Air Quality
Excellent
No health implications.
13
PM2.5
20
PM10
27
O3
0.5
CO
2
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 Jul
35
Excellent
Sun
13 Jul
36
Excellent
Mon
14 Jul
45
Excellent
Tue
15 Jul
47
Excellent
Wed
16 Jul
56
Good
Thu
17 Jul
58
Good
Fri
18 Jul
25
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