Air Quality
Excellent
No health implications.
2
PM2.5
6
PM10
26
O3
0.1
CO
3
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Nov
51
Good
Sat
23 Nov
75
Good
Sun
24 Nov
114
Light
Mon
25 Nov
58
Good
Tue
26 Nov
44
Excellent
Wed
27 Nov
39
Excellent
Air quality in the last 12 months (Chicheng)
|
2024/10
|
7
|
12
|
20
|
41
|
58
|
51
|
9
|
16
|
32
|
16
|
33
|
55
|
76
|
51
|
26
|
47
|
54
|
16
|
9
|
18
|
39
|
12
|
29
|
37
|
81
|
113
|
14
|
24
|
33
|
39
|
99
|
|
2024/09
|
17
|
11
|
20
|
30
|
11
|
13
|
11
|
19
|
27
|
10
|
13
|
12
|
15
|
11
|
14
|
20
|
14
|
21
|
38
|
18
|
8
|
9
|
21
|
38
|
20
|
26
|
44
|
44
|
44
|
8
|
|
|
2024/08
|
14
|
24
|
26
|
20
|
16
|
25
|
41
|
34
|
31
|
43
|
10
|
11
|
11
|
19
|
28
|
29
|
28
|
18
|
17
|
15
|
11
|
17
|
21
|
19
|
19
|
11
|
17
|
20
|
25
|
33
|
40
|
|
2024/07
|
17
|
27
|
24
|
31
|
38
|
27
|
23
|
34
|
59
|
59
|
56
|
32
|
30
|
43
|
52
|
26
|
12
|
17
|
27
|
21
|
47
|
29
|
45
|
38
|
15
|
17
|
31
|
26
|
22
|
21
|
13
|
|
2024/06
|
16
|
19
|
27
|
41
|
49
|
45
|
17
|
27
|
20
|
20
|
23
|
26
|
30
|
19
|
16
|
20
|
34
|
47
|
54
|
61
|
48
|
310
|
133
|
14
|
19
|
45
|
60
|
50
|
54
|
28
|
|
|
2024/05
|
27
|
41
|
47
|
57
|
60
|
33
|
34
|
40
|
62
|
155
|
115
|
27
|
29
|
38
|
20
|
49
|
52
|
65
|
64
|
27
|
45
|
54
|
74
|
34
|
17
|
23
|
24
|
27
|
53
|
27
|
9
|
|
2024/04
|
69
|
73
|
54
|
59
|
52
|
37
|
36
|
61
|
59
|
46
|
55
|
101
|
73
|
90
|
106
|
40
|
54
|
55
|
64
|
30
|
49
|
73
|
16
|
43
|
107
|
81
|
89
|
23
|
11
|
21
|
|
|
2024/03
|
22
|
75
|
29
|
47
|
55
|
17
|
21
|
17
|
37
|
64
|
42
|
18
|
37
|
40
|
74
|
111
|
28
|
163
|
64
|
25
|
62
|
40
|
51
|
62
|
41
|
82
|
174
|
192
|
107
|
26
|
55
|
|
2024/02
|
23
|
39
|
41
|
39
|
52
|
32
|
25
|
28
|
44
|
92
|
40
|
65
|
86
|
50
|
29
|
53
|
63
|
61
|
26
|
22
|
23
|
23
|
22
|
35
|
36
|
47
|
70
|
49
|
24
|
||
|
2024/01
|
45
|
45
|
23
|
38
|
24
|
18
|
21
|
43
|
37
|
32
|
44
|
38
|
57
|
24
|
27
|
39
|
75
|
83
|
71
|
35
|
21
|
21
|
22
|
23
|
23
|
35
|
28
|
36
|
59
|
94
|
45
|
|
2023/12
|
22
|
32
|
33
|
66
|
77
|
105
|
99
|
110
|
47
|
52
|
36
|
54
|
63
|
52
|
24
|
21
|
25
|
46
|
33
|
21
|
21
|
25
|
32
|
38
|
44
|
52
|
40
|
57
|
63
|
79
|
26
|
|
2023/11
|
80
|
111
|
29
|
60
|
40
|
31
|
26
|
32
|
20
|
17
|
17
|
18
|
19
|
26
|
52
|
23
|
18
|
28
|
55
|
55
|
79
|
69
|
19
|
16
|
35
|
65
|
32
|
21
|
21
|
20
|
|
|
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