Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
48
PM2.5
154
*
PM10
72
O3
0.3
CO
6
SO2
13
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
24 Nov
66
Good
Tue
25 Nov
85
Good
Wed
26 Nov
103
Light
Thu
27 Nov
87
Good
Fri
28 Nov
88
Good
Sat
29 Nov
46
Excellent
Sun
30 Nov
17
Excellent
Chengguan Air quality rank
Air quality in the last 12 months (Chengguan)
|
2025/10
|
32
|
37
|
52
|
63
|
57
|
45
|
37
|
32
|
41
|
33
|
31
|
33
|
50
|
51
|
51
|
54
|
39
|
50
|
56
|
52
|
41
|
39
|
28
|
39
|
48
|
42
|
60
|
62
|
67
|
64
|
67
|
|
2025/09
|
40
|
62
|
62
|
61
|
61
|
97
|
79
|
67
|
57
|
51
|
41
|
44
|
63
|
70
|
133
|
76
|
33
|
26
|
40
|
36
|
48
|
60
|
39
|
50
|
41
|
42
|
44
|
44
|
49
|
51
|
|
|
2025/08
|
52
|
39
|
41
|
27
|
38
|
47
|
37
|
23
|
38
|
52
|
47
|
38
|
48
|
39
|
45
|
46
|
34
|
33
|
40
|
99
|
27
|
35
|
31
|
43
|
37
|
26
|
37
|
32
|
37
|
50
|
49
|
|
2025/07
|
51
|
54
|
48
|
36
|
36
|
31
|
37
|
29
|
41
|
37
|
33
|
30
|
34
|
41
|
52
|
55
|
48
|
51
|
75
|
34
|
42
|
36
|
41
|
40
|
38
|
44
|
43
|
39
|
42
|
35
|
58
|
|
2025/06
|
43
|
46
|
42
|
37
|
42
|
41
|
53
|
55
|
40
|
46
|
48
|
52
|
68
|
43
|
66
|
47
|
54
|
57
|
40
|
46
|
47
|
29
|
37
|
37
|
35
|
45
|
34
|
41
|
52
|
38
|
|
|
2025/05
|
58
|
135
|
112
|
122
|
112
|
155
|
109
|
43
|
48
|
49
|
48
|
58
|
81
|
41
|
49
|
55
|
192
|
56
|
60
|
57
|
65
|
57
|
45
|
40
|
38
|
53
|
50
|
36
|
41
|
107
|
75
|
|
2025/04
|
115
|
114
|
93
|
119
|
80
|
67
|
70
|
87
|
128
|
72
|
127
|
380
|
108
|
75
|
67
|
182
|
93
|
255
|
157
|
138
|
92
|
78
|
62
|
57
|
54
|
48
|
66
|
49
|
57
|
94
|
|
|
2025/03
|
90
|
58
|
68
|
84
|
61
|
65
|
72
|
82
|
82
|
72
|
215
|
101
|
103
|
63
|
47
|
59
|
50
|
43
|
55
|
64
|
62
|
66
|
63
|
76
|
110
|
403
|
75
|
81
|
63
|
90
|
78
|
|
2025/02
|
72
|
63
|
54
|
57
|
44
|
51
|
56
|
64
|
72
|
67
|
91
|
106
|
105
|
71
|
62
|
81
|
85
|
72
|
75
|
71
|
74
|
79
|
60
|
70
|
76
|
74
|
76
|
77
|
|||
|
2025/01
|
86
|
74
|
88
|
82
|
118
|
135
|
65
|
69
|
71
|
67
|
68
|
85
|
93
|
68
|
70
|
92
|
83
|
68
|
98
|
104
|
90
|
98
|
120
|
92
|
74
|
90
|
87
|
148
|
241
|
140
|
88
|
|
2024/12
|
89
|
73
|
74
|
57
|
65
|
65
|
48
|
58
|
63
|
69
|
75
|
61
|
63
|
87
|
119
|
125
|
105
|
71
|
79
|
84
|
80
|
119
|
115
|
92
|
112
|
83
|
56
|
89
|
92
|
89
|
106
|
|
2024/11
|
63
|
60
|
65
|
70
|
73
|
74
|
71
|
70
|
61
|
74
|
62
|
61
|
64
|
83
|
77
|
56
|
53
|
48
|
58
|
77
|
83
|
99
|
83
|
48
|
50
|
72
|
84
|
75
|
88
|
95
|
|
|
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