Air Quality
Excellent
No health implications.
8
PM2.5
11
PM10
88
O3
0.5
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Sep
51
Good
Sat
14 Sep
51
Good
Sun
15 Sep
55
Good
Mon
16 Sep
41
Excellent
Tue
17 Sep
40
Excellent
Wed
18 Sep
36
Excellent
Thu
19 Sep
37
Excellent
Air quality in the last 12 months (Duyun)
|
2024/08
|
6
|
6
|
6
|
9
|
10
|
11
|
13
|
13
|
15
|
14
|
12
|
37
|
35
|
26
|
25
|
23
|
21
|
20
|
17
|
15
|
13
|
8
|
7
|
8
|
7
|
10
|
10
|
15
|
28
|
20
|
14
|
|
2024/07
|
9
|
12
|
7
|
7
|
6
|
7
|
7
|
8
|
11
|
11
|
8
|
8
|
11
|
7
|
7
|
8
|
7
|
7
|
6
|
6
|
7
|
9
|
7
|
8
|
11
|
20
|
15
|
11
|
7
|
7
|
6
|
|
2024/06
|
18
|
16
|
6
|
7
|
7
|
9
|
7
|
9
|
6
|
7
|
7
|
14
|
11
|
15
|
22
|
11
|
7
|
6
|
12
|
15
|
16
|
11
|
7
|
15
|
9
|
6
|
6
|
7
|
7
|
8
|
|
|
2024/05
|
13
|
11
|
16
|
16
|
18
|
28
|
16
|
16
|
16
|
11
|
15
|
18
|
22
|
24
|
34
|
26
|
28
|
11
|
13
|
16
|
6
|
23
|
21
|
19
|
24
|
15
|
14
|
24
|
17
|
8
|
15
|
|
2024/04
|
36
|
44
|
37
|
10
|
12
|
10
|
10
|
16
|
24
|
27
|
24
|
27
|
44
|
50
|
60
|
56
|
29
|
18
|
20
|
17
|
37
|
41
|
20
|
24
|
23
|
20
|
20
|
28
|
52
|
12
|
|
|
2024/03
|
45
|
44
|
38
|
19
|
25
|
26
|
53
|
41
|
42
|
49
|
40
|
35
|
26
|
16
|
15
|
24
|
33
|
12
|
30
|
56
|
55
|
47
|
24
|
36
|
27
|
18
|
43
|
22
|
24
|
37
|
47
|
|
2024/02
|
24
|
14
|
11
|
21
|
17
|
17
|
27
|
37
|
55
|
141
|
34
|
30
|
37
|
39
|
51
|
31
|
38
|
32
|
37
|
44
|
37
|
18
|
21
|
17
|
16
|
25
|
37
|
29
|
34
|
||
|
2024/01
|
23
|
21
|
25
|
26
|
36
|
52
|
25
|
19
|
32
|
37
|
31
|
46
|
16
|
18
|
25
|
25
|
22
|
21
|
13
|
12
|
15
|
22
|
32
|
34
|
41
|
36
|
39
|
33
|
34
|
12
|
13
|
|
2023/12
|
62
|
32
|
26
|
19
|
27
|
37
|
34
|
27
|
36
|
32
|
31
|
21
|
15
|
22
|
19
|
29
|
19
|
18
|
23
|
31
|
46
|
53
|
54
|
51
|
50
|
38
|
52
|
61
|
72
|
52
|
62
|
|
2023/11
|
28
|
29
|
47
|
54
|
25
|
24
|
20
|
18
|
20
|
14
|
14
|
18
|
21
|
23
|
14
|
21
|
33
|
37
|
39
|
36
|
33
|
50
|
73
|
64
|
53
|
44
|
34
|
35
|
42
|
50
|
|
|
2023/10
|
22
|
23
|
23
|
24
|
16
|
18
|
18
|
22
|
24
|
27
|
31
|
31
|
22
|
14
|
21
|
26
|
31
|
32
|
28
|
22
|
29
|
28
|
32
|
24
|
25
|
29
|
18
|
24
|
22
|
27
|
26
|
|
2023/09
|
31
|
32
|
31
|
22
|
25
|
28
|
25
|
22
|
19
|
18
|
20
|
20
|
25
|
30
|
29
|
24
|
18
|
20
|
18
|
17
|
17
|
19
|
26
|
30
|
26
|
23
|
20
|
24
|
28
|
22
|
|
|
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