Air Quality
Excellent
No health implications.
9
PM2.5
13
PM10
80
O3
0.5
CO
4
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Jun
73
Good
Tue
3 Jun
56
Good
Wed
4 Jun
78
Good
Thu
5 Jun
72
Good
Fri
6 Jun
60
Good
Sat
7 Jun
50
Excellent
Sun
8 Jun
20
Excellent
Air quality in the last 12 months (Chaoyang)
|
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
|
|
|
2024/05
|
42
|
62
|
60
|
77
|
90
|
57
|
49
|
74
|
72
|
94
|
129
|
41
|
57
|
60
|
26
|
59
|
72
|
82
|
58
|
26
|
40
|
85
|
65
|
35
|
26
|
21
|
37
|
54
|
62
|
41
|
12
|
|
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