Air Quality
Excellent
No health implications.
11
PM2.5
15
PM10
32
O3
0.7
CO
9
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Aug
47
Excellent
Fri
29 Aug
51
Good
Sat
30 Aug
54
Good
Sun
31 Aug
48
Excellent
Mon
1 Sep
48
Excellent
Tue
2 Sep
50
Excellent
Wed
3 Sep
40
Excellent
Air quality in the last 12 months (Didao)
|
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
|
|
2024/11
|
55
|
49
|
52
|
40
|
40
|
21
|
48
|
69
|
84
|
60
|
61
|
121
|
145
|
85
|
84
|
63
|
21
|
22
|
41
|
51
|
64
|
33
|
27
|
42
|
53
|
24
|
28
|
44
|
28
|
21
|
|
|
2024/10
|
12
|
21
|
30
|
40
|
44
|
44
|
30
|
47
|
52
|
39
|
28
|
29
|
40
|
48
|
21
|
32
|
44
|
44
|
33
|
36
|
35
|
33
|
33
|
41
|
52
|
47
|
27
|
41
|
47
|
48
|
58
|
|
2024/09
|
23
|
14
|
23
|
41
|
11
|
21
|
22
|
32
|
39
|
17
|
23
|
33
|
26
|
24
|
22
|
37
|
24
|
26
|
32
|
19
|
24
|
27
|
42
|
38
|
28
|
19
|
37
|
38
|
41
|
27
|
|
|
2024/08
|
17
|
16
|
18
|
19
|
18
|
15
|
29
|
30
|
31
|
37
|
14
|
16
|
22
|
25
|
32
|
32
|
31
|
36
|
13
|
27
|
26
|
24
|
23
|
33
|
34
|
29
|
24
|
31
|
38
|
28
|
18
|
|
2024/07
|
69
|
65
|
54
|
28
|
30
|
53
|
49
|
60
|
58
|
43
|
64
|
45
|
33
|
43
|
55
|
53
|
35
|
20
|
24
|
38
|
34
|
27
|
31
|
24
|
26
|
14
|
13
|
16
|
18
|
19
|
28
|
|
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