Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
13
PM2.5
85
*
PM10
75
O3
0.4
CO
4
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
27 Nov
81
Good
Thu
28 Nov
68
Good
Fri
29 Nov
69
Good
Sat
30 Nov
75
Good
Sun
1 Dec
74
Good
Mon
2 Dec
75
Good
Tue
3 Dec
99
Good
Air quality in the last 12 months (Chengcheng)
|
2024/10
|
63
|
55
|
49
|
56
|
65
|
87
|
78
|
88
|
98
|
64
|
70
|
71
|
59
|
80
|
85
|
104
|
66
|
41
|
30
|
25
|
32
|
30
|
46
|
58
|
63
|
65
|
48
|
58
|
81
|
85
|
82
|
|
2024/09
|
50
|
44
|
35
|
42
|
37
|
37
|
35
|
40
|
44
|
48
|
40
|
31
|
44
|
36
|
47
|
39
|
40
|
42
|
31
|
32
|
28
|
44
|
50
|
65
|
86
|
84
|
86
|
63
|
36
|
26
|
|
|
2024/08
|
39
|
39
|
29
|
29
|
30
|
33
|
24
|
30
|
48
|
123
|
50
|
34
|
36
|
40
|
35
|
40
|
44
|
38
|
31
|
34
|
31
|
39
|
46
|
48
|
39
|
22
|
22
|
29
|
32
|
32
|
34
|
|
2024/07
|
27
|
39
|
41
|
39
|
30
|
36
|
36
|
25
|
32
|
47
|
48
|
46
|
53
|
53
|
35
|
26
|
24
|
21
|
26
|
18
|
30
|
25
|
34
|
44
|
68
|
58
|
41
|
52
|
33
|
20
|
38
|
|
2024/06
|
65
|
47
|
56
|
42
|
33
|
49
|
52
|
56
|
54
|
53
|
66
|
65
|
58
|
52
|
59
|
49
|
39
|
38
|
38
|
40
|
33
|
53
|
63
|
96
|
91
|
81
|
64
|
62
|
54
|
50
|
|
|
2024/05
|
40
|
40
|
42
|
43
|
48
|
45
|
54
|
58
|
58
|
47
|
123
|
65
|
65
|
63
|
77
|
58
|
70
|
67
|
50
|
55
|
57
|
55
|
51
|
58
|
68
|
55
|
55
|
51
|
39
|
55
|
75
|
|
2024/04
|
65
|
60
|
52
|
65
|
64
|
77
|
73
|
66
|
60
|
56
|
52
|
51
|
51
|
45
|
87
|
77
|
70
|
64
|
82
|
95
|
97
|
86
|
173
|
94
|
76
|
63
|
62
|
63
|
52
|
33
|
|
|
2024/03
|
48
|
57
|
66
|
71
|
113
|
67
|
87
|
65
|
77
|
84
|
75
|
68
|
84
|
74
|
69
|
208
|
123
|
94
|
133
|
91
|
80
|
113
|
99
|
43
|
40
|
61
|
69
|
75
|
71
|
70
|
76
|
|
2024/02
|
120
|
92
|
104
|
92
|
104
|
127
|
113
|
129
|
121
|
173
|
79
|
83
|
105
|
107
|
59
|
64
|
67
|
293
|
292
|
45
|
56
|
72
|
57
|
87
|
103
|
97
|
86
|
94
|
75
|
||
|
2024/01
|
90
|
91
|
78
|
92
|
92
|
72
|
69
|
110
|
109
|
79
|
109
|
144
|
175
|
112
|
75
|
75
|
106
|
112
|
68
|
96
|
35
|
25
|
48
|
54
|
57
|
77
|
91
|
91
|
105
|
134
|
165
|
|
2023/12
|
60
|
85
|
110
|
125
|
125
|
165
|
97
|
90
|
95
|
72
|
47
|
77
|
43
|
38
|
65
|
62
|
51
|
76
|
81
|
57
|
45
|
57
|
83
|
79
|
85
|
125
|
135
|
203
|
242
|
194
|
84
|
|
2023/11
|
74
|
79
|
75
|
56
|
52
|
52
|
67
|
77
|
77
|
57
|
52
|
55
|
60
|
89
|
89
|
129
|
72
|
80
|
95
|
94
|
144
|
107
|
77
|
64
|
67
|
98
|
90
|
80
|
64
|
41
|
|
|
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