Air Quality
Excellent
No health implications.
15
PM2.5
48
PM10
124
O3
0.4
CO
11
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
87
Good
Fri
24 Apr
86
Good
Sat
25 Apr
84
Good
Sun
26 Apr
64
Good
Mon
27 Apr
78
Good
Tue
28 Apr
82
Good
Wed
29 Apr
20
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