Air Quality
Excellent
No health implications.
15
PM2.5
39
PM10
109
O3
0.4
CO
3
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Oct
39
Excellent
Fri
9 Oct
57
Good
Sat
10 Oct
60
Good
Sun
11 Oct
55
Good
Mon
12 Oct
62
Good
Tue
13 Oct
59
Good
Wed
14 Oct
22
Excellent
Air quality in the last 12 months (Ding'an)
|
2026/08
|
14
|
14
|
16
|
15
|
14
|
15
|
17
|
20
|
30
|
32
|
38
|
26
|
22
|
27
|
25
|
23
|
24
|
28
|
20
|
17
|
15
|
16
|
18
|
20
|
17
|
21
|
28
|
25
|
22
|
20
|
20
|
|
2026/07
|
18
|
17
|
16
|
16
|
22
|
17
|
15
|
16
|
23
|
20
|
24
|
21
|
24
|
26
|
23
|
22
|
21
|
24
|
33
|
36
|
35
|
38
|
32
|
35
|
33
|
28
|
26
|
20
|
16
|
14
|
12
|
|
2026/06
|
23
|
26
|
27
|
27
|
26
|
23
|
24
|
24
|
24
|
29
|
33
|
27
|
23
|
22
|
27
|
24
|
25
|
25
|
24
|
22
|
21
|
23
|
24
|
28
|
27
|
28
|
26
|
22
|
20
|
19
|
|
|
2026/05
|
33
|
27
|
28
|
24
|
30
|
24
|
20
|
20
|
17
|
22
|
24
|
25
|
23
|
27
|
27
|
20
|
20
|
18
|
20
|
20
|
21
|
20
|
19
|
22
|
23
|
26
|
26
|
23
|
26
|
24
|
18
|
|
2026/04
|
43
|
36
|
35
|
36
|
50
|
47
|
48
|
44
|
31
|
32
|
43
|
43
|
35
|
32
|
28
|
29
|
28
|
25
|
31
|
30
|
27
|
32
|
48
|
30
|
29
|
30
|
20
|
25
|
29
|
25
|
|
|
2026/03
|
16
|
20
|
25
|
12
|
22
|
29
|
34
|
37
|
33
|
26
|
36
|
36
|
42
|
46
|
41
|
38
|
29
|
27
|
26
|
22
|
23
|
29
|
29
|
26
|
26
|
26
|
28
|
31
|
29
|
25
|
33
|
|
2026/02
|
28
|
31
|
30
|
38
|
31
|
21
|
21
|
35
|
39
|
35
|
30
|
25
|
33
|
29
|
27
|
28
|
31
|
40
|
36
|
34
|
35
|
28
|
27
|
29
|
38
|
31
|
36
|
17
|
|||
|
2026/01
|
33
|
42
|
35
|
40
|
44
|
51
|
45
|
39
|
47
|
44
|
46
|
47
|
53
|
51
|
36
|
37
|
37
|
43
|
32
|
38
|
50
|
48
|
43
|
43
|
24
|
28
|
33
|
44
|
32
|
29
|
25
|
|
2025/12
|
44
|
26
|
35
|
53
|
43
|
52
|
43
|
62
|
51
|
42
|
49
|
38
|
38
|
27
|
48
|
40
|
51
|
47
|
44
|
37
|
34
|
42
|
37
|
34
|
31
|
33
|
39
|
39
|
43
|
40
|
50
|
|
2025/11
|
40
|
41
|
40
|
20
|
21
|
28
|
16
|
17
|
30
|
38
|
36
|
28
|
49
|
36
|
40
|
41
|
36
|
50
|
27
|
34
|
39
|
41
|
47
|
51
|
47
|
52
|
50
|
53
|
59
|
36
|
|
|
2025/10
|
16
|
13
|
13
|
16
|
25
|
16
|
23
|
18
|
21
|
25
|
23
|
16
|
10
|
12
|
16
|
22
|
23
|
30
|
34
|
28
|
21
|
20
|
21
|
26
|
37
|
41
|
35
|
37
|
36
|
23
|
42
|
|
2025/09
|
12
|
15
|
14
|
15
|
15
|
16
|
25
|
18
|
19
|
17
|
18
|
14
|
14
|
15
|
24
|
14
|
14
|
16
|
27
|
25
|
23
|
12
|
24
|
20
|
19
|
17
|
25
|
17
|
24
|
17
|
|
|
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