Air Quality
Excellent
No health implications.
5
PM2.5
17
PM10
51
O3
0.5
CO
4
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Dec
64
Good
Mon
22 Dec
79
Good
Tue
23 Dec
62
Good
Wed
24 Dec
67
Good
Thu
25 Dec
63
Good
Fri
26 Dec
67
Good
Sat
27 Dec
42
Excellent
Air quality in the last 12 months (Shuangqiao)
|
2025/11
|
30
|
27
|
43
|
56
|
90
|
89
|
55
|
55
|
28
|
33
|
50
|
62
|
30
|
46
|
67
|
41
|
23
|
28
|
35
|
32
|
39
|
50
|
69
|
62
|
30
|
55
|
29
|
52
|
60
|
48
|
|
|
2025/10
|
37
|
39
|
34
|
41
|
30
|
20
|
35
|
24
|
14
|
17
|
28
|
32
|
40
|
41
|
47
|
29
|
21
|
18
|
19
|
23
|
31
|
34
|
48
|
69
|
61
|
28
|
27
|
55
|
122
|
95
|
49
|
|
2025/09
|
26
|
26
|
42
|
52
|
51
|
29
|
21
|
20
|
35
|
26
|
49
|
60
|
61
|
26
|
15
|
19
|
21
|
21
|
25
|
29
|
29
|
29
|
28
|
35
|
29
|
29
|
31
|
33
|
31
|
33
|
|
|
2025/08
|
40
|
54
|
38
|
27
|
25
|
25
|
24
|
28
|
20
|
21
|
32
|
30
|
24
|
29
|
42
|
32
|
31
|
34
|
36
|
24
|
24
|
25
|
29
|
20
|
22
|
23
|
26
|
14
|
33
|
37
|
35
|
|
2025/07
|
36
|
34
|
30
|
26
|
32
|
18
|
27
|
31
|
40
|
56
|
50
|
51
|
26
|
25
|
25
|
18
|
21
|
23
|
36
|
28
|
22
|
35
|
41
|
21
|
25
|
40
|
19
|
19
|
21
|
23
|
33
|
|
2025/06
|
40
|
38
|
25
|
24
|
28
|
26
|
26
|
33
|
41
|
22
|
37
|
54
|
39
|
48
|
21
|
19
|
30
|
48
|
38
|
26
|
23
|
26
|
37
|
51
|
60
|
53
|
53
|
34
|
47
|
32
|
|
|
2025/05
|
27
|
30
|
24
|
27
|
34
|
18
|
45
|
69
|
21
|
31
|
40
|
45
|
60
|
25
|
34
|
60
|
35
|
20
|
30
|
59
|
55
|
57
|
36
|
26
|
40
|
48
|
32
|
34
|
56
|
62
|
55
|
|
2025/04
|
37
|
21
|
36
|
55
|
22
|
40
|
58
|
35
|
33
|
45
|
73
|
88
|
45
|
30
|
42
|
61
|
51
|
23
|
17
|
42
|
47
|
36
|
60
|
34
|
31
|
60
|
29
|
34
|
46
|
39
|
|
|
2025/03
|
93
|
41
|
44
|
52
|
51
|
26
|
49
|
74
|
84
|
104
|
126
|
46
|
55
|
61
|
40
|
27
|
26
|
25
|
30
|
35
|
35
|
41
|
83
|
58
|
36
|
93
|
42
|
34
|
39
|
34
|
41
|
|
2025/02
|
84
|
65
|
24
|
25
|
26
|
45
|
30
|
21
|
30
|
51
|
78
|
47
|
64
|
56
|
71
|
38
|
27
|
36
|
27
|
26
|
22
|
26
|
23
|
34
|
43
|
41
|
74
|
101
|
|||
|
2025/01
|
68
|
30
|
40
|
60
|
49
|
25
|
29
|
26
|
22
|
34
|
43
|
44
|
45
|
36
|
35
|
59
|
65
|
71
|
50
|
63
|
55
|
43
|
77
|
103
|
108
|
89
|
23
|
25
|
99
|
30
|
61
|
|
2024/12
|
54
|
24
|
39
|
41
|
31
|
33
|
25
|
37
|
47
|
52
|
51
|
68
|
41
|
33
|
45
|
39
|
28
|
33
|
50
|
52
|
28
|
33
|
53
|
65
|
71
|
30
|
29
|
42
|
61
|
64
|
46
|
|
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