Air Quality
Excellent
No health implications.
7
PM2.5
19
PM10
2
O3
0.4
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Jul
39
Excellent
Mon
14 Jul
43
Excellent
Tue
15 Jul
42
Excellent
Wed
16 Jul
40
Excellent
Thu
17 Jul
45
Excellent
Fri
18 Jul
38
Excellent
Sat
19 Jul
45
Excellent
Air quality in the last 12 months (Duyun)
|
2025/06
|
17
|
10
|
14
|
22
|
24
|
23
|
23
|
31
|
35
|
18
|
16
|
21
|
12
|
9
|
17
|
17
|
9
|
11
|
11
|
6
|
8
|
14
|
8
|
10
|
12
|
10
|
11
|
7
|
9
|
8
|
|
|
2025/05
|
32
|
40
|
28
|
12
|
20
|
22
|
18
|
22
|
21
|
14
|
27
|
23
|
24
|
38
|
36
|
28
|
42
|
36
|
39
|
13
|
18
|
17
|
25
|
49
|
25
|
11
|
7
|
6
|
14
|
15
|
10
|
|
2025/04
|
26
|
42
|
55
|
55
|
50
|
50
|
70
|
52
|
60
|
45
|
48
|
78
|
165
|
78
|
59
|
65
|
59
|
56
|
24
|
21
|
33
|
17
|
45
|
16
|
29
|
29
|
14
|
24
|
30
|
9
|
|
|
2025/03
|
25
|
24
|
51
|
21
|
10
|
19
|
20
|
25
|
13
|
13
|
18
|
34
|
17
|
12
|
9
|
22
|
31
|
21
|
26
|
33
|
43
|
51
|
60
|
46
|
49
|
59
|
63
|
76
|
15
|
12
|
29
|
|
2025/02
|
9
|
9
|
26
|
34
|
35
|
13
|
18
|
51
|
55
|
40
|
21
|
20
|
45
|
13
|
17
|
26
|
18
|
16
|
9
|
9
|
13
|
10
|
13
|
19
|
14
|
29
|
18
|
17
|
|||
|
2025/01
|
72
|
83
|
62
|
79
|
72
|
68
|
76
|
37
|
19
|
36
|
44
|
36
|
35
|
59
|
63
|
66
|
52
|
54
|
66
|
57
|
68
|
76
|
88
|
63
|
15
|
11
|
34
|
43
|
90
|
40
|
29
|
|
2024/12
|
41
|
58
|
59
|
46
|
10
|
10
|
11
|
37
|
14
|
7
|
10
|
39
|
46
|
40
|
43
|
45
|
56
|
45
|
65
|
84
|
80
|
86
|
92
|
82
|
79
|
68
|
56
|
56
|
62
|
60
|
38
|
|
2024/11
|
36
|
40
|
44
|
52
|
54
|
52
|
41
|
37
|
43
|
33
|
32
|
29
|
38
|
42
|
41
|
49
|
34
|
8
|
8
|
8
|
9
|
15
|
20
|
22
|
13
|
14
|
25
|
22
|
22
|
30
|
|
|
2024/10
|
7
|
13
|
34
|
29
|
34
|
50
|
40
|
24
|
25
|
30
|
45
|
48
|
37
|
11
|
18
|
19
|
11
|
16
|
13
|
9
|
17
|
11
|
16
|
15
|
15
|
23
|
22
|
28
|
26
|
29
|
35
|
|
2024/09
|
12
|
9
|
7
|
10
|
24
|
30
|
17
|
11
|
10
|
14
|
17
|
23
|
23
|
23
|
16
|
19
|
18
|
20
|
19
|
21
|
18
|
14
|
23
|
27
|
29
|
34
|
35
|
34
|
15
|
12
|
|
|
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
|
|
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