Air Quality
Excellent
No health implications.
11
PM2.5
32
PM10
61
O3
0.5
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Apr
38
Excellent
Fri
25 Apr
51
Good
Sat
26 Apr
51
Good
Sun
27 Apr
52
Good
Mon
28 Apr
52
Good
Tue
29 Apr
55
Good
Wed
30 Apr
22
Excellent
Air quality in the last 12 months (Ceheng)
|
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
|
|
2024/06
|
24
|
26
|
13
|
14
|
17
|
18
|
17
|
15
|
11
|
13
|
21
|
22
|
23
|
15
|
28
|
20
|
20
|
22
|
20
|
20
|
23
|
18
|
20
|
16
|
13
|
12
|
12
|
17
|
15
|
17
|
|
|
2024/05
|
29
|
17
|
21
|
29
|
31
|
26
|
31
|
25
|
17
|
16
|
23
|
16
|
23
|
30
|
25
|
22
|
27
|
23
|
17
|
25
|
24
|
19
|
25
|
27
|
31
|
15
|
18
|
16
|
19
|
16
|
19
|
|
2024/04
|
53
|
48
|
63
|
54
|
30
|
28
|
24
|
21
|
30
|
43
|
51
|
53
|
57
|
54
|
64
|
72
|
55
|
28
|
44
|
37
|
22
|
33
|
24
|
36
|
46
|
38
|
55
|
54
|
64
|
48
|
|
|
2024/03
|
29
|
46
|
49
|
44
|
42
|
37
|
58
|
66
|
48
|
24
|
24
|
40
|
42
|
34
|
24
|
48
|
69
|
59
|
24
|
45
|
56
|
42
|
34
|
42
|
42
|
55
|
58
|
40
|
34
|
54
|
59
|
|
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