Air Quality
Excellent
No health implications.
21
PM2.5
36
PM10
83
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Oct
45
Excellent
Sun
26 Oct
47
Excellent
Mon
27 Oct
44
Excellent
Tue
28 Oct
44
Excellent
Wed
29 Oct
45
Excellent
Thu
30 Oct
36
Excellent
Fri
31 Oct
21
Excellent
Ding'an Air quality rank
Air quality in the last 12 months (Ding'an)
|
2025/08
|
26
|
29
|
33
|
30
|
27
|
37
|
30
|
23
|
24
|
21
|
19
|
21
|
20
|
19
|
14
|
12
|
14
|
8
|
15
|
20
|
19
|
16
|
25
|
20
|
15
|
14
|
14
|
15
|
16
|
17
|
15
|
|
2025/07
|
15
|
13
|
11
|
13
|
16
|
18
|
18
|
25
|
26
|
26
|
21
|
22
|
27
|
29
|
34
|
26
|
21
|
25
|
18
|
13
|
10
|
17
|
19
|
14
|
18
|
20
|
21
|
16
|
21
|
21
|
20
|
|
2025/06
|
21
|
21
|
28
|
24
|
13
|
18
|
22
|
24
|
22
|
28
|
18
|
14
|
12
|
13
|
18
|
18
|
21
|
16
|
14
|
16
|
15
|
12
|
12
|
14
|
10
|
9
|
11
|
15
|
16
|
15
|
|
|
2025/05
|
22
|
22
|
29
|
24
|
20
|
22
|
19
|
16
|
24
|
16
|
23
|
34
|
23
|
13
|
11
|
18
|
15
|
18
|
17
|
16
|
18
|
15
|
17
|
13
|
27
|
36
|
27
|
18
|
14
|
11
|
12
|
|
2025/04
|
17
|
33
|
30
|
32
|
35
|
21
|
36
|
32
|
34
|
36
|
29
|
31
|
142
|
161
|
136
|
110
|
79
|
48
|
35
|
26
|
29
|
27
|
28
|
26
|
24
|
22
|
17
|
26
|
35
|
31
|
|
|
2025/03
|
25
|
23
|
28
|
25
|
22
|
12
|
28
|
18
|
34
|
41
|
35
|
24
|
20
|
19
|
25
|
15
|
33
|
38
|
47
|
48
|
43
|
42
|
37
|
42
|
42
|
34
|
35
|
30
|
16
|
8
|
14
|
|
2025/02
|
29
|
17
|
28
|
23
|
26
|
33
|
40
|
31
|
52
|
39
|
29
|
20
|
30
|
22
|
16
|
19
|
28
|
47
|
41
|
32
|
33
|
22
|
23
|
27
|
25
|
36
|
35
|
25
|
|||
|
2025/01
|
61
|
46
|
60
|
50
|
57
|
74
|
43
|
50
|
59
|
60
|
43
|
41
|
41
|
33
|
40
|
57
|
59
|
47
|
49
|
62
|
41
|
53
|
45
|
39
|
27
|
27
|
31
|
32
|
49
|
45
|
41
|
|
2024/12
|
36
|
31
|
30
|
29
|
34
|
34
|
49
|
37
|
35
|
27
|
30
|
42
|
35
|
37
|
53
|
42
|
36
|
45
|
44
|
49
|
48
|
46
|
51
|
53
|
49
|
41
|
57
|
63
|
56
|
42
|
54
|
|
2024/11
|
50
|
43
|
32
|
32
|
42
|
47
|
51
|
47
|
53
|
46
|
44
|
44
|
53
|
55
|
41
|
42
|
24
|
28
|
26
|
8
|
15
|
26
|
32
|
27
|
26
|
27
|
33
|
36
|
38
|
45
|
|
|
2024/10
|
30
|
31
|
42
|
47
|
38
|
40
|
33
|
53
|
62
|
51
|
37
|
32
|
27
|
19
|
15
|
12
|
12
|
16
|
19
|
26
|
30
|
38
|
28
|
36
|
40
|
45
|
24
|
29
|
19
|
32
|
41
|
|
2024/09
|
13
|
18
|
18
|
27
|
29
|
21
|
18
|
28
|
21
|
11
|
12
|
20
|
25
|
22
|
27
|
27
|
22
|
21
|
16
|
11
|
15
|
11
|
17
|
17
|
23
|
30
|
26
|
22
|
20
|
20
|
|
|
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