Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
66
*
PM2.5
86
PM10
89
O3
0.9
CO
4
SO2
14
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Jan
85
Good
Sun
18 Jan
97
Good
Mon
19 Jan
67
Good
Tue
20 Jan
44
Excellent
Wed
21 Jan
33
Excellent
Thu
22 Jan
30
Excellent
Fri
23 Jan
15
Excellent
Du'an Air quality rank
Air quality in the last 12 months (Du'an)
|
2025/11
|
22
|
26
|
13
|
9
|
19
|
34
|
42
|
29
|
13
|
13
|
12
|
21
|
37
|
39
|
44
|
45
|
51
|
19
|
18
|
28
|
30
|
40
|
48
|
51
|
43
|
49
|
47
|
55
|
59
|
66
|
|
|
2025/10
|
27
|
28
|
26
|
26
|
29
|
13
|
17
|
28
|
33
|
39
|
38
|
38
|
32
|
22
|
21
|
27
|
38
|
46
|
21
|
12
|
12
|
11
|
20
|
35
|
40
|
29
|
30
|
33
|
47
|
54
|
28
|
|
2025/09
|
25
|
23
|
21
|
22
|
24
|
25
|
33
|
33
|
17
|
20
|
19
|
17
|
22
|
27
|
24
|
25
|
19
|
24
|
32
|
39
|
25
|
20
|
20
|
15
|
10
|
16
|
25
|
27
|
24
|
29
|
|
|
2025/08
|
20
|
27
|
34
|
34
|
28
|
22
|
19
|
28
|
26
|
26
|
27
|
32
|
31
|
32
|
14
|
17
|
23
|
17
|
12
|
16
|
23
|
24
|
27
|
28
|
25
|
24
|
25
|
26
|
30
|
24
|
24
|
|
2025/07
|
19
|
19
|
22
|
26
|
34
|
39
|
32
|
29
|
33
|
23
|
20
|
23
|
25
|
22
|
25
|
28
|
28
|
39
|
36
|
30
|
18
|
12
|
12
|
18
|
22
|
24
|
30
|
38
|
33
|
37
|
23
|
|
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
|
|
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