Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
4
PM2.5
61
*
PM10
88
O3
0.4
CO
10
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 Apr
86
Good
Wed
22 Apr
78
Good
Thu
23 Apr
87
Good
Fri
24 Apr
84
Good
Sat
25 Apr
75
Good
Sun
26 Apr
67
Good
Mon
27 Apr
50
Excellent
Air quality in the last 12 months (Chaoyang County)
|
2026/03
|
47
|
72
|
151
|
53
|
39
|
26
|
37
|
53
|
29
|
58
|
72
|
56
|
87
|
31
|
57
|
40
|
73
|
38
|
40
|
42
|
81
|
153
|
114
|
114
|
106
|
71
|
40
|
71
|
48
|
34
|
49
|
|
2026/02
|
68
|
40
|
52
|
62
|
73
|
29
|
48
|
36
|
61
|
79
|
56
|
98
|
116
|
97
|
55
|
116
|
144
|
25
|
59
|
79
|
175
|
61
|
27
|
58
|
82
|
50
|
41
|
34
|
|||
|
2026/01
|
62
|
59
|
91
|
82
|
57
|
50
|
41
|
52
|
77
|
35
|
25
|
50
|
26
|
84
|
61
|
35
|
29
|
33
|
37
|
41
|
52
|
57
|
59
|
56
|
38
|
64
|
37
|
44
|
59
|
53
|
80
|
|
2025/12
|
32
|
24
|
32
|
54
|
44
|
81
|
63
|
39
|
51
|
73
|
31
|
66
|
85
|
61
|
78
|
62
|
68
|
111
|
103
|
30
|
32
|
55
|
59
|
38
|
38
|
48
|
75
|
80
|
38
|
40
|
35
|
|
2025/11
|
58
|
24
|
50
|
54
|
104
|
48
|
50
|
44
|
44
|
39
|
43
|
73
|
40
|
69
|
88
|
57
|
33
|
44
|
48
|
34
|
49
|
53
|
81
|
104
|
27
|
48
|
32
|
72
|
73
|
46
|
|
|
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
|
|
|
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