Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
25
O3
0.4
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Sep
44
Excellent
Thu
10 Sep
50
Excellent
Fri
11 Sep
61
Good
Sat
12 Sep
67
Good
Sun
13 Sep
58
Good
Mon
14 Sep
44
Excellent
Tue
15 Sep
33
Excellent
Air quality in the last 12 months (Chicheng)
|
2026/08
|
23
|
26
|
23
|
21
|
22
|
23
|
22
|
21
|
31
|
41
|
36
|
22
|
18
|
20
|
27
|
19
|
16
|
24
|
30
|
37
|
45
|
40
|
35
|
30
|
30
|
23
|
21
|
25
|
21
|
18
|
17
|
|
2026/07
|
31
|
39
|
54
|
34
|
26
|
24
|
26
|
28
|
37
|
29
|
24
|
32
|
43
|
27
|
32
|
24
|
32
|
27
|
32
|
34
|
30
|
27
|
27
|
27
|
35
|
36
|
35
|
34
|
27
|
24
|
26
|
|
2026/06
|
33
|
55
|
30
|
22
|
23
|
21
|
18
|
19
|
17
|
18
|
23
|
32
|
38
|
28
|
41
|
34
|
29
|
40
|
46
|
24
|
25
|
33
|
31
|
33
|
27
|
28
|
38
|
54
|
47
|
32
|
|
|
2026/05
|
48
|
39
|
22
|
31
|
52
|
43
|
28
|
35
|
60
|
42
|
33
|
66
|
76
|
79
|
70
|
48
|
23
|
27
|
39
|
42
|
35
|
33
|
45
|
59
|
48
|
34
|
35
|
29
|
28
|
37
|
40
|
|
2026/04
|
33
|
58
|
72
|
58
|
45
|
25
|
28
|
57
|
36
|
28
|
40
|
52
|
59
|
67
|
76
|
62
|
49
|
69
|
130
|
78
|
41
|
51
|
59
|
55
|
57
|
44
|
40
|
24
|
25
|
37
|
|
|
2026/03
|
68
|
79
|
48
|
42
|
49
|
22
|
42
|
60
|
21
|
47
|
23
|
67
|
81
|
30
|
49
|
52
|
79
|
27
|
35
|
36
|
68
|
51
|
68
|
89
|
85
|
55
|
26
|
54
|
39
|
25
|
36
|
|
2026/02
|
14
|
16
|
40
|
52
|
23
|
11
|
10
|
19
|
44
|
47
|
29
|
51
|
55
|
47
|
19
|
21
|
77
|
31
|
51
|
90
|
211
|
32
|
31
|
46
|
83
|
54
|
40
|
50
|
|||
|
2026/01
|
27
|
20
|
35
|
30
|
18
|
26
|
25
|
49
|
63
|
23
|
19
|
37
|
27
|
57
|
97
|
35
|
23
|
29
|
14
|
15
|
14
|
29
|
29
|
24
|
30
|
42
|
22
|
47
|
55
|
61
|
40
|
|
2025/12
|
22
|
21
|
26
|
22
|
37
|
56
|
34
|
29
|
51
|
76
|
34
|
34
|
21
|
44
|
61
|
45
|
30
|
76
|
84
|
17
|
21
|
47
|
42
|
22
|
17
|
27
|
42
|
47
|
21
|
22
|
21
|
|
2025/11
|
14
|
11
|
38
|
47
|
83
|
86
|
48
|
44
|
21
|
23
|
43
|
49
|
21
|
45
|
57
|
19
|
16
|
20
|
32
|
21
|
33
|
47
|
77
|
39
|
33
|
60
|
31
|
66
|
82
|
79
|
|
|
2025/10
|
31
|
40
|
30
|
30
|
33
|
23
|
27
|
15
|
7
|
10
|
22
|
23
|
33
|
41
|
40
|
33
|
9
|
12
|
12
|
15
|
18
|
27
|
39
|
52
|
47
|
13
|
17
|
48
|
94
|
59
|
30
|
|
2025/09
|
18
|
31
|
42
|
39
|
35
|
21
|
18
|
17
|
36
|
36
|
44
|
44
|
40
|
18
|
17
|
16
|
13
|
12
|
17
|
23
|
25
|
28
|
21
|
22
|
24
|
31
|
34
|
26
|
20
|
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