Air Quality
Excellent
No health implications.
7
PM2.5
7
PM10
56
O3
0.6
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
64
Good
Sat
25 Apr
60
Good
Sun
26 Apr
86
Good
Mon
27 Apr
85
Good
Tue
28 Apr
60
Good
Wed
29 Apr
63
Good
Thu
30 Apr
48
Excellent
Air quality in the last 12 months (Chengqu)
|
2026/03
|
24
|
37
|
20
|
17
|
18
|
20
|
40
|
41
|
40
|
36
|
39
|
47
|
43
|
41
|
43
|
40
|
35
|
34
|
33
|
33
|
38
|
37
|
43
|
40
|
38
|
39
|
39
|
36
|
35
|
35
|
30
|
|
2026/02
|
21
|
24
|
43
|
48
|
45
|
44
|
36
|
30
|
39
|
39
|
33
|
38
|
46
|
33
|
29
|
31
|
46
|
46
|
39
|
49
|
59
|
48
|
59
|
61
|
51
|
24
|
37
|
14
|
|||
|
2026/01
|
42
|
23
|
31
|
43
|
41
|
27
|
38
|
29
|
40
|
52
|
45
|
63
|
69
|
51
|
59
|
53
|
47
|
53
|
58
|
35
|
37
|
32
|
44
|
46
|
34
|
34
|
37
|
40
|
40
|
40
|
29
|
|
2025/12
|
24
|
40
|
46
|
63
|
47
|
43
|
47
|
49
|
48
|
48
|
48
|
45
|
44
|
37
|
39
|
51
|
58
|
55
|
42
|
26
|
69
|
54
|
37
|
42
|
24
|
27
|
40
|
42
|
45
|
47
|
37
|
|
2025/11
|
32
|
43
|
48
|
30
|
16
|
30
|
29
|
30
|
32
|
18
|
21
|
17
|
10
|
24
|
41
|
40
|
40
|
42
|
23
|
29
|
34
|
40
|
55
|
57
|
41
|
59
|
48
|
58
|
72
|
53
|
|
|
2025/10
|
12
|
17
|
15
|
26
|
21
|
21
|
33
|
26
|
28
|
29
|
26
|
19
|
16
|
16
|
27
|
28
|
31
|
33
|
29
|
21
|
11
|
10
|
21
|
29
|
29
|
36
|
49
|
42
|
29
|
39
|
27
|
|
2025/09
|
14
|
16
|
16
|
14
|
10
|
24
|
15
|
14
|
20
|
13
|
12
|
12
|
11
|
9
|
16
|
21
|
21
|
18
|
11
|
13
|
12
|
20
|
14
|
25
|
22
|
23
|
22
|
23
|
20
|
14
|
|
|
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
|
|
|
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