Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 Jul
Sat
11 Jul
Sun
12 Jul
Mon
13 Jul
Tue
14 Jul
Wed
15 Jul
Thu
16 Jul
Real-time AQI (Monitoring Station in Chaoyang)
西梁
4427
PM2.5
44
PM10
125
O3
0.9
CO
7
SO2
6
NO2
河畔小区
3923
PM2.5
32
PM10
123
O3
1.1
CO
9
SO2
10
NO2
Air quality in the last 12 months (Chaoyang)
|
2026/05
|
39
|
42
|
27
|
32
|
64
|
41
|
34
|
36
|
49
|
58
|
44
|
52
|
57
|
56
|
45
|
48
|
34
|
24
|
26
|
32
|
40
|
40
|
36
|
56
|
37
|
35
|
42
|
37
|
37
|
48
|
69
|
|
2026/04
|
49
|
59
|
100
|
33
|
41
|
29
|
28
|
56
|
42
|
36
|
66
|
53
|
31
|
49
|
64
|
78
|
59
|
84
|
81
|
204
|
51
|
41
|
52
|
60
|
61
|
35
|
35
|
28
|
32
|
44
|
|
|
2026/03
|
46
|
74
|
149
|
51
|
40
|
27
|
36
|
51
|
30
|
64
|
72
|
57
|
88
|
32
|
57
|
41
|
74
|
38
|
43
|
42
|
82
|
155
|
111
|
111
|
108
|
67
|
41
|
70
|
47
|
37
|
50
|
|
2026/02
|
66
|
39
|
48
|
57
|
69
|
30
|
51
|
36
|
59
|
80
|
57
|
95
|
111
|
96
|
54
|
103
|
154
|
24
|
61
|
78
|
175
|
68
|
32
|
58
|
80
|
47
|
41
|
34
|
|||
|
2026/01
|
69
|
77
|
97
|
91
|
56
|
48
|
41
|
55
|
77
|
37
|
26
|
51
|
28
|
98
|
63
|
35
|
33
|
33
|
36
|
48
|
55
|
59
|
60
|
55
|
39
|
66
|
31
|
49
|
58
|
57
|
81
|
|
2025/12
|
33
|
25
|
37
|
57
|
46
|
79
|
66
|
45
|
53
|
72
|
33
|
62
|
91
|
71
|
81
|
64
|
73
|
119
|
103
|
29
|
33
|
59
|
57
|
42
|
38
|
54
|
80
|
77
|
42
|
44
|
40
|
|
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
|
|
|
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