Air Quality
Excellent
No health implications.
6
PM2.5
14
PM10
50
O3
0.4
CO
4
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Sep
58
Good
Sat
6 Sep
64
Good
Sun
7 Sep
57
Good
Mon
8 Sep
64
Good
Tue
9 Sep
58
Good
Wed
10 Sep
60
Good
Thu
11 Sep
41
Excellent
Chengqu Air quality rank
Air quality in the last 12 months (Chengqu)
|
2025/08
|
26
|
18
|
28
|
16
|
9
|
25
|
24
|
26
|
19
|
13
|
11
|
15
|
22
|
12
|
15
|
21
|
16
|
12
|
14
|
20
|
15
|
17
|
21
|
18
|
17
|
21
|
15
|
19
|
19
|
18
|
14
|
|
2025/07
|
11
|
20
|
23
|
27
|
17
|
16
|
25
|
16
|
18
|
16
|
13
|
30
|
30
|
24
|
21
|
24
|
22
|
17
|
17
|
14
|
17
|
12
|
19
|
21
|
28
|
36
|
20
|
18
|
25
|
27
|
37
|
|
2025/06
|
27
|
24
|
19
|
14
|
26
|
18
|
14
|
11
|
10
|
17
|
13
|
11
|
12
|
29
|
31
|
24
|
10
|
14
|
11
|
12
|
10
|
11
|
10
|
9
|
14
|
11
|
12
|
12
|
11
|
12
|
|
|
2025/05
|
31
|
45
|
46
|
28
|
30
|
20
|
27
|
46
|
29
|
20
|
25
|
31
|
34
|
27
|
20
|
14
|
13
|
10
|
13
|
11
|
14
|
12
|
14
|
17
|
37
|
32
|
42
|
30
|
26
|
15
|
27
|
|
2025/04
|
12
|
21
|
37
|
58
|
35
|
40
|
52
|
59
|
39
|
27
|
22
|
31
|
120
|
126
|
111
|
79
|
58
|
53
|
25
|
26
|
23
|
25
|
23
|
18
|
14
|
19
|
27
|
32
|
33
|
49
|
|
|
2025/03
|
47
|
29
|
17
|
31
|
20
|
13
|
17
|
24
|
37
|
45
|
43
|
37
|
38
|
25
|
28
|
13
|
46
|
43
|
44
|
52
|
52
|
44
|
52
|
57
|
50
|
38
|
23
|
29
|
11
|
8
|
8
|
|
2025/02
|
41
|
29
|
17
|
21
|
54
|
40
|
26
|
40
|
37
|
31
|
40
|
33
|
53
|
63
|
44
|
53
|
60
|
59
|
29
|
34
|
36
|
31
|
27
|
25
|
51
|
56
|
44
|
49
|
|||
|
2025/01
|
59
|
63
|
45
|
48
|
51
|
56
|
55
|
55
|
55
|
52
|
45
|
26
|
45
|
44
|
61
|
74
|
52
|
46
|
54
|
50
|
51
|
52
|
54
|
27
|
28
|
22
|
24
|
42
|
114
|
46
|
42
|
|
2024/12
|
45
|
50
|
41
|
43
|
38
|
65
|
57
|
34
|
34
|
31
|
44
|
27
|
25
|
54
|
42
|
39
|
54
|
51
|
43
|
51
|
41
|
52
|
69
|
45
|
38
|
37
|
60
|
67
|
61
|
58
|
58
|
|
2024/11
|
24
|
16
|
30
|
42
|
41
|
47
|
40
|
32
|
33
|
32
|
45
|
39
|
27
|
15
|
35
|
29
|
20
|
31
|
17
|
8
|
13
|
24
|
35
|
41
|
28
|
14
|
21
|
17
|
21
|
39
|
|
|
2024/10
|
21
|
22
|
28
|
25
|
21
|
38
|
34
|
33
|
29
|
30
|
42
|
43
|
30
|
33
|
32
|
34
|
30
|
37
|
40
|
18
|
28
|
29
|
24
|
27
|
30
|
32
|
38
|
21
|
22
|
33
|
30
|
|
2024/09
|
16
|
16
|
34
|
26
|
24
|
10
|
15
|
11
|
13
|
21
|
35
|
30
|
33
|
22
|
19
|
17
|
27
|
28
|
29
|
21
|
10
|
14
|
8
|
10
|
15
|
21
|
39
|
24
|
22
|
24
|
|
|
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