Air Quality
Excellent
No health implications.
5
PM2.5
14
PM10
37
O3
0.6
CO
4
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Oct
33
Excellent
Mon
12 Oct
50
Excellent
Tue
13 Oct
49
Excellent
Wed
14 Oct
49
Excellent
Thu
15 Oct
38
Excellent
Fri
16 Oct
36
Excellent
Sat
17 Oct
26
Excellent
Air quality in the last 12 months (Chaotian)
|
2026/08
|
21
|
22
|
24
|
26
|
27
|
24
|
28
|
28
|
26
|
30
|
28
|
28
|
27
|
29
|
30
|
30
|
22
|
21
|
22
|
31
|
32
|
33
|
27
|
24
|
28
|
30
|
36
|
27
|
30
|
27
|
30
|
|
2026/07
|
35
|
34
|
31
|
33
|
34
|
39
|
41
|
37
|
45
|
34
|
28
|
25
|
25
|
39
|
27
|
28
|
30
|
58
|
41
|
48
|
45
|
45
|
46
|
44
|
39
|
32
|
25
|
23
|
23
|
25
|
23
|
|
2026/06
|
47
|
50
|
50
|
46
|
52
|
51
|
39
|
29
|
33
|
40
|
39
|
35
|
36
|
50
|
49
|
41
|
43
|
28
|
31
|
31
|
23
|
27
|
26
|
25
|
26
|
32
|
34
|
35
|
42
|
35
|
|
|
2026/05
|
33
|
45
|
44
|
43
|
47
|
49
|
51
|
39
|
38
|
52
|
68
|
70
|
36
|
36
|
33
|
22
|
26
|
36
|
41
|
38
|
38
|
30
|
41
|
34
|
37
|
43
|
38
|
52
|
35
|
39
|
47
|
|
2026/04
|
38
|
40
|
65
|
73
|
64
|
52
|
38
|
23
|
33
|
46
|
44
|
34
|
33
|
36
|
32
|
49
|
49
|
45
|
163
|
66
|
23
|
28
|
33
|
45
|
50
|
56
|
51
|
33
|
37
|
42
|
|
|
2026/03
|
18
|
22
|
26
|
39
|
57
|
59
|
46
|
23
|
29
|
35
|
40
|
54
|
65
|
33
|
52
|
23
|
24
|
49
|
50
|
54
|
40
|
50
|
47
|
41
|
39
|
44
|
49
|
47
|
41
|
30
|
36
|
|
2026/02
|
74
|
79
|
75
|
75
|
83
|
74
|
60
|
61
|
55
|
68
|
68
|
64
|
67
|
76
|
70
|
41
|
55
|
59
|
55
|
56
|
71
|
84
|
76
|
65
|
43
|
55
|
48
|
25
|
|||
|
2026/01
|
34
|
46
|
46
|
51
|
44
|
53
|
55
|
60
|
78
|
72
|
78
|
111
|
101
|
71
|
74
|
81
|
85
|
107
|
47
|
42
|
40
|
44
|
66
|
74
|
111
|
203
|
133
|
109
|
63
|
45
|
66
|
|
2025/12
|
69
|
55
|
53
|
56
|
56
|
76
|
76
|
74
|
80
|
71
|
88
|
62
|
68
|
64
|
61
|
64
|
80
|
104
|
93
|
43
|
36
|
33
|
52
|
51
|
55
|
55
|
68
|
93
|
89
|
94
|
37
|
|
2025/11
|
38
|
32
|
29
|
24
|
27
|
22
|
23
|
38
|
27
|
34
|
35
|
40
|
40
|
49
|
33
|
39
|
37
|
30
|
38
|
47
|
54
|
63
|
45
|
53
|
53
|
60
|
74
|
75
|
81
|
60
|
|
|
2025/10
|
13
|
12
|
12
|
10
|
11
|
11
|
15
|
23
|
25
|
13
|
15
|
14
|
16
|
18
|
15
|
20
|
13
|
14
|
14
|
13
|
14
|
14
|
14
|
15
|
24
|
24
|
35
|
35
|
34
|
24
|
33
|
|
2025/09
|
26
|
25
|
28
|
21
|
20
|
41
|
25
|
16
|
21
|
20
|
14
|
15
|
21
|
24
|
24
|
16
|
16
|
11
|
11
|
13
|
11
|
11
|
12
|
23
|
24
|
30
|
19
|
13
|
18
|
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