Air Quality
Excellent
No health implications.
13
PM2.5
31
PM10
41
O3
0.9
CO
7
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Nov
78
Good
Tue
18 Nov
65
Good
Wed
19 Nov
64
Good
Thu
20 Nov
64
Good
Fri
21 Nov
67
Good
Sat
22 Nov
15
Excellent
Sun
23 Nov
32
Excellent
Shuanghu Air quality rank
Air quality in the last 12 months (Shuanghu)
|
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
|
|
|
2025/08
|
49
|
23
|
12
|
20
|
47
|
29
|
30
|
36
|
37
|
30
|
33
|
31
|
46
|
54
|
79
|
105
|
68
|
98
|
30
|
34
|
27
|
41
|
54
|
60
|
36
|
22
|
23
|
45
|
34
|
31
|
47
|
|
2025/07
|
84
|
51
|
38
|
40
|
40
|
40
|
57
|
48
|
59
|
69
|
65
|
33
|
33
|
38
|
47
|
46
|
34
|
53
|
59
|
43
|
48
|
45
|
43
|
46
|
54
|
35
|
42
|
33
|
45
|
61
|
57
|
|
2025/06
|
50
|
41
|
47
|
42
|
36
|
35
|
27
|
42
|
50
|
44
|
61
|
82
|
84
|
62
|
54
|
46
|
38
|
28
|
24
|
25
|
52
|
42
|
50
|
41
|
39
|
38
|
85
|
72
|
54
|
42
|
|
|
2025/05
|
57
|
73
|
149
|
110
|
107
|
53
|
59
|
133
|
60
|
73
|
64
|
59
|
68
|
66
|
63
|
44
|
45
|
61
|
70
|
58
|
82
|
74
|
59
|
66
|
61
|
45
|
62
|
117
|
111
|
97
|
67
|
|
2025/04
|
129
|
125
|
74
|
65
|
96
|
86
|
75
|
61
|
49
|
87
|
101
|
45
|
60
|
83
|
74
|
65
|
172
|
269
|
243
|
84
|
74
|
99
|
85
|
70
|
57
|
35
|
44
|
50
|
53
|
52
|
|
|
2025/03
|
66
|
69
|
63
|
130
|
67
|
86
|
88
|
61
|
59
|
77
|
92
|
65
|
60
|
73
|
75
|
79
|
73
|
69
|
64
|
49
|
70
|
93
|
94
|
74
|
100
|
369
|
227
|
244
|
123
|
156
|
128
|
|
2025/02
|
66
|
61
|
48
|
54
|
57
|
73
|
72
|
66
|
60
|
54
|
74
|
120
|
113
|
87
|
82
|
76
|
69
|
59
|
60
|
57
|
50
|
54
|
51
|
104
|
76
|
77
|
89
|
78
|
|||
|
2025/01
|
51
|
54
|
60
|
48
|
55
|
57
|
49
|
44
|
52
|
50
|
48
|
36
|
34
|
36
|
48
|
58
|
49
|
51
|
49
|
53
|
43
|
42
|
54
|
61
|
71
|
117
|
91
|
94
|
91
|
65
|
78
|
|
2024/12
|
58
|
66
|
56
|
65
|
71
|
73
|
59
|
63
|
76
|
61
|
64
|
56
|
62
|
37
|
39
|
54
|
62
|
49
|
51
|
54
|
44
|
46
|
52
|
55
|
50
|
38
|
54
|
62
|
47
|
47
|
49
|
|
2024/11
|
60
|
58
|
55
|
55
|
54
|
58
|
64
|
57
|
62
|
57
|
61
|
59
|
58
|
61
|
58
|
64
|
59
|
66
|
59
|
54
|
61
|
63
|
57
|
43
|
53
|
52
|
55
|
56
|
54
|
58
|
|
|
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