Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
12
PM2.5
29
PM10
166
O3
0.3
CO
4
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
22 Jun
138
Light
Mon
23 Jun
149
Light
Tue
24 Jun
183
Moderate
Wed
25 Jun
188
Moderate
Thu
26 Jun
105
Light
Fri
27 Jun
86
Good
Sat
28 Jun
27
Excellent
Air quality in the last 12 months (Chaoyang)
|
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
|
|
2024/11
|
144
|
131
|
61
|
11
|
42
|
60
|
105
|
147
|
154
|
130
|
83
|
102
|
78
|
52
|
78
|
39
|
30
|
46
|
56
|
72
|
27
|
34
|
51
|
90
|
48
|
10
|
18
|
21
|
31
|
47
|
|
|
2024/10
|
8
|
14
|
31
|
64
|
82
|
87
|
20
|
27
|
97
|
18
|
59
|
91
|
122
|
138
|
44
|
48
|
60
|
38
|
8
|
36
|
55
|
23
|
46
|
74
|
166
|
218
|
22
|
46
|
105
|
114
|
119
|
|
2024/09
|
23
|
11
|
33
|
58
|
21
|
25
|
27
|
29
|
70
|
12
|
21
|
23
|
34
|
20
|
29
|
43
|
27
|
39
|
48
|
34
|
7
|
14
|
39
|
58
|
45
|
36
|
47
|
57
|
70
|
8
|
|
|
2024/08
|
18
|
35
|
34
|
29
|
14
|
38
|
48
|
32
|
56
|
22
|
19
|
8
|
13
|
25
|
46
|
48
|
38
|
26
|
25
|
13
|
14
|
23
|
43
|
26
|
35
|
17
|
16
|
29
|
42
|
52
|
53
|
|
2024/07
|
26
|
40
|
35
|
66
|
78
|
30
|
36
|
33
|
65
|
73
|
74
|
52
|
56
|
82
|
57
|
39
|
18
|
26
|
49
|
34
|
43
|
29
|
59
|
42
|
24
|
22
|
29
|
27
|
39
|
13
|
27
|
|
2024/06
|
35
|
42
|
54
|
54
|
61
|
68
|
51
|
48
|
51
|
56
|
41
|
52
|
54
|
34
|
31
|
48
|
62
|
59
|
67
|
65
|
49
|
93
|
117
|
20
|
37
|
64
|
60
|
61
|
64
|
43
|
|
|
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