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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Chaoyang)
西梁
498
PM2.5
49
PM10
76
O3
0.2
CO
7
SO2
6
NO2
河畔小区
528
PM2.5
54 *
PM10
77
O3
0.2
CO
5
SO2
5
NO2
八里堡
5312
PM2.5
55 *
PM10
75
O3
0.3
CO
5
SO2
6
NO2
农业园区
519
PM2.5
52 *
PM10
77
O3
0.3
CO
6
SO2
5
NO2
Air quality in the last 12 months (Chaoyang)
|
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
|
|
2024/11
|
59
|
51
|
57
|
28
|
38
|
45
|
92
|
152
|
84
|
72
|
42
|
50
|
56
|
65
|
54
|
31
|
30
|
34
|
56
|
71
|
51
|
45
|
57
|
115
|
69
|
21
|
32
|
42
|
42
|
50
|
|
|
2024/10
|
23
|
29
|
32
|
41
|
60
|
29
|
35
|
36
|
60
|
36
|
45
|
41
|
54
|
63
|
27
|
41
|
73
|
57
|
22
|
34
|
35
|
33
|
43
|
50
|
85
|
61
|
33
|
50
|
61
|
34
|
64
|
|
2024/09
|
25
|
30
|
29
|
35
|
22
|
32
|
23
|
27
|
42
|
24
|
41
|
36
|
40
|
14
|
31
|
35
|
29
|
39
|
46
|
12
|
19
|
29
|
29
|
41
|
34
|
35
|
43
|
56
|
37
|
20
|
|
|
2024/08
|
27
|
22
|
36
|
24
|
28
|
30
|
35
|
44
|
46
|
26
|
47
|
27
|
16
|
24
|
28
|
36
|
43
|
36
|
30
|
12
|
20
|
25
|
24
|
26
|
27
|
30
|
30
|
31
|
36
|
38
|
28
|
|
2024/07
|
47
|
55
|
36
|
34
|
49
|
73
|
31
|
57
|
58
|
63
|
68
|
79
|
62
|
45
|
37
|
34
|
39
|
40
|
42
|
46
|
64
|
40
|
35
|
32
|
26
|
18
|
25
|
34
|
48
|
45
|
26
|
|
2024/06
|
29
|
35
|
36
|
45
|
40
|
43
|
51
|
30
|
51
|
43
|
55
|
64
|
44
|
32
|
19
|
32
|
46
|
56
|
47
|
26
|
33
|
109
|
79
|
17
|
25
|
38
|
62
|
46
|
35
|
37
|
|
|
2024/05
|
40
|
45
|
51
|
49
|
62
|
60
|
53
|
56
|
66
|
70
|
73
|
37
|
39
|
45
|
31
|
43
|
61
|
62
|
31
|
24
|
42
|
65
|
49
|
32
|
46
|
44
|
28
|
41
|
57
|
43
|
19
|
|
2024/04
|
50
|
58
|
35
|
36
|
72
|
69
|
63
|
55
|
50
|
64
|
92
|
125
|
67
|
36
|
113
|
42
|
56
|
58
|
35
|
49
|
61
|
64
|
26
|
27
|
74
|
60
|
35
|
16
|
26
|
40
|
|
|
2024/03
|
29
|
53
|
42
|
64
|
41
|
39
|
53
|
31
|
63
|
123
|
90
|
47
|
60
|
61
|
53
|
181
|
63
|
52
|
23
|
26
|
63
|
76
|
70
|
24
|
36
|
64
|
110
|
228
|
82
|
55
|
57
|
|
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