Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
45
PM2.5
109
*
PM10
28
O3
1.3
CO
19
SO2
40
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Mar
93
Good
Tue
17 Mar
93
Good
Wed
18 Mar
71
Good
Thu
19 Mar
75
Good
Fri
20 Mar
79
Good
Sat
21 Mar
67
Good
Sun
22 Mar
18
Excellent
Air quality in the last 12 months (Chengqu)
|
2026/02
|
82
|
56
|
78
|
83
|
120
|
60
|
41
|
51
|
62
|
109
|
73
|
81
|
81
|
97
|
65
|
83
|
192
|
51
|
57
|
93
|
265
|
280
|
65
|
85
|
100
|
73
|
79
|
57
|
|||
|
2026/01
|
94
|
95
|
99
|
129
|
100
|
48
|
56
|
58
|
122
|
78
|
36
|
74
|
100
|
119
|
125
|
132
|
84
|
75
|
81
|
71
|
62
|
73
|
96
|
143
|
244
|
167
|
143
|
203
|
186
|
198
|
163
|
|
2025/12
|
82
|
65
|
34
|
54
|
77
|
69
|
93
|
88
|
83
|
103
|
97
|
51
|
66
|
72
|
67
|
84
|
73
|
82
|
95
|
62
|
75
|
102
|
78
|
77
|
37
|
68
|
73
|
73
|
66
|
84
|
54
|
|
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
|
|
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