Air Quality
Excellent
No health implications.
16
PM2.5
27
PM10
84
O3
0.5
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Sep
55
Good
Mon
14 Sep
57
Good
Tue
15 Sep
46
Excellent
Wed
16 Sep
42
Excellent
Thu
17 Sep
42
Excellent
Fri
18 Sep
43
Excellent
Sat
19 Sep
17
Excellent
Air quality in the last 12 months (Duyun)
|
2026/08
|
16
|
16
|
17
|
21
|
20
|
12
|
17
|
24
|
27
|
23
|
24
|
22
|
25
|
17
|
18
|
19
|
19
|
24
|
22
|
21
|
23
|
25
|
23
|
20
|
15
|
14
|
16
|
15
|
21
|
15
|
28
|
|
2026/07
|
11
|
12
|
14
|
12
|
12
|
14
|
14
|
14
|
14
|
16
|
16
|
21
|
17
|
22
|
23
|
16
|
15
|
16
|
18
|
22
|
26
|
23
|
27
|
18
|
18
|
17
|
18
|
15
|
13
|
17
|
14
|
|
2026/06
|
24
|
30
|
26
|
26
|
29
|
22
|
21
|
23
|
20
|
24
|
24
|
23
|
24
|
26
|
22
|
27
|
27
|
14
|
17
|
16
|
11
|
14
|
12
|
10
|
12
|
15
|
23
|
25
|
29
|
15
|
|
|
2026/05
|
27
|
29
|
19
|
23
|
27
|
39
|
29
|
35
|
29
|
46
|
44
|
31
|
25
|
44
|
23
|
17
|
11
|
12
|
18
|
24
|
17
|
15
|
21
|
24
|
23
|
27
|
32
|
23
|
14
|
31
|
29
|
|
2026/04
|
21
|
36
|
26
|
30
|
41
|
51
|
20
|
54
|
56
|
41
|
39
|
26
|
33
|
22
|
18
|
16
|
21
|
24
|
32
|
32
|
13
|
22
|
23
|
27
|
30
|
35
|
35
|
20
|
26
|
29
|
|
|
2026/03
|
13
|
12
|
19
|
23
|
34
|
45
|
35
|
12
|
15
|
23
|
26
|
34
|
36
|
45
|
26
|
18
|
18
|
18
|
17
|
20
|
25
|
24
|
19
|
24
|
15
|
22
|
19
|
21
|
23
|
39
|
21
|
|
2026/02
|
37
|
42
|
53
|
46
|
47
|
26
|
26
|
38
|
21
|
23
|
32
|
32
|
46
|
33
|
26
|
38
|
39
|
35
|
29
|
43
|
42
|
44
|
29
|
21
|
20
|
26
|
10
|
9
|
|||
|
2026/01
|
14
|
26
|
12
|
22
|
24
|
36
|
51
|
57
|
60
|
67
|
54
|
48
|
52
|
73
|
83
|
85
|
94
|
54
|
48
|
15
|
22
|
42
|
53
|
54
|
27
|
19
|
24
|
42
|
47
|
16
|
25
|
|
2025/12
|
82
|
80
|
75
|
66
|
78
|
72
|
44
|
56
|
49
|
45
|
63
|
44
|
35
|
47
|
48
|
52
|
73
|
60
|
32
|
33
|
55
|
59
|
22
|
26
|
47
|
54
|
58
|
66
|
62
|
56
|
35
|
|
2025/11
|
17
|
11
|
7
|
9
|
10
|
6
|
9
|
10
|
8
|
8
|
7
|
20
|
27
|
29
|
32
|
36
|
41
|
16
|
21
|
22
|
33
|
28
|
52
|
40
|
42
|
39
|
52
|
40
|
33
|
45
|
|
|
2025/10
|
8
|
10
|
16
|
12
|
15
|
16
|
11
|
10
|
12
|
16
|
16
|
19
|
23
|
23
|
7
|
8
|
11
|
18
|
8
|
8
|
8
|
9
|
24
|
34
|
25
|
15
|
18
|
25
|
38
|
25
|
17
|
|
2025/09
|
11
|
11
|
10
|
10
|
13
|
17
|
18
|
21
|
16
|
8
|
10
|
9
|
9
|
10
|
14
|
8
|
11
|
12
|
15
|
18
|
20
|
24
|
16
|
10
|
6
|
8
|
13
|
12
|
13
|
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