Air Quality
Excellent
No health implications.
5
PM2.5
27
PM10
62
O3
0.3
CO
3
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Nov
48
Excellent
Wed
19 Nov
52
Good
Thu
20 Nov
47
Excellent
Fri
21 Nov
52
Good
Sat
22 Nov
62
Good
Sun
23 Nov
56
Good
Mon
24 Nov
19
Excellent
Chicheng Air quality rank
Air quality in the last 12 months (Chicheng)
|
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
|
|
|
2025/08
|
35
|
43
|
20
|
30
|
17
|
15
|
15
|
21
|
16
|
19
|
32
|
22
|
18
|
28
|
40
|
16
|
24
|
30
|
18
|
18
|
20
|
21
|
20
|
19
|
19
|
21
|
13
|
20
|
30
|
30
|
25
|
|
2025/07
|
27
|
29
|
22
|
31
|
23
|
18
|
30
|
33
|
36
|
31
|
46
|
40
|
20
|
25
|
33
|
15
|
13
|
22
|
45
|
14
|
16
|
28
|
33
|
21
|
19
|
26
|
20
|
19
|
13
|
14
|
24
|
|
2025/06
|
43
|
11
|
10
|
14
|
27
|
21
|
16
|
28
|
29
|
24
|
41
|
62
|
43
|
38
|
11
|
17
|
27
|
42
|
26
|
17
|
18
|
28
|
36
|
45
|
50
|
55
|
57
|
42
|
37
|
34
|
|
|
2025/05
|
18
|
16
|
13
|
19
|
63
|
25
|
52
|
78
|
15
|
35
|
28
|
44
|
51
|
21
|
38
|
62
|
32
|
18
|
22
|
63
|
59
|
54
|
44
|
32
|
41
|
30
|
18
|
34
|
54
|
62
|
42
|
|
2025/04
|
20
|
15
|
43
|
51
|
17
|
41
|
47
|
27
|
28
|
37
|
100
|
61
|
57
|
39
|
35
|
73
|
55
|
11
|
20
|
50
|
60
|
30
|
47
|
18
|
29
|
53
|
12
|
26
|
45
|
24
|
|
|
2025/03
|
96
|
52
|
24
|
39
|
35
|
16
|
39
|
67
|
85
|
98
|
128
|
44
|
59
|
63
|
36
|
16
|
20
|
13
|
15
|
16
|
22
|
48
|
173
|
66
|
39
|
103
|
29
|
19
|
17
|
24
|
25
|
|
2025/02
|
60
|
35
|
8
|
13
|
22
|
38
|
12
|
12
|
15
|
40
|
69
|
26
|
42
|
42
|
70
|
18
|
13
|
17
|
13
|
13
|
12
|
14
|
13
|
26
|
27
|
36
|
64
|
68
|
|||
|
2025/01
|
43
|
15
|
20
|
29
|
34
|
10
|
8
|
13
|
13
|
18
|
35
|
19
|
18
|
11
|
22
|
38
|
47
|
48
|
30
|
41
|
32
|
23
|
57
|
72
|
93
|
100
|
10
|
13
|
74
|
35
|
58
|
|
2024/12
|
29
|
11
|
14
|
12
|
13
|
13
|
12
|
17
|
27
|
35
|
29
|
35
|
20
|
16
|
24
|
23
|
13
|
16
|
25
|
28
|
15
|
20
|
32
|
49
|
49
|
15
|
12
|
35
|
64
|
60
|
43
|
|
2024/11
|
58
|
67
|
44
|
11
|
21
|
25
|
56
|
98
|
116
|
90
|
49
|
39
|
71
|
60
|
41
|
43
|
24
|
31
|
55
|
52
|
21
|
17
|
45
|
75
|
30
|
14
|
12
|
8
|
13
|
22
|
|
|
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