Air Quality
Excellent
No health implications.
14
PM2.5
44
PM10
67
O3
0.4
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jul
53
Good
Mon
20 Jul
58
Good
Tue
21 Jul
55
Good
Wed
22 Jul
52
Good
Thu
23 Jul
49
Excellent
Fri
24 Jul
54
Good
Sat
25 Jul
15
Excellent
Air quality in the last 12 months (Chaoyang)
|
2026/06
|
43
|
40
|
30
|
28
|
29
|
37
|
23
|
21
|
27
|
30
|
36
|
38
|
27
|
16
|
16
|
17
|
18
|
16
|
22
|
18
|
19
|
25
|
26
|
29
|
29
|
24
|
23
|
21
|
17
|
16
|
|
|
2026/05
|
34
|
41
|
40
|
25
|
30
|
38
|
37
|
45
|
38
|
38
|
48
|
62
|
37
|
19
|
24
|
29
|
28
|
31
|
30
|
24
|
17
|
24
|
26
|
29
|
23
|
23
|
25
|
33
|
38
|
48
|
52
|
|
2026/04
|
31
|
34
|
48
|
43
|
28
|
29
|
31
|
35
|
40
|
24
|
27
|
28
|
23
|
24
|
26
|
32
|
34
|
51
|
42
|
39
|
32
|
29
|
26
|
22
|
31
|
44
|
45
|
32
|
27
|
23
|
|
|
2026/03
|
26
|
37
|
33
|
27
|
33
|
28
|
42
|
33
|
31
|
38
|
39
|
47
|
40
|
40
|
34
|
34
|
33
|
40
|
45
|
34
|
36
|
38
|
43
|
33
|
54
|
35
|
37
|
33
|
35
|
38
|
36
|
|
2026/02
|
29
|
30
|
39
|
47
|
53
|
47
|
30
|
36
|
31
|
37
|
53
|
40
|
44
|
43
|
42
|
35
|
30
|
40
|
39
|
55
|
66
|
77
|
56
|
81
|
63
|
21
|
40
|
10
|
|||
|
2026/01
|
27
|
26
|
33
|
44
|
51
|
31
|
37
|
45
|
43
|
54
|
57
|
55
|
59
|
47
|
44
|
54
|
52
|
45
|
42
|
27
|
38
|
39
|
41
|
34
|
23
|
40
|
46
|
25
|
32
|
37
|
32
|
|
2025/12
|
55
|
34
|
39
|
42
|
33
|
37
|
52
|
60
|
43
|
37
|
41
|
44
|
41
|
38
|
40
|
52
|
60
|
40
|
52
|
41
|
75
|
33
|
34
|
33
|
26
|
24
|
30
|
38
|
43
|
47
|
33
|
|
2025/11
|
25
|
35
|
39
|
25
|
19
|
25
|
23
|
28
|
38
|
23
|
27
|
17
|
16
|
26
|
37
|
38
|
37
|
37
|
22
|
44
|
43
|
42
|
53
|
65
|
41
|
60
|
53
|
63
|
74
|
72
|
|
|
2025/10
|
29
|
20
|
23
|
26
|
20
|
15
|
42
|
26
|
26
|
22
|
23
|
19
|
16
|
23
|
20
|
23
|
27
|
31
|
26
|
20
|
16
|
16
|
24
|
32
|
36
|
41
|
38
|
39
|
24
|
31
|
39
|
|
2025/09
|
21
|
28
|
26
|
18
|
17
|
26
|
16
|
18
|
18
|
18
|
23
|
16
|
18
|
19
|
20
|
25
|
24
|
19
|
13
|
14
|
15
|
28
|
22
|
28
|
22
|
26
|
27
|
25
|
28
|
30
|
|
|
2025/08
|
20
|
15
|
17
|
9
|
13
|
27
|
32
|
35
|
21
|
13
|
11
|
19
|
28
|
12
|
20
|
25
|
18
|
15
|
14
|
27
|
21
|
36
|
26
|
19
|
22
|
19
|
22
|
20
|
28
|
19
|
22
|
|
2025/07
|
12
|
20
|
23
|
24
|
12
|
18
|
35
|
34
|
27
|
15
|
16
|
36
|
33
|
28
|
30
|
27
|
37
|
23
|
25
|
21
|
21
|
17
|
27
|
33
|
32
|
35
|
39
|
22
|
19
|
30
|
23
|
|
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