Air Quality
Excellent
No health implications.
16
PM2.5
38
PM10
49
O3
0.7
CO
11
SO2
30
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jun
95
Good
Mon
9 Jun
87
Good
Tue
10 Jun
55
Good
Wed
11 Jun
64
Good
Thu
12 Jun
70
Good
Fri
13 Jun
73
Good
Sat
14 Jun
15
Excellent
Air quality in the last 12 months (Chaoyang County)
|
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
|
|
|
2024/10
|
22
|
30
|
32
|
43
|
62
|
33
|
30
|
36
|
54
|
37
|
50
|
43
|
54
|
57
|
29
|
40
|
67
|
58
|
29
|
37
|
36
|
29
|
42
|
50
|
80
|
67
|
33
|
49
|
62
|
32
|
56
|
|
2024/09
|
29
|
26
|
29
|
34
|
25
|
34
|
25
|
26
|
42
|
26
|
40
|
37
|
43
|
16
|
30
|
35
|
30
|
34
|
47
|
15
|
22
|
30
|
31
|
41
|
37
|
35
|
44
|
52
|
39
|
21
|
|
|
2024/08
|
28
|
24
|
37
|
21
|
25
|
29
|
35
|
47
|
47
|
24
|
48
|
28
|
16
|
26
|
31
|
37
|
43
|
39
|
28
|
13
|
20
|
28
|
27
|
30
|
30
|
32
|
31
|
32
|
35
|
41
|
31
|
|
2024/07
|
46
|
55
|
35
|
35
|
52
|
64
|
30
|
55
|
57
|
63
|
69
|
75
|
59
|
46
|
36
|
30
|
38
|
38
|
45
|
44
|
55
|
36
|
33
|
32
|
21
|
18
|
25
|
30
|
47
|
43
|
30
|
|
2024/06
|
33
|
39
|
41
|
48
|
44
|
46
|
49
|
30
|
54
|
44
|
56
|
59
|
43
|
28
|
19
|
35
|
49
|
58
|
49
|
27
|
32
|
103
|
82
|
19
|
24
|
38
|
62
|
47
|
33
|
34
|
|
|
2024/05
|
44
|
55
|
58
|
55
|
62
|
72
|
59
|
63
|
81
|
83
|
97
|
45
|
48
|
57
|
39
|
52
|
66
|
69
|
35
|
28
|
45
|
67
|
50
|
32
|
43
|
48
|
28
|
44
|
55
|
46
|
21
|
|
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