Air Quality
Excellent
No health implications.
24
PM2.5
46
PM10
151
O3
0.4
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Jun
133
Light
Wed
25 Jun
141
Light
Thu
26 Jun
122
Light
Fri
27 Jun
100
Good
Sat
28 Jun
99
Good
Sun
29 Jun
112
Light
Mon
30 Jun
30
Excellent
Chicheng Air quality rank
Air quality in the last 12 months (Chicheng)
|
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
|
|
|
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
|
|
|
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