Air Quality
Excellent
No health implications.
10
PM2.5
25
PM10
25
O3
0.5
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Sep
53
Good
Thu
4 Sep
54
Good
Fri
5 Sep
51
Good
Sat
6 Sep
51
Good
Sun
7 Sep
60
Good
Mon
8 Sep
30
Excellent
Tue
9 Sep
34
Excellent
Du'an Air quality rank
Air quality in the last 12 months (Du'an)
|
2025/06
|
32
|
23
|
19
|
33
|
46
|
35
|
28
|
27
|
23
|
23
|
30
|
28
|
21
|
24
|
28
|
21
|
21
|
23
|
21
|
20
|
21
|
22
|
25
|
26
|
24
|
27
|
20
|
21
|
22
|
19
|
|
|
2025/05
|
31
|
49
|
48
|
33
|
35
|
26
|
33
|
48
|
23
|
31
|
24
|
41
|
48
|
39
|
23
|
18
|
25
|
19
|
21
|
26
|
26
|
27
|
19
|
32
|
39
|
31
|
45
|
42
|
13
|
29
|
35
|
|
2025/04
|
39
|
55
|
65
|
53
|
71
|
92
|
96
|
85
|
81
|
74
|
56
|
47
|
144
|
140
|
101
|
92
|
82
|
67
|
53
|
46
|
42
|
44
|
26
|
30
|
27
|
34
|
43
|
30
|
48
|
43
|
|
|
2025/03
|
46
|
46
|
64
|
49
|
26
|
17
|
32
|
42
|
58
|
43
|
49
|
41
|
33
|
37
|
16
|
22
|
48
|
28
|
35
|
52
|
60
|
71
|
72
|
78
|
88
|
68
|
64
|
75
|
28
|
14
|
25
|
|
2025/02
|
35
|
15
|
17
|
48
|
82
|
30
|
14
|
42
|
56
|
69
|
117
|
86
|
35
|
77
|
39
|
36
|
43
|
26
|
30
|
23
|
14
|
19
|
12
|
27
|
50
|
25
|
39
|
56
|
|||
|
2025/01
|
120
|
112
|
87
|
110
|
81
|
98
|
116
|
89
|
54
|
32
|
48
|
71
|
89
|
106
|
89
|
74
|
82
|
101
|
95
|
103
|
105
|
107
|
132
|
95
|
44
|
12
|
38
|
49
|
129
|
85
|
59
|
|
2024/12
|
81
|
91
|
87
|
86
|
68
|
35
|
16
|
28
|
55
|
74
|
32
|
30
|
40
|
51
|
44
|
57
|
88
|
74
|
66
|
84
|
96
|
93
|
95
|
95
|
100
|
89
|
80
|
58
|
90
|
129
|
108
|
|
2024/11
|
45
|
45
|
57
|
65
|
58
|
59
|
61
|
55
|
56
|
56
|
61
|
64
|
69
|
71
|
63
|
60
|
58
|
33
|
23
|
22
|
25
|
25
|
37
|
52
|
64
|
19
|
31
|
34
|
43
|
58
|
|
|
2024/10
|
17
|
22
|
37
|
51
|
55
|
54
|
54
|
48
|
39
|
44
|
50
|
57
|
66
|
39
|
18
|
33
|
34
|
29
|
28
|
24
|
40
|
40
|
25
|
34
|
33
|
35
|
30
|
29
|
37
|
46
|
50
|
|
2024/09
|
28
|
35
|
28
|
28
|
39
|
37
|
19
|
19
|
21
|
22
|
24
|
32
|
41
|
43
|
43
|
30
|
24
|
31
|
33
|
36
|
30
|
24
|
29
|
37
|
49
|
53
|
50
|
52
|
37
|
37
|
|
|
2024/08
|
17
|
20
|
21
|
25
|
30
|
33
|
35
|
31
|
30
|
32
|
20
|
22
|
19
|
25
|
28
|
31
|
25
|
24
|
31
|
27
|
27
|
23
|
24
|
26
|
26
|
30
|
31
|
37
|
34
|
34
|
36
|
|
2024/07
|
30
|
14
|
16
|
25
|
20
|
18
|
19
|
20
|
24
|
25
|
23
|
24
|
26
|
23
|
28
|
30
|
24
|
20
|
18
|
24
|
34
|
34
|
26
|
20
|
27
|
38
|
38
|
25
|
21
|
15
|
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