Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
64
*
PM2.5
120
PM10
50
O3
1.6
CO
34
SO2
43
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Dec
84
Good
Wed
17 Dec
95
Good
Thu
18 Dec
148
Light
Fri
19 Dec
138
Light
Sat
20 Dec
87
Good
Sun
21 Dec
87
Good
Mon
22 Dec
50
Excellent
Air quality in the last 12 months (Chengqu)
|
2025/11
|
47
|
60
|
66
|
93
|
155
|
211
|
53
|
70
|
62
|
70
|
77
|
66
|
58
|
71
|
72
|
57
|
35
|
36
|
49
|
59
|
54
|
62
|
86
|
127
|
64
|
169
|
94
|
120
|
88
|
87
|
|
|
2025/10
|
67
|
34
|
53
|
53
|
52
|
20
|
33
|
19
|
15
|
15
|
27
|
36
|
37
|
42
|
61
|
73
|
26
|
24
|
51
|
46
|
54
|
64
|
84
|
109
|
94
|
64
|
55
|
78
|
122
|
131
|
71
|
|
2025/09
|
54
|
60
|
39
|
57
|
37
|
51
|
64
|
71
|
47
|
64
|
67
|
49
|
58
|
66
|
74
|
58
|
25
|
36
|
25
|
51
|
50
|
27
|
52
|
51
|
55
|
56
|
44
|
59
|
63
|
66
|
|
|
2025/08
|
48
|
49
|
52
|
42
|
36
|
47
|
49
|
49
|
23
|
39
|
51
|
55
|
51
|
57
|
44
|
25
|
44
|
45
|
49
|
29
|
34
|
39
|
17
|
24
|
38
|
45
|
41
|
28
|
38
|
49
|
56
|
|
2025/07
|
32
|
43
|
26
|
40
|
22
|
38
|
36
|
39
|
42
|
51
|
58
|
59
|
47
|
65
|
66
|
50
|
45
|
51
|
59
|
42
|
32
|
42
|
37
|
41
|
45
|
50
|
44
|
50
|
26
|
38
|
44
|
|
2025/06
|
67
|
41
|
40
|
44
|
56
|
58
|
65
|
64
|
58
|
44
|
63
|
65
|
68
|
39
|
21
|
24
|
39
|
51
|
50
|
47
|
43
|
47
|
49
|
47
|
53
|
40
|
46
|
33
|
43
|
54
|
|
|
2025/05
|
46
|
79
|
42
|
63
|
144
|
54
|
69
|
72
|
34
|
40
|
46
|
46
|
84
|
56
|
56
|
80
|
127
|
69
|
80
|
73
|
93
|
72
|
58
|
49
|
54
|
63
|
58
|
59
|
60
|
64
|
54
|
|
2025/04
|
58
|
39
|
74
|
100
|
44
|
73
|
99
|
73
|
80
|
54
|
144
|
135
|
56
|
30
|
51
|
136
|
246
|
77
|
62
|
92
|
75
|
48
|
80
|
41
|
74
|
76
|
65
|
56
|
57
|
106
|
|
|
2025/03
|
143
|
91
|
56
|
49
|
75
|
58
|
71
|
77
|
85
|
102
|
117
|
210
|
110
|
103
|
61
|
27
|
38
|
33
|
47
|
45
|
47
|
62
|
133
|
241
|
258
|
131
|
151
|
171
|
41
|
50
|
51
|
|
2025/02
|
134
|
90
|
31
|
38
|
34
|
110
|
39
|
26
|
51
|
72
|
104
|
68
|
65
|
77
|
70
|
73
|
59
|
66
|
75
|
79
|
107
|
80
|
37
|
52
|
55
|
76
|
91
|
94
|
|||
|
2025/01
|
99
|
89
|
54
|
71
|
76
|
33
|
41
|
31
|
35
|
56
|
61
|
44
|
76
|
47
|
45
|
48
|
84
|
67
|
54
|
66
|
75
|
73
|
82
|
75
|
109
|
76
|
30
|
47
|
129
|
158
|
98
|
|
2024/12
|
55
|
54
|
62
|
64
|
40
|
44
|
38
|
34
|
68
|
67
|
69
|
108
|
92
|
57
|
48
|
52
|
66
|
59
|
77
|
68
|
35
|
57
|
63
|
78
|
79
|
54
|
59
|
46
|
60
|
73
|
70
|
|
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