Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
13
PM2.5
53
*
PM10
66
O3
0.4
CO
7
SO2
27
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 Nov
73
Good
Thu
13 Nov
63
Good
Fri
14 Nov
90
Good
Sat
15 Nov
88
Good
Sun
16 Nov
52
Good
Mon
17 Nov
80
Good
Tue
18 Nov
21
Excellent
Air quality in the last 12 months (Chaoyang County)
|
2025/10
|
53
|
56
|
51
|
42
|
36
|
19
|
41
|
22
|
24
|
36
|
54
|
39
|
48
|
64
|
58
|
30
|
38
|
22
|
36
|
32
|
48
|
54
|
47
|
56
|
75
|
55
|
40
|
42
|
102
|
58
|
53
|
|
2025/09
|
41
|
39
|
49
|
57
|
58
|
43
|
33
|
27
|
37
|
32
|
48
|
42
|
42
|
38
|
28
|
32
|
27
|
33
|
39
|
40
|
35
|
33
|
27
|
34
|
34
|
45
|
76
|
53
|
44
|
54
|
|
|
2025/08
|
38
|
46
|
26
|
20
|
20
|
22
|
25
|
29
|
26
|
35
|
35
|
39
|
24
|
28
|
39
|
29
|
22
|
38
|
37
|
26
|
31
|
24
|
39
|
18
|
25
|
31
|
31
|
14
|
32
|
38
|
38
|
|
2025/07
|
35
|
33
|
24
|
33
|
40
|
26
|
30
|
37
|
35
|
33
|
37
|
41
|
25
|
32
|
30
|
30
|
21
|
25
|
31
|
23
|
25
|
32
|
30
|
26
|
34
|
41
|
37
|
23
|
20
|
19
|
30
|
|
2025/06
|
32
|
55
|
39
|
25
|
41
|
39
|
28
|
44
|
36
|
28
|
39
|
49
|
33
|
43
|
23
|
17
|
30
|
42
|
41
|
27
|
35
|
35
|
44
|
53
|
49
|
45
|
41
|
21
|
37
|
32
|
|
|
2025/05
|
58
|
38
|
37
|
30
|
36
|
35
|
53
|
71
|
33
|
44
|
52
|
79
|
68
|
45
|
49
|
54
|
35
|
37
|
50
|
64
|
56
|
82
|
41
|
53
|
46
|
52
|
68
|
89
|
47
|
79
|
52
|
|
2025/04
|
56
|
23
|
45
|
57
|
44
|
43
|
66
|
30
|
33
|
52
|
61
|
74
|
26
|
18
|
46
|
62
|
73
|
29
|
26
|
39
|
49
|
27
|
60
|
51
|
40
|
58
|
36
|
35
|
67
|
49
|
|
|
2025/03
|
157
|
47
|
41
|
52
|
69
|
34
|
64
|
67
|
130
|
119
|
107
|
72
|
44
|
46
|
43
|
41
|
51
|
25
|
47
|
57
|
48
|
60
|
72
|
61
|
71
|
125
|
65
|
43
|
29
|
34
|
49
|
|
2025/02
|
86
|
88
|
41
|
26
|
30
|
64
|
52
|
29
|
50
|
70
|
89
|
70
|
84
|
70
|
78
|
39
|
28
|
26
|
41
|
40
|
31
|
39
|
33
|
53
|
60
|
60
|
87
|
132
|
|||
|
2025/01
|
51
|
40
|
48
|
76
|
83
|
55
|
40
|
38
|
27
|
64
|
74
|
76
|
69
|
41
|
34
|
48
|
63
|
70
|
55
|
70
|
68
|
70
|
109
|
132
|
122
|
112
|
31
|
81
|
284
|
80
|
61
|
|
2024/12
|
70
|
27
|
39
|
34
|
38
|
29
|
32
|
43
|
64
|
54
|
40
|
72
|
62
|
37
|
37
|
47
|
30
|
40
|
56
|
47
|
38
|
39
|
51
|
70
|
75
|
31
|
35
|
49
|
70
|
65
|
42
|
|
2024/11
|
65
|
52
|
58
|
30
|
38
|
42
|
76
|
134
|
85
|
69
|
39
|
47
|
52
|
59
|
49
|
34
|
30
|
27
|
52
|
63
|
51
|
41
|
52
|
93
|
72
|
21
|
37
|
41
|
44
|
49
|
|
|
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