Air Quality
Excellent
No health implications.
7
PM2.5
20
PM10
78
O3
0.3
CO
7
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Dec
48
Excellent
Mon
29 Dec
50
Excellent
Tue
30 Dec
48
Excellent
Wed
31 Dec
49
Excellent
Thu
1 Jan
46
Excellent
Fri
2 Jan
47
Excellent
Sat
3 Jan
46
Excellent
Air quality in the last 12 months (Cangshan)
|
2025/11
|
23
|
43
|
50
|
15
|
15
|
27
|
37
|
38
|
28
|
34
|
30
|
11
|
13
|
30
|
47
|
42
|
35
|
22
|
23
|
32
|
37
|
43
|
46
|
44
|
46
|
83
|
62
|
84
|
74
|
56
|
|
|
2025/10
|
24
|
18
|
22
|
26
|
31
|
36
|
22
|
27
|
26
|
31
|
32
|
30
|
40
|
34
|
20
|
26
|
34
|
28
|
17
|
16
|
10
|
13
|
25
|
25
|
30
|
41
|
38
|
22
|
27
|
35
|
23
|
|
2025/09
|
30
|
26
|
27
|
35
|
30
|
15
|
20
|
19
|
19
|
31
|
24
|
37
|
40
|
31
|
22
|
15
|
14
|
13
|
15
|
18
|
17
|
21
|
17
|
21
|
17
|
16
|
18
|
22
|
27
|
33
|
|
|
2025/08
|
35
|
26
|
25
|
22
|
18
|
29
|
40
|
42
|
42
|
29
|
29
|
26
|
18
|
22
|
11
|
14
|
15
|
20
|
29
|
23
|
25
|
26
|
34
|
30
|
15
|
14
|
12
|
14
|
14
|
14
|
21
|
|
2025/07
|
16
|
16
|
23
|
23
|
21
|
16
|
17
|
27
|
20
|
16
|
12
|
20
|
29
|
22
|
31
|
33
|
42
|
19
|
15
|
14
|
8
|
14
|
14
|
16
|
23
|
16
|
13
|
21
|
20
|
26
|
33
|
|
2025/06
|
42
|
43
|
10
|
26
|
35
|
36
|
28
|
35
|
26
|
21
|
26
|
14
|
14
|
22
|
21
|
22
|
34
|
33
|
20
|
22
|
22
|
25
|
33
|
34
|
32
|
28
|
28
|
27
|
30
|
19
|
|
|
2025/05
|
46
|
47
|
58
|
49
|
43
|
46
|
52
|
48
|
39
|
26
|
31
|
34
|
36
|
33
|
42
|
39
|
31
|
25
|
29
|
36
|
28
|
24
|
45
|
10
|
51
|
43
|
41
|
17
|
13
|
30
|
42
|
|
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
|
|
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