Air Quality
Excellent
No health implications.
16
PM2.5
35
PM10
91
O3
0.4
CO
7
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Sep
74
Good
Fri
18 Sep
73
Good
Sat
19 Sep
75
Good
Sun
20 Sep
75
Good
Mon
21 Sep
80
Good
Tue
22 Sep
80
Good
Wed
23 Sep
45
Excellent
Air quality in the last 12 months (Shuanghu)
|
2026/08
|
44
|
41
|
44
|
37
|
43
|
48
|
48
|
50
|
46
|
39
|
34
|
42
|
36
|
36
|
35
|
28
|
36
|
39
|
58
|
52
|
35
|
43
|
49
|
31
|
32
|
32
|
32
|
33
|
33
|
32
|
32
|
|
2026/07
|
47
|
47
|
43
|
51
|
48
|
54
|
44
|
31
|
29
|
31
|
41
|
32
|
30
|
29
|
33
|
29
|
34
|
41
|
47
|
44
|
40
|
47
|
49
|
45
|
80
|
56
|
38
|
42
|
31
|
32
|
53
|
|
2026/06
|
53
|
40
|
43
|
42
|
61
|
52
|
38
|
36
|
37
|
41
|
61
|
40
|
42
|
37
|
36
|
42
|
54
|
41
|
48
|
39
|
38
|
39
|
36
|
39
|
50
|
40
|
40
|
40
|
41
|
39
|
|
|
2026/05
|
55
|
50
|
47
|
37
|
44
|
53
|
51
|
50
|
39
|
48
|
55
|
82
|
66
|
66
|
42
|
60
|
50
|
43
|
45
|
164
|
98
|
107
|
83
|
207
|
89
|
58
|
52
|
54
|
41
|
40
|
50
|
|
2026/04
|
47
|
40
|
48
|
40
|
44
|
39
|
42
|
50
|
45
|
60
|
61
|
51
|
94
|
49
|
53
|
54
|
63
|
73
|
173
|
105
|
74
|
67
|
60
|
55
|
61
|
54
|
39
|
42
|
45
|
51
|
|
|
2026/03
|
63
|
61
|
53
|
56
|
62
|
59
|
57
|
59
|
52
|
59
|
107
|
134
|
151
|
128
|
69
|
65
|
58
|
59
|
61
|
54
|
50
|
51
|
51
|
67
|
59
|
64
|
48
|
57
|
49
|
59
|
57
|
|
2026/02
|
55
|
56
|
58
|
53
|
63
|
53
|
90
|
84
|
75
|
72
|
79
|
72
|
69
|
56
|
47
|
53
|
53
|
60
|
67
|
61
|
59
|
58
|
51
|
47
|
64
|
84
|
93
|
68
|
|||
|
2026/01
|
40
|
54
|
40
|
41
|
42
|
49
|
42
|
54
|
56
|
55
|
49
|
45
|
47
|
67
|
69
|
56
|
70
|
73
|
68
|
106
|
108
|
99
|
94
|
75
|
102
|
81
|
70
|
70
|
59
|
50
|
61
|
|
2025/12
|
54
|
56
|
52
|
48
|
54
|
56
|
55
|
59
|
50
|
52
|
73
|
85
|
73
|
59
|
64
|
64
|
56
|
62
|
69
|
57
|
57
|
65
|
63
|
48
|
46
|
56
|
54
|
42
|
39
|
41
|
41
|
|
2025/11
|
39
|
44
|
47
|
47
|
48
|
55
|
50
|
55
|
56
|
54
|
57
|
51
|
52
|
52
|
45
|
37
|
42
|
49
|
56
|
56
|
60
|
58
|
51
|
57
|
57
|
50
|
63
|
65
|
56
|
50
|
|
|
2025/10
|
35
|
45
|
43
|
51
|
62
|
42
|
38
|
39
|
34
|
33
|
41
|
38
|
40
|
35
|
41
|
58
|
44
|
51
|
40
|
46
|
48
|
51
|
43
|
44
|
47
|
39
|
46
|
45
|
36
|
39
|
34
|
|
2025/09
|
73
|
134
|
119
|
70
|
90
|
81
|
73
|
63
|
67
|
46
|
41
|
47
|
45
|
45
|
43
|
86
|
61
|
50
|
50
|
43
|
36
|
40
|
48
|
41
|
70
|
29
|
39
|
38
|
40
|
48
|
|
|
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