Air Quality
Excellent
No health implications.
8
PM2.5
23
PM10
13
O3
0.2
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 May
50
Excellent
Fri
23 May
51
Good
Sat
24 May
55
Good
Sun
25 May
45
Excellent
Mon
26 May
54
Good
Tue
27 May
56
Good
Wed
28 May
30
Excellent
Air quality in the last 12 months (Cangshan)
|
2025/04
|
17
|
34
|
43
|
45
|
42
|
49
|
58
|
59
|
67
|
44
|
49
|
43
|
96
|
93
|
80
|
67
|
68
|
62
|
57
|
20
|
46
|
57
|
34
|
22
|
14
|
22
|
32
|
42
|
43
|
42
|
|
|
2025/03
|
72
|
57
|
44
|
31
|
11
|
12
|
34
|
35
|
39
|
33
|
51
|
54
|
39
|
22
|
22
|
15
|
47
|
42
|
46
|
47
|
43
|
45
|
65
|
71
|
77
|
73
|
53
|
52
|
26
|
10
|
9
|
|
2025/02
|
34
|
13
|
14
|
53
|
54
|
32
|
17
|
50
|
29
|
35
|
47
|
79
|
77
|
82
|
58
|
74
|
83
|
44
|
36
|
10
|
14
|
29
|
14
|
65
|
76
|
62
|
65
|
55
|
|||
|
2025/01
|
70
|
53
|
43
|
40
|
39
|
51
|
66
|
56
|
62
|
46
|
31
|
41
|
48
|
50
|
74
|
56
|
47
|
47
|
40
|
49
|
68
|
56
|
51
|
25
|
27
|
32
|
18
|
42
|
127
|
46
|
37
|
|
2024/12
|
42
|
45
|
38
|
46
|
45
|
39
|
23
|
66
|
38
|
44
|
35
|
16
|
17
|
55
|
73
|
56
|
48
|
47
|
45
|
23
|
38
|
60
|
36
|
25
|
33
|
58
|
73
|
83
|
45
|
42
|
56
|
|
2024/11
|
11
|
17
|
38
|
44
|
49
|
40
|
32
|
32
|
42
|
40
|
23
|
31
|
30
|
31
|
21
|
14
|
20
|
19
|
19
|
20
|
20
|
29
|
33
|
33
|
17
|
17
|
30
|
29
|
40
|
44
|
|
|
2024/10
|
10
|
9
|
18
|
14
|
15
|
23
|
14
|
12
|
30
|
42
|
44
|
45
|
35
|
37
|
33
|
27
|
39
|
40
|
28
|
21
|
31
|
31
|
32
|
37
|
26
|
22
|
25
|
13
|
40
|
45
|
17
|
|
2024/09
|
39
|
33
|
20
|
19
|
20
|
13
|
12
|
13
|
17
|
34
|
50
|
38
|
14
|
18
|
24
|
24
|
16
|
22
|
21
|
24
|
25
|
7
|
10
|
17
|
20
|
13
|
19
|
26
|
29
|
14
|
|
|
2024/08
|
29
|
43
|
43
|
37
|
41
|
32
|
31
|
37
|
30
|
41
|
43
|
46
|
36
|
22
|
20
|
20
|
20
|
24
|
21
|
11
|
17
|
26
|
35
|
41
|
32
|
35
|
49
|
39
|
27
|
38
|
42
|
|
2024/07
|
25
|
26
|
27
|
25
|
35
|
30
|
23
|
23
|
22
|
26
|
30
|
29
|
32
|
39
|
30
|
24
|
29
|
24
|
30
|
43
|
29
|
17
|
19
|
13
|
6
|
12
|
11
|
20
|
18
|
18
|
22
|
|
2024/06
|
9
|
7
|
17
|
32
|
27
|
16
|
29
|
31
|
27
|
30
|
24
|
25
|
20
|
23
|
21
|
15
|
23
|
18
|
26
|
23
|
28
|
35
|
34
|
23
|
30
|
31
|
27
|
23
|
18
|
20
|
|
|
2024/05
|
19
|
22
|
28
|
34
|
34
|
31
|
41
|
49
|
29
|
29
|
46
|
44
|
23
|
32
|
43
|
41
|
36
|
36
|
32
|
26
|
9
|
14
|
28
|
36
|
28
|
27
|
17
|
17
|
27
|
35
|
37
|
|
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