Air Quality
Excellent
No health implications.
21
PM2.5
29
PM10
142
O3
0.3
CO
6
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 May
81
Good
Tue
7 May
85
Good
Wed
8 May
84
Good
Thu
9 May
85
Good
Fri
10 May
83
Good
Sat
11 May
87
Good
Sun
12 May
88
Good
Air quality in the last 12 months (Shuangjiang)
|
2024/02
|
51
|
69
|
67
|
52
|
50
|
45
|
60
|
60
|
67
|
95
|
51
|
51
|
47
|
42
|
46
|
45
|
45
|
46
|
42
|
45
|
57
|
61
|
64
|
65
|
59
|
53
|
52
|
51
|
47
|
||
|
2024/01
|
33
|
37
|
34
|
33
|
36
|
39
|
41
|
42
|
46
|
43
|
46
|
45
|
43
|
40
|
38
|
37
|
32
|
35
|
43
|
53
|
51
|
48
|
55
|
50
|
47
|
34
|
43
|
40
|
42
|
41
|
42
|
|
2023/12
|
38
|
39
|
33
|
29
|
32
|
32
|
31
|
29
|
29
|
26
|
30
|
29
|
32
|
32
|
33
|
30
|
32
|
33
|
31
|
31
|
32
|
32
|
27
|
27
|
29
|
31
|
34
|
33
|
36
|
33
|
35
|
|
2023/11
|
29
|
27
|
26
|
28
|
30
|
33
|
30
|
30
|
31
|
32
|
30
|
28
|
30
|
29
|
23
|
26
|
22
|
26
|
26
|
28
|
26
|
27
|
25
|
29
|
29
|
29
|
30
|
34
|
35
|
39
|
|
|
2023/10
|
21
|
19
|
18
|
20
|
21
|
23
|
23
|
18
|
19
|
22
|
21
|
21
|
19
|
23
|
25
|
26
|
26
|
29
|
27
|
27
|
31
|
36
|
33
|
27
|
24
|
23
|
23
|
26
|
26
|
25
|
26
|
|
2023/09
|
25
|
30
|
34
|
34
|
29
|
26
|
21
|
25
|
27
|
24
|
20
|
19
|
21
|
26
|
31
|
31
|
24
|
18
|
17
|
19
|
19
|
20
|
22
|
22
|
21
|
24
|
25
|
24
|
19
|
26
|
|
|
2023/08
|
19
|
17
|
18
|
21
|
17
|
19
|
17
|
17
|
16
|
16
|
20
|
21
|
22
|
25
|
24
|
25
|
19
|
21
|
21
|
19
|
20
|
18
|
18
|
19
|
17
|
17
|
18
|
18
|
25
|
24
|
28
|
|
2023/07
|
23
|
23
|
23
|
20
|
17
|
19
|
17
|
21
|
22
|
18
|
20
|
17
|
18
|
18
|
27
|
34
|
36
|
41
|
36
|
25
|
21
|
22
|
24
|
23
|
23
|
24
|
19
|
20
|
24
|
26
|
18
|
|
2023/06
|
38
|
30
|
27
|
34
|
37
|
38
|
24
|
22
|
21
|
25
|
35
|
28
|
28
|
22
|
30
|
48
|
35
|
34
|
33
|
32
|
29
|
23
|
17
|
19
|
29
|
29
|
31
|
26
|
23
|
21
|
|
|
2023/05
|
53
|
44
|
33
|
35
|
34
|
44
|
45
|
54
|
57
|
52
|
57
|
61
|
33
|
30
|
23
|
31
|
44
|
44
|
49
|
56
|
50
|
49
|
54
|
50
|
42
|
35
|
36
|
40
|
40
|
39
|
39
|
|
2023/04
|
63
|
65
|
42
|
41
|
48
|
59
|
60
|
73
|
103
|
108
|
90
|
112
|
130
|
143
|
128
|
131
|
119
|
85
|
96
|
101
|
69
|
58
|
53
|
49
|
50
|
49
|
49
|
59
|
65
|
55
|
|
|
2023/03
|
55
|
60
|
62
|
64
|
69
|
83
|
86
|
76
|
72
|
79
|
70
|
60
|
67
|
90
|
72
|
52
|
52
|
65
|
63
|
46
|
37
|
35
|
38
|
46
|
51
|
59
|
78
|
106
|
62
|
55
|
64
|
|
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