Air Quality
Excellent
No health implications.
9
PM2.5
19
PM10
52
O3
0.4
CO
3
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jul
30
Excellent
Sun
5 Jul
31
Excellent
Mon
6 Jul
29
Excellent
Tue
7 Jul
30
Excellent
Wed
8 Jul
34
Excellent
Thu
9 Jul
31
Excellent
Fri
10 Jul
48
Excellent
Air quality in the last 12 months (Ding'an)
|
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
|
|
|
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
|
|
|
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