Air Quality
Excellent
No health implications.
12
PM2.5
31
PM10
47
O3
0.5
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Aug
36
Excellent
Sat
16 Aug
37
Excellent
Sun
17 Aug
44
Excellent
Mon
18 Aug
49
Excellent
Tue
19 Aug
43
Excellent
Wed
20 Aug
43
Excellent
Thu
21 Aug
29
Excellent
Ceheng Air quality rank
Air quality in the last 12 months (Ceheng)
|
2025/06
|
28
|
19
|
20
|
26
|
24
|
31
|
32
|
29
|
34
|
27
|
31
|
31
|
23
|
21
|
21
|
25
|
25
|
17
|
19
|
21
|
21
|
19
|
23
|
17
|
18
|
17
|
18
|
16
|
15
|
15
|
|
|
2025/05
|
42
|
51
|
43
|
30
|
36
|
31
|
24
|
42
|
30
|
19
|
23
|
30
|
32
|
36
|
42
|
44
|
28
|
35
|
45
|
25
|
27
|
29
|
32
|
47
|
33
|
17
|
19
|
21
|
16
|
19
|
23
|
|
2025/04
|
33
|
44
|
55
|
66
|
64
|
67
|
61
|
53
|
62
|
49
|
53
|
76
|
149
|
104
|
72
|
58
|
61
|
49
|
42
|
42
|
33
|
32
|
42
|
37
|
32
|
38
|
38
|
25
|
34
|
32
|
|
|
2025/03
|
38
|
32
|
51
|
53
|
41
|
35
|
33
|
38
|
51
|
30
|
43
|
49
|
46
|
46
|
32
|
26
|
32
|
25
|
32
|
41
|
59
|
76
|
82
|
80
|
70
|
60
|
61
|
83
|
36
|
24
|
34
|
|
2025/02
|
51
|
24
|
26
|
40
|
55
|
29
|
24
|
33
|
45
|
44
|
50
|
62
|
35
|
38
|
31
|
42
|
38
|
29
|
16
|
18
|
15
|
16
|
19
|
17
|
23
|
25
|
29
|
38
|
|||
|
2025/01
|
66
|
87
|
70
|
85
|
52
|
70
|
92
|
56
|
36
|
34
|
54
|
51
|
57
|
84
|
69
|
81
|
81
|
85
|
90
|
97
|
85
|
104
|
75
|
55
|
44
|
25
|
42
|
46
|
68
|
53
|
53
|
|
2024/12
|
52
|
64
|
60
|
57
|
37
|
17
|
30
|
29
|
23
|
32
|
21
|
27
|
33
|
53
|
53
|
69
|
61
|
56
|
59
|
69
|
75
|
83
|
80
|
82
|
84
|
60
|
46
|
50
|
61
|
68
|
57
|
|
2024/11
|
43
|
34
|
43
|
50
|
39
|
56
|
58
|
58
|
53
|
44
|
41
|
43
|
48
|
53
|
45
|
52
|
55
|
46
|
37
|
21
|
25
|
28
|
33
|
45
|
39
|
21
|
24
|
29
|
33
|
37
|
|
|
2024/10
|
10
|
19
|
27
|
33
|
40
|
53
|
42
|
48
|
43
|
55
|
50
|
50
|
49
|
31
|
23
|
24
|
20
|
26
|
33
|
22
|
28
|
28
|
27
|
34
|
31
|
28
|
39
|
35
|
32
|
31
|
34
|
|
2024/09
|
23
|
24
|
14
|
18
|
28
|
34
|
26
|
19
|
13
|
15
|
19
|
21
|
23
|
30
|
33
|
29
|
21
|
25
|
34
|
38
|
33
|
23
|
32
|
45
|
48
|
42
|
47
|
45
|
30
|
18
|
|
|
2024/08
|
14
|
13
|
13
|
15
|
21
|
21
|
22
|
23
|
24
|
27
|
29
|
49
|
33
|
36
|
29
|
30
|
34
|
28
|
24
|
28
|
24
|
20
|
16
|
17
|
16
|
19
|
21
|
21
|
27
|
28
|
23
|
|
2024/07
|
23
|
18
|
13
|
17
|
17
|
18
|
18
|
19
|
21
|
18
|
16
|
18
|
18
|
16
|
18
|
19
|
17
|
17
|
12
|
15
|
18
|
19
|
19
|
13
|
17
|
24
|
28
|
21
|
17
|
15
|
13
|
|
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