Air Quality
Excellent
No health implications.
11
PM2.5
29
PM10
53
O3
0.3
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Dec
59
Good
Fri
12 Dec
58
Good
Sat
13 Dec
86
Good
Sun
14 Dec
69
Good
Mon
15 Dec
71
Good
Tue
16 Dec
58
Good
Wed
17 Dec
44
Excellent
Didao Air quality rank
Air quality in the last 12 months (Didao)
|
2025/11
|
80
|
82
|
35
|
55
|
123
|
88
|
23
|
54
|
31
|
23
|
38
|
48
|
58
|
45
|
62
|
63
|
39
|
44
|
57
|
37
|
102
|
89
|
57
|
122
|
37
|
57
|
67
|
58
|
56
|
50
|
|
|
2025/10
|
25
|
37
|
44
|
36
|
20
|
29
|
36
|
37
|
30
|
41
|
37
|
32
|
43
|
55
|
53
|
62
|
53
|
26
|
17
|
24
|
29
|
41
|
53
|
54
|
111
|
110
|
66
|
42
|
147
|
38
|
58
|
|
2025/09
|
35
|
22
|
31
|
38
|
38
|
25
|
20
|
23
|
21
|
23
|
21
|
35
|
43
|
35
|
20
|
21
|
15
|
17
|
22
|
29
|
25
|
25
|
35
|
32
|
20
|
13
|
20
|
34
|
31
|
40
|
|
|
2025/08
|
26
|
21
|
23
|
13
|
18
|
20
|
14
|
16
|
21
|
16
|
24
|
41
|
35
|
13
|
25
|
17
|
15
|
23
|
21
|
16
|
24
|
12
|
20
|
21
|
21
|
13
|
20
|
27
|
16
|
25
|
38
|
|
2025/07
|
25
|
18
|
18
|
24
|
29
|
14
|
21
|
24
|
26
|
23
|
28
|
23
|
20
|
16
|
18
|
17
|
17
|
18
|
18
|
21
|
17
|
19
|
22
|
24
|
22
|
13
|
21
|
18
|
20
|
15
|
14
|
|
2025/06
|
48
|
27
|
18
|
14
|
18
|
20
|
17
|
26
|
28
|
17
|
15
|
18
|
28
|
26
|
18
|
21
|
18
|
23
|
22
|
20
|
15
|
15
|
24
|
35
|
40
|
47
|
33
|
47
|
27
|
25
|
|
|
2025/05
|
34
|
27
|
24
|
21
|
19
|
30
|
33
|
33
|
32
|
17
|
38
|
46
|
44
|
36
|
19
|
36
|
30
|
16
|
20
|
26
|
27
|
17
|
18
|
25
|
18
|
22
|
26
|
35
|
40
|
46
|
48
|
|
2025/04
|
70
|
55
|
45
|
50
|
52
|
18
|
26
|
56
|
59
|
76
|
144
|
90
|
38
|
29
|
23
|
29
|
51
|
42
|
28
|
57
|
85
|
27
|
32
|
31
|
36
|
16
|
32
|
49
|
37
|
39
|
|
|
2025/03
|
20
|
19
|
21
|
36
|
49
|
38
|
32
|
62
|
65
|
64
|
74
|
78
|
21
|
23
|
19
|
22
|
28
|
32
|
37
|
66
|
79
|
12
|
41
|
49
|
75
|
72
|
26
|
16
|
23
|
21
|
36
|
|
2025/02
|
47
|
81
|
63
|
39
|
23
|
17
|
30
|
26
|
24
|
35
|
49
|
66
|
21
|
26
|
38
|
40
|
28
|
22
|
20
|
25
|
27
|
24
|
19
|
25
|
46
|
24
|
48
|
63
|
|||
|
2025/01
|
63
|
49
|
40
|
42
|
77
|
68
|
61
|
54
|
36
|
35
|
53
|
70
|
65
|
51
|
38
|
46
|
49
|
84
|
85
|
98
|
132
|
140
|
99
|
69
|
66
|
77
|
64
|
61
|
46
|
42
|
34
|
|
2024/12
|
30
|
24
|
23
|
18
|
15
|
26
|
19
|
25
|
35
|
43
|
26
|
27
|
27
|
32
|
25
|
26
|
32
|
26
|
30
|
52
|
50
|
47
|
37
|
29
|
39
|
30
|
23
|
30
|
35
|
65
|
71
|
|
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