
|
73
|
78
|
66
|
37
|
35
|
49
|
61
|
64
|
53
|
78
|
68
|
66
|
107
|
138
|
133
|
112
|
34
|
83
|
278
|
75
|
93
|
|
2024/12
|
72
|
29
|
41
|
34
|
35
|
28
|
33
|
46
|
67
|
59
|
45
|
77
|
61
|
37
|
39
|
52
|
30
|
45
|
60
|
47
|
36
|
39
|
60
|
87
|
72
|
30
|
32
|
49
|
82
|
66
|
42
|
|
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
*: primary pollution