Air Quality
Excellent
No health implications.
6
PM2.5
14
PM10
45
O3
0.2
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Nov
58
Good
Thu
7 Nov
61
Good
Fri
8 Nov
88
Good
Sat
9 Nov
86
Good
Sun
10 Nov
60
Good
Mon
11 Nov
57
Good
Tue
12 Nov
57
Good
Chengzihe Air quality rank
Air quality in the last 12 months (Chengzihe)
|
2024/10
|
12
|
26
|
49
|
51
|
55
|
42
|
33
|
57
|
54
|
43
|
36
|
49
|
49
|
54
|
25
|
39
|
52
|
55
|
37
|
39
|
56
|
35
|
33
|
51
|
62
|
51
|
27
|
50
|
62
|
63
|
73
|
|
2024/09
|
20
|
12
|
26
|
38
|
12
|
21
|
30
|
36
|
34
|
19
|
24
|
33
|
28
|
22
|
28
|
38
|
24
|
30
|
30
|
21
|
30
|
33
|
40
|
43
|
36
|
21
|
36
|
43
|
45
|
33
|
|
|
2024/08
|
21
|
15
|
19
|
14
|
18
|
19
|
28
|
33
|
35
|
34
|
10
|
18
|
23
|
25
|
21
|
30
|
26
|
28
|
11
|
20
|
17
|
21
|
21
|
29
|
27
|
28
|
26
|
30
|
32
|
31
|
12
|
|
2024/07
|
72
|
71
|
51
|
32
|
35
|
52
|
51
|
64
|
59
|
47
|
65
|
33
|
29
|
37
|
49
|
47
|
31
|
16
|
26
|
38
|
38
|
30
|
32
|
20
|
23
|
13
|
18
|
21
|
18
|
21
|
24
|
|
2024/06
|
10
|
29
|
37
|
25
|
31
|
30
|
36
|
34
|
21
|
22
|
44
|
23
|
20
|
19
|
18
|
19
|
24
|
25
|
39
|
33
|
12
|
8
|
7
|
8
|
16
|
31
|
30
|
53
|
54
|
52
|
|
|
2024/05
|
52
|
73
|
56
|
64
|
74
|
68
|
49
|
52
|
42
|
43
|
26
|
23
|
35
|
34
|
19
|
35
|
40
|
57
|
30
|
29
|
35
|
50
|
34
|
19
|
38
|
28
|
18
|
24
|
19
|
17
|
11
|
|
2024/04
|
36
|
39
|
64
|
27
|
45
|
75
|
38
|
21
|
47
|
60
|
91
|
83
|
59
|
86
|
187
|
48
|
45
|
70
|
53
|
104
|
134
|
79
|
55
|
44
|
62
|
62
|
64
|
74
|
68
|
42
|
|
|
2024/03
|
45
|
37
|
45
|
41
|
41
|
47
|
53
|
45
|
29
|
62
|
85
|
58
|
68
|
67
|
44
|
22
|
20
|
34
|
41
|
42
|
48
|
47
|
23
|
28
|
42
|
56
|
50
|
63
|
82
|
47
|
50
|
|
2024/02
|
31
|
53
|
57
|
58
|
71
|
84
|
64
|
62
|
106
|
244
|
114
|
71
|
67
|
51
|
33
|
41
|
70
|
99
|
46
|
24
|
28
|
24
|
31
|
68
|
96
|
57
|
45
|
59
|
55
|
||
|
2024/01
|
120
|
135
|
175
|
167
|
111
|
85
|
67
|
58
|
71
|
61
|
125
|
84
|
75
|
67
|
23
|
31
|
66
|
55
|
68
|
69
|
36
|
37
|
26
|
54
|
34
|
86
|
145
|
157
|
127
|
85
|
56
|
|
2023/12
|
41
|
55
|
87
|
98
|
102
|
104
|
27
|
58
|
45
|
29
|
41
|
72
|
57
|
80
|
43
|
25
|
24
|
56
|
100
|
43
|
38
|
39
|
58
|
104
|
93
|
76
|
61
|
104
|
115
|
111
|
42
|
|
2023/11
|
73
|
60
|
36
|
35
|
34
|
42
|
48
|
58
|
71
|
45
|
47
|
43
|
35
|
71
|
104
|
116
|
47
|
30
|
50
|
55
|
66
|
74
|
20
|
28
|
45
|
61
|
83
|
69
|
46
|
26
|
|
|
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