Air Quality
Excellent
No health implications.
22
PM2.5
29
PM10
83
O3
0.6
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Mar
85
Good
Mon
16 Mar
89
Good
Tue
17 Mar
88
Good
Wed
18 Mar
95
Good
Thu
19 Mar
84
Good
Fri
20 Mar
83
Good
Sat
21 Mar
27
Excellent
Air quality in the last 12 months (Shuangjiang)
|
2026/02
|
44
|
47
|
49
|
53
|
44
|
42
|
46
|
50
|
51
|
47
|
42
|
44
|
41
|
47
|
60
|
72
|
110
|
66
|
53
|
41
|
38
|
40
|
50
|
56
|
62
|
62
|
50
|
65
|
|||
|
2026/01
|
58
|
50
|
48
|
48
|
45
|
50
|
49
|
52
|
52
|
50
|
52
|
53
|
55
|
53
|
58
|
54
|
49
|
53
|
70
|
66
|
45
|
50
|
55
|
50
|
50
|
52
|
51
|
53
|
48
|
47
|
44
|
|
2025/12
|
46
|
44
|
49
|
41
|
42
|
40
|
45
|
40
|
41
|
47
|
45
|
47
|
45
|
43
|
42
|
41
|
45
|
43
|
42
|
45
|
46
|
48
|
46
|
52
|
45
|
44
|
51
|
51
|
48
|
44
|
49
|
|
2025/11
|
30
|
27
|
26
|
26
|
25
|
27
|
27
|
31
|
28
|
29
|
27
|
32
|
29
|
33
|
35
|
34
|
33
|
30
|
26
|
30
|
28
|
30
|
32
|
33
|
35
|
41
|
43
|
45
|
47
|
48
|
|
|
2025/10
|
24
|
25
|
24
|
28
|
28
|
25
|
26
|
17
|
19
|
20
|
18
|
23
|
22
|
22
|
30
|
30
|
29
|
30
|
30
|
34
|
31
|
35
|
34
|
33
|
28
|
31
|
34
|
35
|
37
|
34
|
35
|
|
2025/09
|
22
|
23
|
30
|
26
|
29
|
26
|
24
|
28
|
26
|
24
|
23
|
26
|
23
|
24
|
21
|
23
|
24
|
24
|
27
|
26
|
27
|
26
|
25
|
25
|
27
|
25
|
26
|
25
|
29
|
24
|
|
|
2025/08
|
21
|
23
|
19
|
22
|
18
|
20
|
19
|
19
|
18
|
22
|
25
|
23
|
22
|
21
|
25
|
25
|
23
|
19
|
26
|
26
|
26
|
24
|
24
|
26
|
27
|
28
|
26
|
20
|
24
|
24
|
25
|
|
2025/07
|
24
|
20
|
19
|
19
|
17
|
19
|
16
|
19
|
25
|
22
|
24
|
24
|
26
|
22
|
20
|
21
|
23
|
18
|
19
|
22
|
22
|
23
|
22
|
19
|
17
|
19
|
20
|
22
|
24
|
21
|
21
|
|
2025/06
|
23
|
24
|
34
|
50
|
45
|
47
|
38
|
35
|
30
|
23
|
32
|
39
|
43
|
36
|
25
|
19
|
19
|
17
|
22
|
26
|
26
|
22
|
18
|
22
|
21
|
21
|
21
|
18
|
19
|
23
|
|
|
2025/05
|
33
|
32
|
30
|
29
|
33
|
41
|
45
|
48
|
47
|
55
|
45
|
41
|
41
|
41
|
34
|
42
|
37
|
34
|
36
|
39
|
38
|
35
|
38
|
45
|
23
|
21
|
27
|
25
|
26
|
21
|
23
|
|
2025/04
|
106
|
94
|
83
|
108
|
102
|
109
|
108
|
91
|
87
|
84
|
73
|
50
|
36
|
41
|
47
|
31
|
29
|
35
|
39
|
47
|
44
|
48
|
59
|
64
|
69
|
79
|
79
|
77
|
50
|
39
|
|
|
2025/03
|
50
|
62
|
55
|
61
|
70
|
74
|
74
|
66
|
63
|
59
|
69
|
70
|
84
|
79
|
71
|
65
|
73
|
75
|
39
|
41
|
67
|
74
|
62
|
50
|
52
|
53
|
73
|
107
|
122
|
116
|
120
|
|
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