Air Quality
Excellent
No health implications.
8
PM2.5
16
PM10
50
O3
0.3
CO
4
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 May
46
Excellent
Sat
9 May
35
Excellent
Sun
10 May
38
Excellent
Mon
11 May
34
Excellent
Tue
12 May
34
Excellent
Wed
13 May
38
Excellent
Thu
14 May
31
Excellent
Air quality in the last 12 months (Ding'an)
|
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
|
|
|
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
|
|
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