Air Quality
Excellent
No health implications.
6
PM2.5
10
PM10
54
O3
0.7
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Oct
48
Excellent
Thu
15 Oct
47
Excellent
Fri
16 Oct
49
Excellent
Sat
17 Oct
36
Excellent
Sun
18 Oct
37
Excellent
Mon
19 Oct
34
Excellent
Tue
20 Oct
43
Excellent
Air quality in the last 12 months (Chenggong)
|
2026/08
|
18
|
16
|
16
|
30
|
33
|
31
|
25
|
30
|
31
|
30
|
36
|
35
|
38
|
43
|
38
|
32
|
23
|
20
|
24
|
28
|
30
|
31
|
44
|
36
|
39
|
20
|
23
|
32
|
20
|
22
|
33
|
|
2026/07
|
22
|
16
|
18
|
18
|
32
|
20
|
24
|
26
|
32
|
29
|
25
|
22
|
29
|
30
|
28
|
23
|
22
|
24
|
36
|
50
|
44
|
39
|
30
|
30
|
26
|
22
|
26
|
20
|
18
|
20
|
23
|
|
2026/06
|
24
|
23
|
24
|
33
|
34
|
29
|
27
|
25
|
29
|
31
|
27
|
19
|
19
|
22
|
21
|
18
|
17
|
18
|
19
|
21
|
17
|
18
|
18
|
20
|
22
|
18
|
18
|
16
|
23
|
23
|
|
|
2026/05
|
27
|
28
|
23
|
31
|
38
|
29
|
37
|
32
|
31
|
24
|
25
|
25
|
25
|
29
|
32
|
37
|
38
|
41
|
39
|
44
|
37
|
32
|
32
|
28
|
32
|
40
|
44
|
41
|
28
|
27
|
25
|
|
2026/04
|
41
|
40
|
36
|
36
|
40
|
38
|
37
|
48
|
36
|
35
|
39
|
41
|
47
|
61
|
70
|
60
|
59
|
54
|
59
|
39
|
46
|
51
|
50
|
54
|
39
|
45
|
40
|
34
|
30
|
30
|
|
|
2026/03
|
50
|
51
|
53
|
46
|
66
|
68
|
70
|
73
|
28
|
34
|
49
|
47
|
38
|
30
|
30
|
33
|
38
|
33
|
43
|
36
|
53
|
51
|
32
|
45
|
68
|
44
|
38
|
56
|
43
|
33
|
36
|
|
2026/02
|
35
|
38
|
35
|
39
|
40
|
41
|
47
|
44
|
36
|
34
|
31
|
28
|
29
|
31
|
42
|
56
|
86
|
51
|
39
|
30
|
26
|
26
|
36
|
41
|
45
|
38
|
32
|
45
|
|||
|
2026/01
|
46
|
32
|
23
|
21
|
29
|
35
|
31
|
25
|
26
|
27
|
47
|
29
|
53
|
36
|
57
|
29
|
46
|
40
|
33
|
30
|
29
|
30
|
33
|
33
|
30
|
38
|
36
|
38
|
36
|
34
|
43
|
|
2025/12
|
58
|
50
|
70
|
35
|
35
|
38
|
51
|
60
|
33
|
52
|
55
|
40
|
79
|
51
|
25
|
28
|
48
|
36
|
21
|
34
|
41
|
23
|
31
|
25
|
45
|
41
|
38
|
38
|
27
|
31
|
27
|
|
2025/11
|
40
|
16
|
8
|
17
|
18
|
15
|
24
|
34
|
14
|
14
|
18
|
26
|
31
|
31
|
38
|
44
|
37
|
27
|
26
|
42
|
51
|
34
|
34
|
58
|
44
|
70
|
49
|
64
|
67
|
54
|
|
|
2025/10
|
8
|
10
|
12
|
15
|
16
|
24
|
6
|
11
|
13
|
14
|
20
|
18
|
25
|
36
|
38
|
21
|
17
|
21
|
28
|
31
|
18
|
25
|
21
|
35
|
43
|
32
|
34
|
33
|
28
|
41
|
49
|
|
2025/09
|
22
|
25
|
15
|
18
|
19
|
21
|
25
|
25
|
22
|
21
|
13
|
12
|
12
|
10
|
15
|
15
|
19
|
22
|
20
|
26
|
19
|
22
|
14
|
15
|
26
|
8
|
10
|
15
|
12
|
7
|
|
|
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