Air Quality
Excellent
No health implications.
14
PM2.5
19
PM10
87
O3
0.4
CO
2
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 May
28
Excellent
Thu
15 May
91
Good
Fri
16 May
95
Good
Sat
17 May
25
Excellent
Sun
18 May
76
Good
Mon
19 May
67
Good
Tue
20 May
25
Excellent
Air quality in the last 12 months (Shuangqiao)
|
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
|
|
2024/11
|
102
|
74
|
48
|
32
|
41
|
39
|
65
|
97
|
103
|
86
|
59
|
55
|
53
|
57
|
44
|
41
|
34
|
37
|
60
|
62
|
35
|
35
|
54
|
72
|
57
|
19
|
26
|
25
|
34
|
43
|
|
|
2024/10
|
19
|
21
|
25
|
36
|
61
|
45
|
21
|
26
|
48
|
27
|
35
|
56
|
79
|
84
|
35
|
45
|
62
|
42
|
20
|
29
|
42
|
28
|
35
|
45
|
65
|
112
|
42
|
35
|
47
|
44
|
77
|
|
2024/09
|
25
|
18
|
26
|
39
|
28
|
29
|
20
|
32
|
39
|
23
|
31
|
22
|
27
|
19
|
19
|
27
|
17
|
28
|
49
|
15
|
13
|
18
|
22
|
39
|
44
|
22
|
38
|
41
|
52
|
15
|
|
|
2024/08
|
20
|
30
|
27
|
17
|
25
|
28
|
42
|
43
|
39
|
44
|
43
|
15
|
20
|
26
|
26
|
34
|
43
|
30
|
19
|
10
|
17
|
28
|
26
|
32
|
30
|
21
|
24
|
39
|
36
|
38
|
34
|
|
2024/07
|
32
|
36
|
24
|
27
|
39
|
42
|
29
|
42
|
56
|
47
|
51
|
43
|
47
|
42
|
51
|
41
|
18
|
20
|
27
|
28
|
39
|
25
|
40
|
49
|
21
|
18
|
27
|
27
|
36
|
19
|
15
|
|
2024/06
|
26
|
27
|
27
|
42
|
48
|
51
|
44
|
29
|
32
|
44
|
33
|
34
|
47
|
23
|
18
|
29
|
43
|
52
|
61
|
46
|
57
|
94
|
123
|
19
|
30
|
45
|
60
|
53
|
61
|
37
|
|
|
2024/05
|
33
|
46
|
55
|
57
|
68
|
52
|
41
|
44
|
68
|
139
|
160
|
30
|
32
|
44
|
23
|
38
|
55
|
58
|
49
|
21
|
37
|
49
|
67
|
23
|
25
|
24
|
28
|
33
|
55
|
37
|
14
|
|
2024/04
|
50
|
60
|
28
|
54
|
62
|
51
|
43
|
45
|
51
|
47
|
52
|
83
|
66
|
47
|
121
|
42
|
54
|
63
|
45
|
30
|
46
|
60
|
20
|
31
|
79
|
78
|
48
|
16
|
14
|
25
|
|
|
2024/03
|
29
|
46
|
27
|
55
|
67
|
41
|
42
|
27
|
47
|
79
|
67
|
36
|
41
|
41
|
79
|
127
|
27
|
83
|
39
|
24
|
59
|
54
|
50
|
46
|
45
|
64
|
94
|
232
|
83
|
58
|
38
|
|
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